Jongbin-kr/qasc huggingface dataset:
Creatures that have no internal hard tissues at all are noted for what-ing large amounts of thick,? (A) space between (B) protection (C) secreting (D) coarse grit (E) dandelions (F) sponges (G) tiny hairs (H) Therapsids
Answer: C
Fact 1: Hagfish are noted for secreting large amounts of thick, slimy mucus.
Fact 2: Hagfish and lampreys have no internal hard tissues at all.
Combined fact: Creatures that have no internal hard tissues at all are noted for secreting large amounts of thick, slimy mucus.
Mountains are formed by the what of tectonic plates? (A) counterop (B) backbones (C) dissolving (D) Type O (E) move (F) static (G) movement (H) brewing
Answer: G
Fact 1: mountains are formed by earthquakes
Fact 2: Earthquakes are caused by movement of the tectonic plates.
Combined fact: Mountains are formed by movement of the tectonic plates.
what are mountains formed by? (A) moving plates (B) erosion (C) snowcaps (D) precipitation (E) trucks and cars (F) peaks (G) water vapor (H) tornadoes
Answer: A
Fact 1: mountains are formed by earthquakes
Fact 2: Earthquakes Earthquakes are the results of moving plates.
Combined fact: mountains are formed by moving plates
What formed the Himalayas? (A) erosion (B) tornadoes (C) flooding (D) earthquakes (E) hurricanes (F) amount of heat (G) precipitation (H) permeable walls
Answer: D
Fact 1: mountains are formed by earthquakes
Fact 2: For big mountain background, check out the Himalayas .
Combined fact: the Himalayas are formed by earthquakes
What are forms mountains? (A) very complex (B) lamphreys (C) permanent (D) energy (E) horses (F) moving plates (G) heated by the sun (H) life
Answer: F
Fact 1: mountains are formed by earthquakes
Fact 2: Earthquakes Earthquakes are the results of moving plates.
Combined fact: mountains are formed by moving plates
What is caused by moving plates? (A) dust clouds (B) danger (C) friction (D) wind storms (E) precipitation (F) air pollution (G) mountains (H) hurricanes
Answer: G
Fact 1: mountains are formed by earthquakes
Fact 2: Earthquakes Earthquakes are the results of moving plates.
Combined fact: Mountains are formed by moving plates.
What can cause uplifting to occur (A) sound vibrations (B) oil drilling (C) it increases (D) Earthquakes (E) deposits (F) erosion (G) mud slides (H) hurricanes
Answer: D
Fact 1: mountains are formed by earthquakes
Fact 2: Many mountains are formed through uplifting.
Combined fact: Earthquakes can cause uplifting to occur.
What was formed by earthquakes? (A) deposits (B) coarse grit (C) backbones (D) road bends (E) The Alps (F) pitches (G) waves (H) Otoacoustic
Answer: E
Fact 1: mountains are formed by earthquakes
Fact 2: For mountains one goes to the Alps.
Combined fact: The Alps were formed by earthquakes
What forms a mountain? (A) rocks (B) poles (C) weater (D) pitches (E) winter (F) weight (G) Cold (H) Growth
Answer: A
Fact 1: mountains are formed by earthquakes
Fact 2: Here the rocks have been uplifted along earthquake faults to make a mountain.
Combined fact: rocks lift to make mountains
What does Japan have a lot of?  (A) music (B) trees (C) antibodies (D) Flowers (E) backbones (F) antigens (G) Mountains (H) several genes
Answer: G
Fact 1: mountains are formed by earthquakes
Fact 2: Earthquakes Earthquakes Japan is an earthquake-prone country.
Combined fact: Japan has a lot of mountains.
what are found in the small intestine? (A) antigens (B) stomach (C) coliform (D) respiration (E) fats (F) food (G) enzymes (H) urine
Answer: G
Fact 1: Chemical digestion occurs mainly in the small intestine.
Fact 2: Enzymes are chemicals involved in digestion.
Combined fact: enzymes are in the small intestine
A patient with celiac disease will likely have reduced  (A) chemical digestion (B) speed of movements (C) nose piercings (D) expression (E) Lymphocytes (F) psoriasis (G) intelligence (H) White blood cells
Answer: A
Fact 1: Chemical digestion occurs mainly in the small intestine.
Fact 2: Celiac disease damages the small intestine and interferes with nutrient absorption.
Combined fact: Celiac disease interferes with chemical digestion
Where does chemical absorption happen? (A) gas spreads in the air (B) the environment (C) brain (D) a cold environment (E) heart (F) lungs (G) small intestine (H) Seconds and minutes
Answer: G
Fact 1: Chemical digestion occurs mainly in the small intestine.
Fact 2: Chemical digestion and absorption of food occurs in the small intestine.
Combined fact: chemical absorption happens in the small intestine
Breaking complex chemicals into simple ones in humans occur in what location? (A) Chemical laboratory (B) where insulin is secreted (C) Sports complex (D) 70-75 degrees Fahrenheit (E) around 5 to 27 degrees Celsius (F) Human hands (G) Mainly in small intestine (H) the environment
Answer: G
Fact 1: Chemical digestion occurs mainly in the small intestine.
Fact 2: Chemical digestion breaks complex chemicals into simple ones.
Combined fact: Breaking complex chemicals into simple ones occurs mainly in the small intestine.
what involved in digestion occur mainly in the small intestine? (A) corn (B) nutrients (C) cells (D) foods (E) fish (F) enzymes (G) fats (H) vorticella
Answer: F
Fact 1: Chemical digestion occurs mainly in the small intestine.
Fact 2: Enzymes are chemicals involved in digestion.
Combined fact: Enzymes involved in digestion occur mainly in the small intestine
What aids chemical digestion? (A) amount of heat (B) dandelions (C) several genes (D) flagella (E) lactobacillus (F) a hosta (G) melanin content (H) holding nutrients
Answer: E
Fact 1: Chemical digestion occurs mainly in the small intestine.
Fact 2: Lactobacillus is present in the small intestine.
Combined fact: lactobacillus aids chemical digestion
After someone eats, the food is chemically digested mainly where? (A) antigens that cause allergy (B) in the small bowel (C) prokaryotic cells (D) on a plant possessing stoma (E) dermal & vascular tissue (F) the environment (G) holding nutrients (H) occurs over a wide range
Answer: B
Fact 1: Chemical digestion occurs mainly in the small intestine.
