input with options: Q: Unlike energy, what doesn't need to be constantly added to ecosystems because it is recycled through ecosystems? A:
OPTIONS:
- water
- nutrients
- vapor
- matter
output: matter

Q: Q: While populations with unlimited resources grow exponentially, the population of a species will level off when what limit of its environment is reached? A:

OPTIONS:
- reproduction
- niche
- extinction
- carrying capacity

A: carrying capacity

input: OPTIONS:
- microscopic
- circular
- oblong
- angular Now, answer this question: Q: What type of movements are produced when the angle between the bones of a joint changes? A:
A:
output: angular

Q: How do parathyroid hormones react as a body ages? A:

OPTIONS:
- use with age
- decrease with age
- help with age
- increase with age

Answer: increase with age

Problem: OPTIONS:
- square
- one-dimensional
- diamond
- three-dimensional
Q: Q: The differing glycosidic linkages in starch and cellulose give the two molecules what kind of distinct shapes? A:
Answer: three-dimensional

Q: What forms when water in the atmosphere condenses on dust particles suspended in the air? A:

OPTIONS:
- hail
- snow
- wind
- clouds

Answer:
clouds