Roundworms reproduce using meiosis and what?
Options:
- (A) karyogamy
- (B) pollen
- (C) survive
- (D) reproduce
- (E) allow growth
- (F) Energy
- (G) Leptospirosis
- (H) seeds
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Let's think first: Roundworms reproduce sexually. Sexual reproduction involves karyogamy and meiosis. Roundworms reproduce using karyogamy and meiosis.... So the answer is [(A)]

How do lions get food?
Options:
- (A) It helps them survive
- (B) They hunt with their group
- (C) Your sensory system picks it up
- (D) layers of fat
- (E) They forage for fruit
- (F) Something coming from a gland
- (G) They appoint one hunter
- (H) They hunt alone
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Let's think first: Lions live in social groups called prides. Lions hunt together to provide food for the pride. Lions live in groups and hunt together for food.... So the answer is [(B)]

Where do streams often get h20?
Options:
- (A) perspiration
- (B) at or near the margins
- (C) raising their temperature
- (D) the landscape
- (E) seeping out of a spring
- (F) cloudy and rainy weather
- (G) Inches or fractions of inches.
- (H) precipitation
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Let's think first: Streams may start with runoff or water seeping out of a spring. Water is everywhere H20. Streams often start with runoff or H20 seeping out of a spring.... So the answer is [(E)]

What contains deoxyribonucleic acid but not much else.
Options:
- (A) minerals
- (B) bacteria
- (C) loose soil
- (D) pollen
- (E) viruses
- (F) anemia
- (G) PDAs
- (H) vertebrates
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Let's think first: Viruses contain DNA but not much else. DNA is an abbreviation for deoxyribonucleic acid. Viruses contain deoxyribonucleic acid but not much else.... So the answer is [(E)]

What can liquid waste be?
Options:
- (A) gas
- (B) Gaseous
- (C) Solid
- (D) Acidic
- (E) acid rain
- (F) expelled
- (G) Static
- (H) dangerous
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Let's think first: Urine is the liquid waste product of the body that is excreted by the urinary system. Acid urine is usually darker thatn alkaline urine. Liquid waste can be acidic.... So the answer is [(D)]

What can live in salt water?
Options:
- (A) otters
- (B) spider
- (C) amoeba
- (D) clam
- (E) alligator
- (F) ducks
- (G) goldfish
- (H) voles
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Let's think first: Mollusks live in most terrestrial, freshwater, and marine habitats. Mollusks tend to be shore-dwelling creatures. Clams tend to be shore-dwelling creatures and can live in both sea and freshwater.... So the answer is [(D)]