Fact 2: Physicians often call the intestines the bowels.
Combined fact: Chemical digestion occurs mainly in the small bowel.
Where are enzymes located? (A) in the small intestine (B) occurs over a wide range (C) Microscopic vessels. (D) tissue made of chondrocytes (E) chondrocytes (F) holding nutrients (G) snow, ice, and rock (H) To survive in their environment
Answer: A
Fact 1: Chemical digestion occurs mainly in the small intestine.
Fact 2: Enzymes are chemicals involved in digestion.
Combined fact: enzymes are located in the small intestine
Complex chemicals break down into simple ones mainly in the _. (A) mild heating process (B) Seconds and minutes (C) unicellular organisms (D) tropical cyclone (E) angiosperm (F) small intestine (G) Laboratory (H) paramecium
Answer: F
Fact 1: Chemical digestion occurs mainly in the small intestine.
Fact 2: Chemical digestion breaks complex chemicals into simple ones.
Combined fact: Complex chemicals break down into simple ones mainly in the small intestine.
What computer component can you use to measure time? (A) size (B) wind (C) Mohs (D) Mouse (E) heat (F) CPU (G) Seconds (H) Hard drive
Answer: F
Fact 1: seconds are used to measure time
Fact 2: CPU time is measured in seconds.
Combined fact: CPU time can be used as a clock
What is used to measure a period? (A) percents (B) seconds (C) rainfall (D) lamphreys (E) feet (F) pounds (G) distance (H) meters
Answer: B
Fact 1: seconds are used to measure time
Fact 2: An accounting period is simply a period of time.
Combined fact: seconds are used to measure a period
What do you measure seconds? (A) 70-75 degrees Fahrenheit (B) far fewer in number (C) Differences in speed (D) Calculating the sunrise (E) Using a stopwatch (F) The hour hand on a clock (G) Counting your breaths (H) sound vibrations
Answer: E
Fact 1: seconds are used to measure time
Fact 2: Stopwatch was used to measure time.
Combined fact: A stopwatch is used to measure seconds
seconds can be used to measure (A) shaking (B) Seconds (C) Speed (D) matter (E) wind (F) rain (G) fields (H) Pupils
Answer: C
Fact 1: seconds are used to measure time
Fact 2: Speed is measured by the distance covered divided by the elapsed time.
Combined fact: seconds can be used to measure Speed
Stiff hairs on the face are used for what by animals? (A) drinking (B) vibration (C) feeling (D) bathing (E) movement (F) eating (G) strength (H) protection
Answer: C
Fact 1: whiskers are used for feeling by animals
Fact 2: Whiskers Whiskers are the stiff hairs on the dog's face.
Combined fact: Stiff hairs on the face are used for feeling by animals.
What does a dog use the stiff hairs on his face for? (A) movement (B) how they move (C) expression (D) visibility (E) For emotion. (F) For feeling. (G) For styling. (H) For hearing.
Answer: F
Fact 1: whiskers are used for feeling by animals
Fact 2: Whiskers Whiskers are the stiff hairs on the dog's face.
Combined fact: Stiff hairs on the dog's face are used for feeling.
What can cats use special long hairs to do? (A) Reproduce (B) Growth (C) Detect ghosts (D) damage (E) Eat (F) learn (G) Feel (H) grow
Answer: G
Fact 1: whiskers are used for feeling by animals
Fact 2: All cats are animals.
Combined fact: Cats use specialized long hair on their faces to feel with.
What do cats have body parts for? (A) bone (B) antigens (C) flight (D) magic (E) feeling (F) tissue (G) adult (H) telekinesis
Answer: E
Fact 1: whiskers are used for feeling by animals
Fact 2: Another name for it is cat's whiskers.
Combined fact: cats have body parts for feeling
what uses whiskers for feeling? (A) adult (B) jellyfish (C) cats (D) babies (E) cows (F) bacteria (G) humans (H) weather
Answer: C
Fact 1: whiskers are used for feeling by animals
Fact 2: All cats are animals.
Combined fact: whiskers are used for feeling by cats
Tissue made of  what is used for feeling by animals? (A) Protein (B) fats (C) cells (D) neurones (E) mucus (F) Vibrates (G) Cartilage (H) keratin
Answer: H
Fact 1: whiskers are used for feeling by animals
Fact 2: Hair, whiskers, claws, and hooves are also made of keratin.
Combined fact: tissue made of keratin is used for feeling by animals
What can be used to measure seconds? (A) Watch (B) seconds (C) fluid (D) Ruler (E) goggles (F) glasses (G) Drill (H) Scale
Answer: A
Fact 1: a watch is used for measuring time
Fact 2: Times are measured in seconds.
Combined fact: A watch can be used to measure seconds.
What instrument could be used to measure seconds? (A) a watch (B) weater (C) a hygrometer (D) Fractions (E) satellites (F) a seismometer (G) an anemometer (H) lamphreys
Answer: A
Fact 1: a watch is used for measuring time
Fact 2: All times are measured in seconds.
Combined fact: a watch is used for measuring seconds
what is used for measuring time? (A) speed (B) compass (C) beakers (D) Rolex (E) yard stick (F) 86400 (G) glasses (H) thermometer
Answer: D
Fact 1: a watch is used for measuring time
Fact 2: Today's Rolex is tomorrow's cheap gold watch.
Combined fact: a Rolex is used for measuring time
What measures hours, seconds, and minutes? (A) Laboratory (B) The sun (C) Pacific (D) A candle (E) weater (F) A watch (G) A metronome (H) a hosta
Answer: F
Fact 1: a watch is used for measuring time
Fact 2: Time is measured using hours, seconds, and minutes.
Combined fact: A watch measures hours, seconds, and minutes
What can a watch be used for? (A) safe operation (B) an infant's growth (C) hearing (D) water (E) help other species benefit (F) local weather conditions (G) studying weather (H) Scientific research
Answer: H
Fact 1: a watch is used for measuring time
Fact 2: Time management is the science of how to use the hours in a day more efficiently.
