You are presented with the quiz "Fossils are found in places that were previously covered in what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "if fossils of a water animal or plant are found in a place then that place used to be covered by water in the past" and "common fossils include plant fossils like ferns". So, what's the best answer to the question?
OPTIONS:
- matter
- earth
- soils
- dirt
- water
- wetland
- rocks
- erosion
water
You are presented with the quiz "What does not spoil the environment?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "riding a bike does not cause pollution" and "pollution is anything that spoils the environment". So, what's the best answer to the question?
OPTIONS:
- Operating a factory
- Driving a car
- Riding a bike
- food and shelter
- hydrate their cells
- lowered energy cost
- Burning a fire
- peachleaf willow

Answer: Riding a bike
Question: You are presented with the quiz "What does bone provide protection for in humans?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "bone provides protection for soft tissues and internal organs" and "for the heart is the chief organ of the body and rules it". So, what's the best answer to the question?
OPTIONS:
- epidermal
- during the day
- fur and fat
- health
- layers of fat
- staying warm
- The heart.
- When it's cold
Answer: The heart.
input with options: You are presented with the quiz "cells cannot survive without plants replenishing the what" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "cells cannot survive without oxygen" and "plants stabilize soils and oxygenate the atmosphere". So, what's the best answer to the question?
OPTIONS:
- Energy.
- during the day
- atmosphere
- mountains
- rain
- heat energy
- Energy
- streams
output: atmosphere
Q: You are presented with the quiz "what reproduces sexually?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "animals are a kingdom of multicellular eukaryotes" and "most eukaryotes reproduce sexually". So, what's the best answer to the question?

OPTIONS:
- plants
- humans
- ferns
- bacteria
- bamboo
- legumes
- h2o
- viruses

A: humans
You are presented with the quiz "What in soil converts atmospheric nitrogen into a form usable by plants?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "bacteria in soil convert atmospheric nitrogen into a form usable by plants" and "bacteria are single-celled organisms". So, what's the best answer to the question?
OPTIONS:
- compound of hydrogen oxygen
- carbohydrates
- single-celled organisms
- excretory structures
- peachleaf willow
- members of their own species
- It helps them survive
- deoxyribonucleic acid
single-celled organisms