Logic for the Q&A below: Earthworm burrows help aerate soil, which is also good for plants. Aeration breaks up the soil and allows water to penetrate. Earthworm burrows allow water to penetrate the soil, which is good for plants.
Q: _ allow water to penetrate the soil.
Options:
- (A) crawfish burrows
- (B) major threat to health
- (C) Deposition
- (D) bending light rays
- (E) earthworm homes
- (F) Exfoliation
- (G) termite burrows
- (H) Earthworm burrows
A: (H)
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Logic for the Q&A below: Amphibians are the first true tetrapods, or vertebrates with four limbs. Bullfrogs eat other amphibians. Bullfrogs are of the class of creatures that were the first true tetrapods.
Q: These belong to the class of creature that were the first true tetrapods:
Options:
- (A) millipede
- (B) crabs
- (C) four limbs
- (D) bullfrogs
- (E) gastropod
- (F) a fish
- (G) warm-blooded
- (H) insects
A: (D)
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Logic for the Q&A below: Most invertebrates have a more complex nervous system. Invertebrates are animals without a backbone. Most animals without a backbone have a more complex nervous system.
Q: Animals that tend to have complex nervous systems are missing what?
Options:
- (A) Energy
- (B) Energy.
- (C) nervous system
- (D) Chlorophyll
- (E) backbone
- (F) alleles
- (G) abdomen
- (H) brain
A: (E)
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Logic for the Q&A below: Consumers take in food by eating producers or other living things. An informed consumer is a healthy consumer. That which is healthy when informed can take in food by eating producers.
Q: That which is healthy when informed can take in what by eating producers?
Options:
- (A) take out
- (B) take in
- (C) food statistics
- (D) nectar
- (E) Fruits
- (F) food
- (G) bamboo
- (H) Energy
A: (F)
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