Combined fact: a watch is needed for scientific research
What does a watch measure? (A) protection (B) percents (C) as a base (D) inches (E) minutes (F) temperature (G) antigens (H) weight
Answer: E
Fact 1: a watch is used for measuring time
Fact 2: Time is measured in minutes.
Combined fact: A watch is used for measuring minutes.
What do watches need to keep track of? (A) protection (B) Days (C) vibration (D) Seconds (E) Years (F) satellites (G) Months (H) movement
Answer: D
Fact 1: a watch is used for measuring time
Fact 2: Times are measured in seconds.
Combined fact: Watches must keep track of seconds.
what is used for measuring time? (A) blinking orbs (B) feedback mechanisms (C) glowing lights (D) snow, ice, and rock (E) tubular organ (F) lamphreys (G) ticking hands (H) moving walls
Answer: G
Fact 1: a watch is used for measuring time
Fact 2: Probably the easiest way to see time is to watch the ticking hands of a clock.
Combined fact: ticking hands are used for measuring time.
A watch can be used for measuring (A) earthquakes (B) vibration (C) changes in size (D) 70-75 degrees Fahrenheit (E) speed of movements (F) local weather conditions (G) feedback mechanisms (H) 295 degrees Kelvin
Answer: E
Fact 1: a watch is used for measuring time
Fact 2: Time refers to the speed of movements.
Combined fact: A watch can be used  for measuring speed of movements.
Microbes can live on any surface that has not been what? (A) a hosta (B) wildfire (C) moving plates (D) dying (E) damaging (F) polygenic (G) sterilized (H) water
Answer: G
Fact 1: Any surface that has not been sterilized is likely to be covered with bacteria.
Fact 2: Bacteria and viruses are microbes.
Combined fact: Any surface that has not been sterilized is likely to be covered with live microbes.
a surface that is not what is likely to be covered with something that eats and digests foods? (A) cartilage (B) plastic (C) dirty (D) sterilized (E) a hosta (F) covered in bacteria (G) Unsafe (H) tooth enamel
Answer: D
Fact 1: Any surface that has not been sterilized is likely to be covered with bacteria.
Fact 2: Bacteria eat and bacteria digest foods.
Combined fact: a surface not sterilized is likely to be covered with something that eats and digests foods
What can surfaces that haven't been sterilized do to people? (A) Prevent injuries (B) Help people learn (C) Make them sick (D) Make people money (E) Make them strong (F) damaging (G) destruction (H) Injure them
Answer: C
Fact 1: Any surface that has not been sterilized is likely to be covered with bacteria.
Fact 2: Bacteria and viruses that make people sick can be passed on our hands.
Combined fact: any surface that has not been sterilized can make people sick
Any surface that has not been sterilized is likely to be covered with: (A) sticky stuff (B) dead snail shells (C) single cell microorganisms (D) large creatures (E) microbes and mussels (F) nutritious fluid (G) 70-75 degrees Fahrenheit (H) water
Answer: C
Fact 1: Any surface that has not been sterilized is likely to be covered with bacteria.
Fact 2: Bacteria are single cell microorganism.
Combined fact: Any surface that has not been sterilized is likely to be covered with single cell microorganisms.
What should you do to a surface to make sure it doesn't have bacteria on it? (A) look at it (B) protection (C) antibodies (D) measures (E) blow it off (F) calibrated (G) clean it (H) sweep it off with your hand
Answer: G
Fact 1: Any surface that has not been sterilized is likely to be covered with bacteria.
Fact 2: Surfaces can be steamed cleaned and sterilized.
Combined fact: Any surface that has not been cleaned is likely to be covered with bacteria.
What should you sterilize after placing an uncooked hamburger on it? (A) plasma and formed elements (B) Surfaces and counters (C) safe operation (D) Sesame Buns (E) antigens that cause allergy (F) Hot frying pans (G) Raw Meat (H) one-celled animals
Answer: B
Fact 1: Any surface that has not been sterilized is likely to be covered with bacteria.
Fact 2: Raw meat is loaded with harmful bacteria.
Combined fact: Surfaces where raw meat has been should be sterilized.
what is likely to be covered with bacteria if it has not been sterilized? (A) counterop (B) Therapsids (C) dandelions (D) clouds (E) Lymph fluid (F) sea anemones (G) ferns (H) density
Answer: A
Fact 1: Any surface that has not been sterilized is likely to be covered with bacteria.
Fact 2: All countertop surfaces are natural stone.
Combined fact: any countertop that has not been sterilized is likely to be covered with bacteria
Any area that has not been what is likely to be covered with bacteria? (A) antigens that cause allergy (B) bleached with teeth (C) 70-75 degrees Fahrenheit (D) scrubbed with bleach (E) on a plant possessing stoma (F) extreme environments (G) washed with rags (H) scrubbed with sand
Answer: D
Fact 1: Any surface that has not been sterilized is likely to be covered with bacteria.
Fact 2: Every surface was scrubbed with bleach.
Combined fact: Any area that has not been scrubbed with bleach is likely to be covered with bacteria
Any surface that has not been sterilized could result in what? (A) Major effects (B) diabetes (C) air pollution (D) erosion (E) disinfectant (F) infection (G) Car accidents (H) soap
Answer: F
Fact 1: Any surface that has not been sterilized is likely to be covered with bacteria.
Fact 2: Bacteria can cause infection.
Combined fact: Any surface that has not been sterilized could result in infection.
What is any surface that has not been sterilized likely to be covered with? (A) microscopic organisms (B) rocks (C) occurs over a wide range (D) 70-75 degrees Fahrenheit (E) dermal & vascular tissue (F) water (G) tooth enamel (H) ice
Answer: A
Fact 1: Any surface that has not been sterilized is likely to be covered with bacteria.
Fact 2: Bacteria are the smallest of microscopic organisms.
Combined fact: Any surface that has not been sterilized is likely to be covered with microscopic organisms
What reduces bacteria on a surface? (A) sterilizing (B) amebiasis (C) antigens (D) plastic (E) changes in size (F) cartilage (G) a barometer (H) fluoride
Answer: A
Fact 1: Any surface that has not been sterilized is likely to be covered with bacteria.
