Q: What is a waste product from fossil fuel burning? Choices: - smog - oxidation - hydrogen gas - co2 emissions A:
co2 emissions

Q: The major classes of living members of this phylum include gastropods, bivalves, and cephalopods? Choices: - insects - crustaceans - invertebrates - mollusks A:
mollusks

Q: Q: What type of feeders are sponges? Choices: - bottom feeders - surface feeders - layer feeders - filter feeders A:
A: filter feeders

Question: Q: What is a suggested explanation for a phenomenon or a suggested explanation for a relationship between many phenomena called? Choices: - query - system - process - hypothesis A:
Answer: hypothesis

*Question*
Q: Ocean acidification results from the ocean absorbing what gas from the atmosphere? Choices: - hydrogen - nitrogen - oxygen - carbon dioxide A:
**Answer**
carbon dioxide

(Q).
Q: What is harmless water vapor, for a powerplant? Choices: - wind - plasma - fog - steam A:
(A).
steam