Q: Behind the pupil, a single lens focuses light on a layer of what? Choices: - photons - chloroplasts - electrons - photoreceptors A:
photoreceptors

Q: What is any nonmetallic, inorganic solid that is strong enough for use in structural applications called? Choices: - tissue - metallic - glass - ceramic A:
ceramic

Q: Q: Most of the chemical reactions in the body are facilitated by what? Choices: - proteins - vitamins - carbohydrates - enzymes A:
A: enzymes

Question: Q: Some species of fish carry their fertilized eggs in their mouth until they hatch; this is called what? Choices: - internal reproduction - spawning - schooling - mouth brooding A:
Answer: mouth brooding

*Question*
Q: Corals build hard exoskeletons that grow to become coral what? Choices: - beds - layers - crystals - reefs A:
**Answer**
reefs

Q: The process of photosynthesis uses chlorophyll, which is located in organelles called what? Choices: - fibroblasts - mitochondria - nucleus - chloroplasts A:
chloroplasts