Q: An atom is the smallest unit of what that maintains the identity of the latter? A:
OPTIONS:
- mixture
- organism
- cell
- element
element

Q: What evolutionary concept emphasizes reproductive isolation? A:
OPTIONS:
- chemical species concept
- toxic species concept
- reproductive method concept
- biological species concept

Answer: biological species concept

Question: Q: What is the chemical formula for a glucose molecule? A:
OPTIONS:
- a5 h12 o6
- H2 C3 NA6
- d5 h12 o6
- c6 h12 o6
Answer: c6 h12 o6

input with options: Q: Lakes, ponds, streams, springs, and wetlands are? A:
OPTIONS:
- salt water bodies
- man-made structures
- land formations
- fresh water bodies
output: fresh water bodies

Q: Q: Eight of the hottest years on record have occurred since what year? A:

OPTIONS:
- 2002
- 1997
- 1991
- 1998

A: 1998

Q: What kind of bases completely dissociate in water, releasing all hydroxide anions into the solution? A:
OPTIONS:
- unusual
- weak
- whole
- strong
strong