Fact 2: Clean, sterilized contacts are less likely to breed bacteria.
Combined fact: sterilizing a surface reduces bacteria
What can sterilant be used for? (A) transportation (B) Warmer temperatures (C) trailers and boats (D) curing them (E) trees and flowers (F) Transporting humans (G) measuring device (H) clean a table
Answer: H
Fact 1: Any surface that has not been sterilized is likely to be covered with bacteria.
Fact 2: Potent liquid sterilant kills AIDS and other viruses on surfaces.
Combined fact: Use sterilant in order to sterilize a table.
What does fluoride do? (A) reduce acidity of food (B) stop mouth pain (C) Extensive bone growth (D) make tooth enamel grow (E) protect eyes in the lab (F) It's inherited from genes (G) gas spreads in the air (H) decrease the destruction of tooth enamel
Answer: H
Fact 1: fluoride decreases tooth decay
Fact 2: Tooth decay is a destruction of the tooth enamel.
Combined fact: Fluoride decreases the destruction of the enamel.
What can fluoride decrease the potential for? (A) precipitation (B) friendship (C) relationships (D) Tooth pain (E) Weight loss (F) movement (G) destruction (H) friction
Answer: D
Fact 1: fluoride decreases tooth decay
Fact 2: Tooth decay can be very painful, and can make teeth unsightly.
Combined fact: fluoride decreases the potential for tooth pain
fluoride in toothpaste prevents destruction of what? (A) calcium (B) bone density (C) tooth enamel (D) holding nutrients (E) tissue (F) ribonucleic acid (G) antigens (H) tiny hairs
Answer: C
Fact 1: fluoride decreases tooth decay
Fact 2: Tooth decay is a destruction of the tooth enamel.
Combined fact: fluoride prevents destruction of tooth enamel.
What prevents the destruction of tooth enamel? (A) protection (B) treatment (C) Flouride (D) the cervix (E) keratin (F) estrogen (G) Soda (H) Nitrogen
Answer: C
Fact 1: fluoride decreases tooth decay
Fact 2: Tooth decay is a destruction of the tooth enamel.
Combined fact: Flouride prevents the destruction of tooth enamel.
What element can help prevent cavities? (A) weater (B) cartilage (C) cesium (D) homeostasis (E) antibodies (F) cilia (G) magnesium (H) fluoride
Answer: H
Fact 1: fluoride decreases tooth decay
Fact 2: Cavities are also known as carries and tooth decay.
Combined fact: Fluoride reduces cavity formation.
The salts of hydrofluoric acid do what to tooth decay? (A) heating (B) amebiasis (C) swelling nodes (D) Type O (E) secreting (F) decrease it (G) precipitation (H) hard tissue
Answer: F
Fact 1: fluoride decreases tooth decay
Fact 2: Fluorides Fluorides are the salts of hydrofluoric acid.
Combined fact: the salts of hydrofluoric acid decrease tooth decay
What decreases tooth decay? (A) skin (B) antigen (C) water (D) heat (E) orange (F) insulin (G) osculum (H) weater
Answer: C
Fact 1: fluoride decreases tooth decay
Fact 2: Virtually all water contains fluoride.
Combined fact: Water decreases tooth decay.
What decreases tooth decay? (A) vitamin content (B) melanin content (C) homeostasis (D) thermal expansion (E) estrogen (F) drinking water (G) ribonucleic acid (H) warmer air
Answer: F
Fact 1: fluoride decreases tooth decay
Fact 2: Humans get most of their fluoride in drinking water.
Combined fact: Drinking water decreases tooth decay.
How does specialization occur? (A) osmosis (B) eruption (C) some prokaryotes (D) magnetism (E) differentiation (F) Extensive bone growth (G) coelenterates (H) change an ecosystem
Answer: E
Fact 1: Differentiation is the process by which unspecialized cells become specialized.
Fact 2: Differentiation is the specialization of a cell line.
Combined fact: specializing occurs with differentiation
What is the process by which neurons are created? (A) communication (B) mutation (C) attraction (D) shedding (E) Seconds and minutes (F) heated by the sun (G) differentiation (H) melanin content
Answer: G
Fact 1: Differentiation is the process by which unspecialized cells become specialized.
Fact 2: Neurons are specialized cells.
Combined fact: Differentiation is the process by which neurons are created
What is how plants become specialized during development? (A) dividing (B) trees and flowers (C) differentiation (D) unicellular organisms (E) pollenating (F) melanin content (G) some prokaryotes (H) Extensive bone growth
Answer: C
Fact 1: Differentiation is the process by which unspecialized cells become specialized.
Fact 2: How plant cells become specialized during development.
Combined fact: Differentiation is how plants become specialized during development
What is it called when hair becomes specialized? (A) balding (B) hair growth (C) antigens (D) photosynthesis (E) melanin amount (F) changes in size (G) differentiation (H) Otoacoustic
Answer: G
Fact 1: Differentiation is the process by which unspecialized cells become specialized.
Fact 2: All hair cells require Brn3.1 for differentiation.
Combined fact: Hair becomes specialized through differentiation
Differentiation is the process by which unspecialized basic units of life become what? (A) ecosystems (B) specialized (C) more similar (D) some prokaryotes (E) identical (F) humans (G) coelenterates (H) plants
Answer: B
Fact 1: Differentiation is the process by which unspecialized cells become specialized.
Fact 2: Cells are the basic unit of life .
Combined fact: Differentiation is the process by which unspecialized basic units of life become specialized.
What is essential for development of nerve cells? (A) vibration (B) steel (C) Extensive bone growth (D) One can hear (E) stress (F) melanin content (G) sound vibrations (H) differentiation
Answer: H
Fact 1: Differentiation is the process by which unspecialized cells become specialized.
Fact 2: Nerve cells are large, complicated, highly specialized cells.
Combined fact: Differentiation is essential to nerve cell development
What is the process by which neurons are created? (A) heated by the sun (B) communication (C) graduating (D) photosynthesis (E) Laboratory (F) Seconds and minutes (G) differentiation (H) melanin content
Answer: G
Fact 1: Differentiation is the process by which unspecialized cells become specialized.
Fact 2: Neurones are highly specialized cells.
