Q: You are presented with the quiz "What are usually acquired from contact with infected animals?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "viruses are usually considered to be nonliving" and "humans acquire the infection from contact with infected animals, carcasses, or nonliving material". So, what's the best answer to the question?

OPTIONS:
- bacteria
- seeds
- fever
- viruses
- parasites
- disabilities
- infestation
- yelps

A: viruses

Q: You are presented with the quiz "Alcoholic fermentation of the glucose in corn produces what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "ethanol is produced by alcoholic fermentation of the glucose in corn or other plants" and "ethanol is a domestically produced, renewable fuel". So, what's the best answer to the question?

OPTIONS:
- Organic compounds
- solid, liquid, gas
- Chemical energy
- bioaerosols
- harmful substances
- heat energy
- renewable fuel
- kinetic energy

A: renewable fuel

Q: You are presented with the quiz "Scraping oneself on an object that is what, may cause an invasion of the body by bacteria?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "scraping oneself on a contaminated object may cause infection" and "an infection is an invasion of the body by bacteria". So, what's the best answer to the question?

OPTIONS:
- unknown
- safe
- threatened
- harmful substances
- Pollution
- foreign
- barrel-shaped
- contaminated

A: contaminated

Q: You are presented with the quiz "All redwoods have a characteristic life cycle that includes what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "all plants have a characteristic life cycle that includes alternation of generations" and "all trees are plants, including redwoods". So, what's the best answer to the question?

OPTIONS:
- seed dispersal
- alternation stations
- biological diversity
- The flowers are pollinated
- sub-units of species
- alternation of generations
- alternation alteration
- alternation of genetics

A:
alternation of generations