Question: Q: As lava cools, tiny iron-rich crystals line up with earth's what? A:
OPTIONS:
- gravitational field
- oceans
- molecular field
- magnetic field
Answer: magnetic field

input with options: Q: The sun, stars, moon, planets and comets are all type of what objects? A:
OPTIONS:
- extraterrestrial
- universal
- spacial
- celestrial
output: celestrial

Q: Q: Scanning acoustic microscopes use what kind of waves to scan a specimen? A:

OPTIONS:
- radio waves
- heat waves
- gamma waves
- sound waves

A: sound waves

input: OPTIONS:
- particular release
- recent release
- Limited release
- further release Now, answer this question: Q: Regulation of hormone production hormone levels are primarily controlled through negative feedback, in which rising levels of a hormone inhibit its? A:
A:
output: further release

Q: What is the approximate population on the earth? A:

OPTIONS:
- 9 trillion
- 7.3 billion
- 41 billion
- 7 billion

Answer: 7 billion

Q: Q: Each atom has a required number of what? A:

OPTIONS:
- matrix bonds
- accretion bonds
- acceleration bonds
- covalent bonds

A:
covalent bonds