Combined fact: Differentiation is the process by which neurones are created
memory cells and effector cells are what compared to T helper cells (A) dermal & vascular tissue (B) antibodies (C) fetal development (D) antigens (E) occurs over a wide range (F) prokaryotic cells (G) unicellular organisms (H) more specialized
Answer: H
Fact 1: Differentiation is the process by which unspecialized cells become specialized.
Fact 2: T helper cells differentiate to Memory cells and effector cells.
Combined fact: T helper cells are more specialized as Memory cells and effector cells
What is the method by which unspecialized cells become specialized? (A) Laboratory (B) Pasteurization (C) pigmentation (D) Differentiation (E) several genes (F) polygenic trait (G) prokaryotic cells (H) chondrocytes
Answer: D
Fact 1: Differentiation is the process by which unspecialized cells become specialized.
Fact 2: Methods and processes are activities.
Combined fact: Differentiation is the method by which unspecialized cells become specialized.
Ancestors of hagfish are thought to have been the earliest animals with? (A) sunlight (B) cells (C) several genes (D) fossil record (E) ice (F) backbones (G) pigmentation (H) antibodies
Answer: F
Fact 1: Ancestors of hagfish are thought to have been the earliest vertebrates.
Fact 2: Animals with backbones are called vertebrates.
Combined fact: Ancestors of hagfish are thought to have been the earliest Animals with backbones
What were the earliest vertebrates who has relatives today? (A) snails (B) humans (C) lynx (D) ferns (E) cows (F) Fish (G) Type O (H) cats
Answer: F
Fact 1: Ancestors of hagfish are thought to have been the earliest vertebrates.
Fact 2: Descendants of the early jawless fish are present today in the lampreys and hagfishes.
Combined fact: The earliest vertebrates were jawless fish
What did ancestors of hagfish probably have? (A) cartilage (B) feet (C) backbone (D) wealth (E) hairs (F) keratin (G) friends (H) tooth enamel
Answer: C
Fact 1: Ancestors of hagfish are thought to have been the earliest vertebrates.
Fact 2: Vertebrates are animals that have a backbone.
Combined fact: ancestors of hagfish probably had backbones
what are sharks? (A) vertebrates (B) bears (C) cold blooded (D) reptile (E) whales (F) their young (G) coelenterates (H) saves lives
Answer: A
Fact 1: Ancestors of hagfish are thought to have been the earliest vertebrates.
Fact 2: Hagfish and sharks are both isosmotic with their saline environments.
Combined fact: sharks are vertebrates
Ancestors of hagfish are thought to have been the earliest animals with what? (A) fossil record (B) antigens (C) backbones (D) antibodies (E) arms (F) feet (G) hairs (H) wings
Answer: C
Fact 1: Ancestors of hagfish are thought to have been the earliest vertebrates.
Fact 2: Vertebrates are animals with backbones, such as horses.
Combined fact: Ancestors of hagfish are thought to have been the earliest animals with backbones
Ancestors of hagfish are thought to have had the earliest what? (A) Growth (B) pigment (C) 86400 (D) Haggard skin (E) marine (F) Bones (G) Early Morning (H) Fish Smell
Answer: F
Fact 1: Ancestors of hagfish are thought to have been the earliest vertebrates.
Fact 2: Bone is found only in vertebrates .
Combined fact: Ancestors of hagfish are thought to have the earliest bones.
Ancestors of hagfish are thought to have been the earliest creatures with what? (A) pigment (B) bones (C) keratin (D) life (E) shells (F) size (G) wings (H) arms
Answer: B
Fact 1: Ancestors of hagfish are thought to have been the earliest vertebrates.
Fact 2: Bone is found only in vertebrates .
Combined fact: Ancestors of hagfish are thought to have been the earliest creatures with bones
Ancestors of hagfish are thought to have been the earliest (A) filter feeders (B) unicellular organisms (C) carrying offspring to birth (D) animals with backbone (E) last stage before adulthood (F) prokaryotic cells (G) To survive in their environment (H) inherited antigens + antibody
Answer: D
Fact 1: Ancestors of hagfish are thought to have been the earliest vertebrates.
Fact 2: Vertebrates are animals with backbones.
Combined fact: Ancestors of hagfish are thought to have been the earliest animals with backbones.
Ancestors of hagfish are thought to have been the earliest what? (A) Extensive bone growth (B) unicellular organisms (C) humans (D) last stage before adulthood (E) animals with backbones (F) dinosaurs (G) bacteria (H) To survive in their environment
Answer: E
Fact 1: Ancestors of hagfish are thought to have been the earliest vertebrates.
Fact 2: Vertebrates are animals with backbones.
Combined fact: Ancestors of hagfish are thought to have been the earliest animals with backbones.
Forefathers of what kind of fish are thought to be the earliest vertebrates? (A) hagfish (B) Pelycosaur (C) fish (D) angiosperm (E) adult (F) Therapsids (G) marine (H) aquatic
Answer: A
Fact 1: Ancestors of hagfish are thought to have been the earliest vertebrates.
Fact 2: Property of ancestors and forefathers can only be legally inherited by sons.
Combined fact: The forefathers of hagfish are thought to have been the earliest vertebrates.
Ancestors of a jawless fish which is parasitic are thought to have been the earliest what (A) moving over land (B) changes in size (C) aquatic (D) reptile (E) several (F) chondrocytes (G) vertebrates (H) eukaryotic cells
Answer: G
Fact 1: Ancestors of hagfish are thought to have been the earliest vertebrates.
Fact 2: Hagfishes are a type of jawless fish which are the only parasitic vertebrates.
Combined fact: Ancestors of a type of jawless fish which is parasitic are thought to have been the earliest vertebrates
What do hagfish have? (A) tiny hairs (B) A backbone (C) hairs (D) a hosta (E) angiosperm (F) tooth enamel (G) some anthozoans (H) Vibrissae
Answer: B
Fact 1: Ancestors of hagfish are thought to have been the earliest vertebrates.
Fact 2: If animals have backbones, they are called a Vertebrate.
Combined fact: hagfish have a backbone
What do most fish not have to deal with? (A) hardened backbone (B) death (C) Exposure to oxygen and water (D) vertebrae or backbone (E) disasters (F) Extremes of temperature (G) krill and plankton (H) predators
Answer: F
Fact 1: Most aquatic organisms do not have to deal with extremes of temperature or moisture.
