Q: What process takes place when echinoderms release their gametes into the water? A:
OPTIONS:
- migration
- stimulation
- isolation
- fertilization
fertilization

Q: Oceans help control global warming by absorbing what? A:
OPTIONS:
- hydrogen
- ozone
- methane
- carbon dioxide

Answer: carbon dioxide

Question: Q: What is the major intracellular cation? A:
OPTIONS:
- magnesium
- sodium
- glucose
- potassium
Answer: potassium

input with options: Q: What unit of power is equal to 1 joule of energy per second? A:
OPTIONS:
- hertz
- byte
- volt
- watt
output: watt

Q: Q: What molecule consists of two atoms of hydrogen and one atom of oxygen? A:

OPTIONS:
- carbon monoxide
- hydrogen peroxide
- air
- water

A: water

Q: What normally prevent a positively charged particle from colliding and reacting with a positively charged nucleus, but may be overcome by kinetic energy?. A:
OPTIONS:
- kinetic repulsions
- toxic repulsion
- evaporation repulsions
- electrostatic repulsions
electrostatic repulsions