input: OPTIONS:
- staurikosaurus
- fluctuations
- Sediments
- chemoautotrophs Now, answer this question: Q: What are the cells that break down inorganic molecules to supply energy for the cell, and use carbon dioxide as a carbon source? A:
A:
output: chemoautotrophs

Q: What property is the result of the force of gravity being opposed by the normal force? A:

OPTIONS:
- light
- density
- sound
- weight

Answer: weight

Problem: OPTIONS:
- mineral
- reaction
- solution
- isotope
Q: Q: What is the name of an element with a different number of neutrons? A:
Answer: isotope

Problem:OPTIONS:
- plants
- air
- minerals
- sunlight

Q: Most of food's chemical energy ultimately comes from what source? A:
****
A: sunlight

Q: Angiosperms possess reproductive structures that attract animals that perform what role? A:
OPTIONS:
- evolution
- vegetation
- isolation
- pollination
pollination

Q: What does the megaspore mother cell produce after meiosis division? A:
OPTIONS:
- four diploid megaspores
- two diploid megapores
- two haploid megaspores
- four haploid megaspores

Answer:
four haploid megaspores