You are presented with the quiz "What requires sunlight?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "aplant requires sunlight for photosynthesis" and "leaves are the sites of photosynthesis". So, what's the best answer to the question?
OPTIONS:
- water
- leaves
- wood
- sugar
- gasoline
- animals
- Nematoda
- Jellyfish

Answer: leaves

You are presented with the quiz "What contains an abundance of deoxyribonucleic acid and not much else?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "viruses contain DNA but not much else" and "dNA is short for Deoxyribonucleic Acid". So, what's the best answer to the question?
OPTIONS:
- Conifers
- PDAs
- pollen
- anemia
- bacteria
- proteins
- diseases
- viruses

Answer: viruses

You are presented with the quiz "A delta is formed by " But you don't know the answer, so you turn to your teacher to ask for hints. He says that "adelta is formed by deposition of sediment at the mouth of a river by water fanning out" and "erosion is responsible for wearing down exposed places and depositing sediment in level places". So, what's the best answer to the question?
OPTIONS:
- erosion
- motion
- plate shifts
- flooding
- loose soil
- Earthworms
- compression
- gravity

Answer:
erosion