Fact 2: Fish Fish are the ultimate aquatic organism.
Combined fact: most fish do not have to deal with extremes of temperature or moisture
What generally don't have to deal with extremes of temperature or moisture? (A) Sponge (B) ferns (C) penguins (D) polar bears (E) fish (F) snails (G) cilia (H) fat
Answer: E
Fact 1: Most aquatic organisms do not have to deal with extremes of temperature or moisture.
Fact 2: Fish Fish are the ultimate aquatic organism.
Combined fact: Most fish do not have to deal with extremes of temperature or moisture.
Most what do not have to deal with extremes of temperature or moisture? (A) cilia (B) fish (C) snails (D) marine (E) humans (F) camels (G) ferns (H) lizards
Answer: B
Fact 1: Most aquatic organisms do not have to deal with extremes of temperature or moisture.
Fact 2: Effects on Aquatic Organisms Triallate is highly toxic to fish and other aquatic organisms.
Combined fact: Most fish do not have to deal with extremes of temperature or moisture.
Most aquatic organisms do not have to do what? (A) Dangerous things (B) precipitation (C) rapid changes occur (D) swim underwater (E) moisturize their skin (F) change an ecosystem (G) live in moisture (H) eat food
Answer: E
Fact 1: Most aquatic organisms do not have to deal with extremes of temperature or moisture.
Fact 2: Moisturizing Secondly, moisturizing the skin is extremely important.
Combined fact: Most aquatic organisms do not have to moisturize their skin
What do most fish not have to deal with? (A) negative feedback (B) feedback mechanisms (C) Exposure to oxygen and water (D) the environment (E) Temperature extremes (F) protein foreign to the body. (G) antigens that cause allergy (H) Warmer temperatures
Answer: E
Fact 1: Most aquatic organisms do not have to deal with extremes of temperature or moisture.
Fact 2: Fish and other aquatic creatures are no exception.
Combined fact: most fish do not have to deal with temperature or moisture extremes
Most what o not have to deal with extremes of temperature or moisture? (A) boys (B) snails (C) cilia (D) ferns (E) apples (F) cells (G) fish (H) fat
Answer: G
Fact 1: Most aquatic organisms do not have to deal with extremes of temperature or moisture.
Fact 2: Fish Fish are the ultimate aquatic organism.
Combined fact: Most fish do not have to deal with extremes of temperature or moisture
Most _ do not have to deal with extremes of temperature or moisture. (A) matter (B) move (C) snails (D) tissue (E) weater (F) winter (G) fish (H) life
Answer: G
Fact 1: Most aquatic organisms do not have to deal with extremes of temperature or moisture.
Fact 2: Fish Fish are the ultimate aquatic organism.
Combined fact: Most fish do not have to deal with extremes of temperature or moisture.
What does not have to deal with extremes of temperature or moisture? (A) humans (B) paramecium (C) angiosperm (D) ecosystems (E) reptile (F) lizards (G) male gametes (H) most fish
Answer: H
Fact 1: Most aquatic organisms do not have to deal with extremes of temperature or moisture.
Fact 2: Fish Fish are the ultimate aquatic organism.
Combined fact: most fish do not have to deal with extremes of temperature or moisture
What kind of creatures don't usually have to deal with extreme temperatures or wetness? (A) ecosystems (B) one-celled animals (C) unicellular organisms (D) dandelions (E) close relatives of coral (F) angiosperm (G) alligators (H) aquatic organisms
Answer: H
Fact 1: Most aquatic organisms do not have to deal with extremes of temperature or moisture.
Fact 2: Wetting provides moisture to make brine.
Combined fact: Most aquatic organisms do not have to deal with extremes of temperature or wetness.
When iron oxidizes, that metal becomes orange where? (A) indoors (B) road bends (C) Elemental (D) a producer (E) outdoors (F) surface (G) warmer air (H) inside
Answer: F
Fact 1: when a metal rusts , that metal becomes orange on the surface
Fact 2: When iron oxidizes, it rusts.
Combined fact: When iron oxidizes, that metal becomes orange on the surface.
What can cause metal to become orange on the surface? (A) vibration (B) friction (C) Moisture (D) cars (E) Chrome (F) magnesium (G) Dry conditions (H) Mineral oil
Answer: C
Fact 1: when a metal rusts , that metal becomes orange on the surface
Fact 2: Moisture can damage metal causing rusting and corrosion.
Combined fact: Moisture can cause metal to become orange on the surface.
What will cause metal to turn orange? (A) Exposure to nitrogen (B) higher ultraviolet  radiation (C) thermal expansion (D) Exposure to hydrochloric acid (E) antigens that cause allergy (F) a surface not sterilized (G) Exposure to helium and carbon (H) Exposure to oxygen and water
Answer: H
Fact 1: when a metal rusts , that metal becomes orange on the surface
Fact 2: Iron rusts in the presence of oxygen and water.
Combined fact: oxygen and water will cause metal to turn orange
metal becomes orange on the surface as a result of (A) magnetism (B) friction (C) treatment (D) heating (E) Car accidents (F) oxidation (G) air pollution (H) condesation
Answer: F
Fact 1: when a metal rusts , that metal becomes orange on the surface
Fact 2: Rust stains are the result of oxidation.
Combined fact: metal becomes orange on the surface as a  result of oxidation.
Moisture can turn metal what color (A) orange (B) damaging (C) solid (D) erosion (E) smooth (F) nectarine (G) mineral (H) Unsafe
Answer: A
Fact 1: when a metal rusts , that metal becomes orange on the surface
Fact 2: Moisture is the main cause of rust.
Combined fact: Moisture can turn metal orange on the surface
What happens on the surface when iron rusts? (A) it becomes orange (B) it grows (C) Extremes of temperature (D) gas spreads in the air (E) it flies (F) destruction (G) 295 degrees Kelvin (H) it explodes
Answer: A
Fact 1: when a metal rusts , that metal becomes orange on the surface
Fact 2: Chemically, iron is an active metal.
