Q: In which way do vertebrates reproduce? A:
OPTIONS:
- bisexually
- unisexually
- asexually
- sexually
sexually

Q: Spores are generally produced through what type of reproduction? A:
OPTIONS:
- similar
- asexual
- hormone
- sexual

Answer: sexual

Question: Q: What orbits an atoms' nucleus? A:
OPTIONS:
- neutrally charged ions
- positively charged protons
- isotopes
- negatively charged electrons
Answer: negatively charged electrons

input with options: Q: Our global ecological footprint depends on resource use per person and what population factor? A:
OPTIONS:
- population fluctuation
- population sample
- population decrease
- population density
output: population density

Q: Q: What term is used to describe a simple diagram that shows one way energy flows through an ecosystem? A:

OPTIONS:
- water cycle
- food pyramid
- fuel chain
- food chain

A: food chain

Q: Unlike a crystalline solid, an amorphous solid is a solid that lacks a what? A:
OPTIONS:
- atoms
- weight
- color
- ordered internal structure
ordered internal structure