Problem:OPTIONS:
- an area swollen with pus
- water
- an organism's body
- they body they live in
- minerals
- eat plants or other animal
- aqueous solution
- dead hosts

Fact 1: Some parasites kill their host, but most do not. Fact 2: Nutrients of the host are most likely absorbed through the body surface of the parasite. Given the two facts above, where do parasites get their nutrients?
****
A: they body they live in

Fact 1: Invertebrates are animals that lack a vertebral column, or backbone. Fact 2: Principal invertebrates are anostracans and ostracods. Given the two facts above, what lacks a vertebral column, or backbone?
OPTIONS:
- fungi
- parasites
- cacti
- Leptospirosis
- insects
- bushes
- Conifers
- anostrans
anostrans

Fact 1: Webbed feet are used for moving faster through water by aquatic animals. Fact 2: Ducks have webbed feet, designed for swimming. Given the two facts above, what designed for swimming are used for moving faster through water?
OPTIONS:
- Limbs
- fingers
- feet
- nose
- Frogs.
- Frogs
- hair
- Whales

Answer: feet

Question: Fact 1: If fossils of an animal or plant are found in a place then that animal or plant used to live in that place. Fact 2: Fossils are the remains of ancient plant and animals or the traces of their activities. Given the two facts above, where are the remains of animals found?
OPTIONS:
- In hot climates
- Where they lived
- Sediment
- important habitats
- mouth of rivers
- In cold climates
- single-celled organisms
- Where they migrated away from
Answer: Where they lived

input with options: Fact 1: Antibodies are large, Y-shaped proteins that recognize and bind to antigens. Fact 2: Antibodies are designed to bind with foreign proteins, called antigens. Given the two facts above, antibodies are large, Y-shaped proteins designed to bind with what?
OPTIONS:
- heat or cold
- Allergies
- major threat to health
- Veins and arteries.
- foreign proteins
- epidermis and dermis
- harmful substances
- wavelengths and photons
output: foreign proteins

Problem: OPTIONS:
- radiation
- smell
- Energy
- harm
- warmth
- oxygen
- defeat
- Water
Q: Fact 1: Smell is used for finding food by some animals. Fact 2: Food is needed for survival. Given the two facts above, what do some animals need to survive?
Answer:
smell