Combined fact: when iron rusts , iron becomes orange on the surface
what causes metal to be orange on the surface? (A) melanin content (B) gold (C) antigens (D) air pollution (E) electrons (F) conductors (G) melanin amount (H) iron oxide
Answer: H
Fact 1: when a metal rusts , that metal becomes orange on the surface
Fact 2: Iron oxide is rust .
Combined fact: when a metal contains iron oxide, it becomes orange on the surface
Exposure to oxygen and water can cause iron to  (A) decrease strength (B) melt (C) uncontrollable burning (D) thermal expansion (E) turn orange on the surface (F) vibrate (G) Extremes of temperature (H) levitate
Answer: E
Fact 1: when a metal rusts , that metal becomes orange on the surface
Fact 2: Iron rusts in the presence of oxygen and water.
Combined fact: In the presence of oxygen and water, iron will become orange on the surface
what makes metal orange? (A) pigmentation (B) heating (C) tubular organ (D) antigens (E) chondrocytes (F) radiation (G) oxidation (H) several genes
Answer: G
Fact 1: when a metal rusts , that metal becomes orange on the surface
Fact 2: Metal turns to rust via oxidation.
Combined fact: oxidation makes metal orange
When iron rusts, it becomes what on the surface? (A) osculum (B) a metal (C) black (D) pink (E) Elemental (F) invisible (G) hued (H) orange
Answer: H
Fact 1: when a metal rusts , that metal becomes orange on the surface
Fact 2: Chemically, iron is an active metal.
Combined fact: when iron rusts it becomes orange on the surface
When steel rusts it becomes (A) blue (B) Mohs (C) Unsafe (D) solid (E) orange (F) damaging (G) rainbow (H) pink
Answer: E
Fact 1: when a metal rusts , that metal becomes orange on the surface
Fact 2: Steel is the most useful of metals.
Combined fact: When steel rusts it becomes orange.
Cast-iron and steel surfaces are susceptible to becoming what on the surface? (A) hardness (B) solid (C) irritants (D) acids (E) orange (F) heat (G) Unsafe (H) damaging
Answer: E
Fact 1: when a metal rusts , that metal becomes orange on the surface
Fact 2: Cast-iron and steel surfaces are susceptible to corrosion in the form of rust.
Combined fact: Cast-iron and steel surfaces are susceptible to becoming orange on the surface
What color may jewelry become when it rusts? (A) weater (B) a metal (C) Unsafe (D) polygenic (E) lamphreys (F) orange (G) damaging (H) solid
Answer: F
Fact 1: when a metal rusts , that metal becomes orange on the surface
Fact 2: Yin metal is small metal, jewelery metal and decorative metal.
Combined fact: When jewelry rusts it may become orange on the surface.
What causes metal surface to become orange? (A) storms (B) heat (C) fires (D) wind (E) antigen (F) pigment (G) water (H) light
Answer: G
Fact 1: when a metal rusts , that metal becomes orange on the surface
Fact 2: Water cause parts to rust, and even a very small amount of rust can damage injectors.
Combined fact: water causes metal surface to become orange
What happens when sonic waves make eardrums vibrate? (A) shaking (B) it increases (C) cancer (D) the rate of travel (E) one can sleep (F) one goes deaf (G) One can hear (H) intensity
Answer: G
Fact 1: when sound reaches the ear , that sound can be heard
Fact 2: Sound waves cause the eardrum to vibrate.
Combined fact: One can hear when sonic waves cause the eardrum to vibrate.
What is processed when it reaches the brain? (A) microwaves (B) food (C) antigen (D) noise (E) RNA (F) radiation (G) xrays (H) insulin
Answer: D
Fact 1: when sound reaches the ear , that sound can be heard
Fact 2: Nevertheless, the sharpest sounds are perceived in the brain.
Combined fact: noise is processed when it reaches the brain
What are ears used for? (A) vision (B) movement (C) babies (D) assess visually (E) protection (F) to hear (G) howling (H) taste food
Answer: F
Fact 1: when sound reaches the ear , that sound can be heard
Fact 2: For sound, the sense of hearing is used.
Combined fact: ears are used for hearing
What does your ear drum do when it hears something? (A) Expands (B) Nothing (C) feedback (D) it increases (E) Echos (F) Vibrates (G) weater (H) move
Answer: F
Fact 1: when sound reaches the ear , that sound can be heard
Fact 2: Sound waves make the ear drum vibrate.
Combined fact: When a wave reaches your ear, your ear drum vibrates and you can hear it
When can music be heard? (A) sound vibrations (B) when the music reaches the eye (C) when the ear is not working (D) when the music reaches the ear (E) reverberating noise (F) when the music dies (G) 70-75 degrees Fahrenheit (H) speed at which sound moves
Answer: D
Fact 1: when sound reaches the ear , that sound can be heard
Fact 2: Music is sound, sound is energy.
Combined fact: when music reaches the ear that music can be heard
what can be heard when it reaches the ear? (A) h2o (B) music (C) fluid (D) hail (E) earlobes (F) nectar (G) fumes (H) gamma rays
Answer: B
Fact 1: when sound reaches the ear , that sound can be heard
Fact 2: Music is sound, sound is energy.
Combined fact: when music reaches the ear, it can be heard
When vibrations reach the ear, what can be heard? (A) insects (B) silence (C) shaking (D) danger (E) loneliness (F) Yes (G) quiet (H) music
Answer: H
Fact 1: when sound reaches the ear , that sound can be heard
Fact 2: Music is basically sound produced by vibrations.
Combined fact: When vibrations reach the ear, music can be heard.
What are the vibrations in the ear called? (A) intensity (B) very complex (C) melanin content (D) lamphreys (E) Otoacoustic (F) weater (G) Seisometers (H) trucks and cars
Answer: E
Fact 1: when sound reaches the ear , that sound can be heard
Fact 2: Otoacoustic emissions are sounds the ear generates.
Combined fact: The vibrations that reach the ear to make noise are Otoacoustic
What can be heard when it reaches our ears? (A) feedback (B) vibrations (C) very complex (D) animals (E) amount of heat (F) movement (G) air pollution (H) Pacific
Answer: B
Fact 1: when sound reaches the ear , that sound can be heard
Fact 2: When the vibrations reach our ears, they are changed into sounds.
