Q: Compounds that contain mainly the elements carbon and hydrogen are called what kind of compounds? A:

OPTIONS:
- microscopic compounds
- reactive compounds
- natural compounds
- organic compounds

Answer: organic compounds

Problem: OPTIONS:
- kinetic mutation
- biochemical mutation
- muscular mutation
- chromosomal mutation
Q: Q: What is a mutation that changes all or much of a particular chromosome? A:
Answer: chromosomal mutation

Problem:OPTIONS:
- charger
- amplifier
- battery
- capacitor

Q: What do we call a device used to store electric charge? A:
****
A: capacitor

Q: In an endothermic reaction, what is absorbed by the reaction? A:
OPTIONS:
- food
- fuel
- atoms
- energy
energy

Q: Oxygen reaches what veinless part of the eye by diffusing through its tear layer? A:
OPTIONS:
- retina
- pupil
- membranes
- cornea

Answer: cornea

input with options: Q: Most of the energy used by living things comes either directly or indirectly from what? A:
OPTIONS:
- plants
- the moon
- the soil
- the sun
output:
the sun