Problem:OPTIONS:
- oxygen
- water
- heat
- energy

Q: All living things require what, which most ecosystems obtain from the sun? A:
****
A: energy

Q: What is the space around the magnet called? A:
OPTIONS:
- gravitational field
- resistance field
- optical field
- magnetic field
magnetic field

Q: What are large vesicles derived from the endoplasmic reticulum and golgi apparatus? A:
OPTIONS:
- chloroplasts
- tubules
- alleles
- vacuoles

Answer: vacuoles

Question: Q: What process is at work when warm air or water rises, and cool air or water sinks? A:
OPTIONS:
- evaporation
- radiation
- moisture
- convection
Answer: convection

input with options: Q: Magnetite crystals of different ages and on different continents pointed to different spots. the simplest explanation is that the continents have done what? A:
OPTIONS:
- reacted
- changed
- evolved
- moved
output: moved

Problem: OPTIONS:
- 9 trillion
- 7.3 billion
- 41 billion
- 7 billion
Q: Q: What is the approximate population on the earth? A:
Answer:
7 billion