Question: You are presented with the quiz "what has a negative impact on the environment?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "landfills have a negative impact on the environment" and "landfills are a designated place where garbage is buried underground". So, what's the best answer to the question?
OPTIONS:
- summer
- massive damage
- harmful substances
- gravity
- deforestation
- underground garbage
- h2o
- enormous damage to homes
Answer: underground garbage

Question: You are presented with the quiz "How are limestone caves formed?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "stalactites are formed by deposition" and "limestone caves displaying stalactites". So, what's the best answer to the question?
OPTIONS:
- less water
- Depositions
- They're manmade
- erosion
- Water expanding
- Thunderstorms
- They're made by animals
- rainfall
Answer: Depositions

Question: You are presented with the quiz "eyes are used for seeing by animals by sense of what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "eyes are used for seeing by animals by sensing light" and "lastly Fire, or light, is perceived through the sense of vision". So, what's the best answer to the question?
OPTIONS:
- energy
- touch
- photons
- vision
- smell
- power
- the sun
- sound
Answer:
vision