Combined fact: When vibrations reach our ears, they can be heard.
Placing a mineral on the Mohs scale requires  (A) strength (B) magnesium (C) as a base (D) transportation (E) scratching it (F) classified (G) periodic table (H) photographing it
Answer: E
Fact 1: measuring the hardness of minerals requires scratching those materials
Fact 2: For ranking the hardness of minerals, the Mohs scale is generally used.
Combined fact: Scratching a mineral  allows one to determine the ranking on the Mohs scale
How can you measure the hardness of a gem stone? (A) melanin amount (B) classified (C) inches (D) Weigh it on a scale (E) Scratch it (F) Trigonometry (G) Break it open (H) Leave it in the sun
Answer: E
Fact 1: measuring the hardness of minerals requires scratching those materials
Fact 2: Most gem stones are hard minerals.
Combined fact: You can measure the hardness of a gem stone by scratching it
What must be done to classify minerals? (A) wash them (B) Phylogeny (C) bury them (D) scratch them (E) treatment (F) Cladistics (G) periodic table (H) throw them
Answer: D
Fact 1: measuring the hardness of minerals requires scratching those materials
Fact 2: Minerals are classified by their hardness.
Combined fact: Classifying minerals requires scratching those materials.
What can you scratch to measure? (A) stoma (B) bone (C) yardsticks (D) diamonds (E) rulers (F) distance (G) hairs (H) measuring tape
Answer: D
Fact 1: measuring the hardness of minerals requires scratching those materials
Fact 2: Diamonds are so hard because of the shape of a diamond's structure.
Combined fact: measuring diamonds requires scratching them
what needs to be scratched to measure hardness? (A) nails (B) stoma (C) air (D) h2o (E) oaks (F) poles (G) weater (H) gems
Answer: H
Fact 1: measuring the hardness of minerals requires scratching those materials
Fact 2: Most gem stones are hard minerals.
Combined fact: measuring gem hardness requires scratching them
A mineral is scratched in order to rank it on what scale? (A) stoma (B) properties (C) Mohs (D) attributes (E) eight (F) bone (G) scratch (H) weater
Answer: C
Fact 1: measuring the hardness of minerals requires scratching those materials
Fact 2: For ranking the hardness of minerals, the Mohs scale is generally used.
Combined fact: To rank a mineral on the Mohs scale, one must scratch it.
Measuring the hardness of calcite requires what? (A) melting those materials (B) hardened backbone (C) amount of heat (D) 70-75 degrees Fahrenheit (E) cutting those materials (F) scratching yourself (G) thermal expansion (H) scratching those materials
Answer: H
Fact 1: measuring the hardness of minerals requires scratching those materials
Fact 2: Calcite is a very common mineral.
Combined fact: Measuring the hardness of calcite requires scratching those materials
What is required to measure the hardness of a pearl? (A) lamphreys (B) Playing with it (C) Scratching it (D) keratin (E) melanin content (F) potassium (G) magnesium (H) Helping it
Answer: C
Fact 1: measuring the hardness of minerals requires scratching those materials
Fact 2: Carbonate minerals, such as malachite, pearl, and rhodochrosite, are damaged by chemical attack.
Combined fact: measuring the hardness of a pearl requires scratching it
Measuring the what of minerals requires chipping those materials? (A) deposits (B) potassium (C) size (D) weight (E) hardness (F) shape (G) key element (H) strength
Answer: E
Fact 1: measuring the hardness of minerals requires scratching those materials
Fact 2: Although a diamond is the hardest substance known to man, it can be chipped or scratched.
Combined fact: measuring the hardness of minerals requires chipping those materials
What is necessary to measure the hardness of materials? (A) treatment (B) tapping (C) rubbing (D) tasting (E) lamphreys (F) scratching (G) strength (H) potassium
Answer: F
Fact 1: measuring the hardness of minerals requires scratching those materials
Fact 2: Travel is required as necessary.
Combined fact: To measure the hardness of materials, scratching those materials is necessary.
Measuring hardness of minerals requires a harder what? (A) calcium (B) as a base (C) cartilage (D) mineral (E) stoma (F) osculum (G) the same (H) weater
Answer: D
Fact 1: measuring the hardness of minerals requires scratching those materials
Fact 2: Harder minerals can scratch softer minerals.
Combined fact: Measuring hardness of minerals requires a harder mineral.
How can you get a measurement on the Moh's scale? (A) strength (B) distance (C) Scratching (D) hair growth (E) Cladistics (F) inches (G) changes in size (H) miles per hour
Answer: C
Fact 1: measuring the hardness of minerals requires scratching those materials
Fact 2: Moh's scale is used to describe a mineral's hardness.
Combined fact: Getting a measurement on the Moh's scale requires scratching
measuring the hardness of minerals requires doing what to them? (A) Trigonometry (B) cartilage (C) feedback (D) Cladistics (E) osculum (F) damaging (G) surface (H) treatment
Answer: F
Fact 1: measuring the hardness of minerals requires scratching those materials
Fact 2: Another type of damage is a scratch.
Combined fact: measuring the hardness of minerals requires damaging them
What is done to a mineral to determine its place on the Moh's scale? (A) scratch (B) keratin (C) Laboratory (D) classified (E) treatment (F) surveyor (G) percents (H) as a base
Answer: A
Fact 1: measuring the hardness of minerals requires scratching those materials
Fact 2: Moh's scale is used to describe a mineral's hardness.
Combined fact: Scratching a mineral is required to determine its place on Moh's scale
the Moh's scale of hardness is used by doing what to the materials (A) heating (B) tool extensions (C) protection (D) classified (E) scratching (F) as a base (G) how they move (H) Cladistics
Answer: E
Fact 1: measuring the hardness of minerals requires scratching those materials
Fact 2: To figure out the hardness of a mineral, the Moh's scale of hardness is used.
Combined fact: the Moh's scale of hardness is used by scratching the materials
What are used to take infrared pictures from space? (A) cameras (B) Chemicals (C) waves (D) light (E) weater (F) microscopes (G) telescopes (H) satellites
Answer: H
Fact 1: satellites are used to take images from space
Fact 2: Images include satellite and infrared pictures.
Combined fact: Satellites are used to take infrared pictures from space.