Q: Answer the following question given this paragraph: Some of the pollutants from fossil fuels can be filtered out of exhaust before it is released into the air. Other pollutants can be changed to harmless compounds before they are released. Two widely used technologies are scrubbers and catalytic converters. Q: A catalytic converter filters pollutants in exhaust created by burning what before releasing it into the air? A:

OPTIONS:
- carbon dioxide
- noble gas
- fossil compounds
- fossil fuels

A: fossil fuels

Q: Answer the following question given this paragraph: Pollination must occur for fertilization to take place. Zygotes develop into embryos inside seeds, from which the next sporophyte generation grows. Q: What is a prerequisite for fertilization to take place in plants? A:

OPTIONS:
- mitosis
- photosynthesis
- germination
- pollination

A: pollination

Q: Answer the following question given this paragraph: Q: All enzymes have an optimal temperature and what? A:

OPTIONS:
- shapes
- weight
- ions
- ph

A: ph

Q: Answer the following question given this paragraph: Fertilization joins two haploid gametes into a diploid zygote. Q: What process joins two haploid gametes into a diploid zygote? A:

OPTIONS:
- embryo
- fusion
- migration
- fertilization

A:
fertilization