Q: The number of neutrons and electrons may vary or change in an atom. what happens to the number of protons? A:

OPTIONS:
- decreases
- increases
- depends
- remains the same

Answer: remains the same

Problem: OPTIONS:
- tissues
- proteins
- ultraviolet rays
- organisms
Q: Q: Plants obtain their energy from the sun through photosynthesis , what do animals obtain their energy from? A:
Answer: organisms

Problem:OPTIONS:
- dust
- clouds
- eggs
- seeds

Q: Wind is one method for dispersal of what, ensuring a new generation? A:
****
A: seeds

Q: What is the smallest unit of structure and function of all living organisms? A:
OPTIONS:
- chromosome
- organelle
- organ
- the cell
the cell

Q: Chemical symbols are useful to concisely represent the elements present in a substance. the letters usually come from the name of what? A:
OPTIONS:
- month
- scientist
- discoverer
- element

Answer: element

input with options: Q: A comet striking the earth may have caused mass extinction, this would have decreased sunlight, which would have effected what plant process reducing food? A:
OPTIONS:
- fertilization
- decomposition
- glycolysis
- photosynthesis
output:
photosynthesis