Q: You are presented with the quiz "what has a negative impact on an organism's survival?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "eating something that contains pollutants has a negative impact on an organism 's survival" and "lakes have been found to be polluted with mercury, rendering fishes unsafe to eat". So, what's the best answer to the question? | OPTIONS:
- eating food
- eating fish
- eating water
- liver cancer
- Greenhouse gasses
- fossil fuels
- eating mercury
- harmful substances
A: eating mercury

Q: You are presented with the quiz "what uses their sense of smell to find a mate?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "most salamanders use their sense of smell to find a mate" and "salamanders are a type of amphibian". So, what's the best answer to the question? | OPTIONS:
- eyes
- members of their own species
- passenger pigeons
- Something that is self-aware
- a type of amphibian
- plants
- eat plants or other animal
- h2o
A: a type of amphibian

Q: You are presented with the quiz "what are steroids made of?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "steroid hormones are made of lipids, such as phospholipids and cholesterol" and "steroids Steroids are lipids derived from cholesterol". So, what's the best answer to the question? | OPTIONS:
- an anion
- glucose
- lmestone
- Acids
- Energy.
- lipids
- reduce
- Energy
A: lipids

Q: You are presented with the quiz "What harms the respiratory and circulatory systems?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "air pollution harms the respiratory and circulatory systems" and "incinerated mercury pollutes the air". So, what's the best answer to the question? | OPTIONS:
- Greenhouse gasses
- burning coal
- inoculation
- incinerated mercury
- fossil fuels
- water vapor
- Sulfur dioxide
- air
A: incinerated mercury