Q: Because heterotrophs cannot make their own food, what are they called? A:

OPTIONS:
- products
- destroyers
- customers
- consumers

Answer: consumers

Problem: OPTIONS:
- suction and sulfur oxides
- compost and sulfur oxides
- carbon dioxide and sulfur oxides
- nitrogen and sulfur oxides
Q: Q: What combines with rain to form acid rain? A:
Answer: nitrogen and sulfur oxides

Problem:OPTIONS:
- coal
- liquid
- steel
- metal

Q: Mixtures of materials called alloys contain at least one of what type of material? A:
****
A: metal

Q: What has atoms with unstable nuclei? A:
OPTIONS:
- hydrocarbon
- microwaves
- radionuclide
- radioisotope
radioisotope

Q: What type of state do most fungi spend their lives in? A:
OPTIONS:
- triploid
- meiosis
- diploid
- haploid

Answer: haploid

input with options: Q: German doctor rudolf virchow first discovered what process when studying living cells under a microscope? A:
OPTIONS:
- radiation
- evolution
- photosynthesis
- cell division
output:
cell division