Q: Most of the trash in the ocean is made of what material? Choices: - styrofoam - hydrocarbons - wood - plastic A:
plastic

Q: The elements are arranged in rows, each representing the filling of what shell? Choices: - plasma membrane - proton - neutron - electron A:
electron

Q: Q: What are known as the building blocks of proteins? Choices: - organism acids - protein acids - bases - amino acids A:
A: amino acids

Question: Q: What do you call taxes placed on products that produce carbon dioxide? Choices: - pollution tax - chemical tax - emission tax - carbon taxes A:
Answer: carbon taxes

*Question*
Q: How do most fish reproduce with one another? Choices: - on land - asexually - same sex - sexually A:
**Answer**
sexually

*Question*
Q: Ecology, botany, and zoology are what type of science? Choices: - psychological sciences - chemistry - physical sciences - life science A:
**Answer**
life science