input with options: Fact 1: Gases from burning coal and oil dissolving in water in the atmosphere causes acid rain. Fact 2: Acid rain is caused by the burning of fuels such as oil and coal. Given the two facts above, acid rain is caused by burning what?
OPTIONS:
- lung
- grass
- oil
- Cars
- Coal
- peat
- nitrogen
- food
output: oil

Q: Fact 1: Aplants require water for survival. Fact 2: Water hydrates the cells. Given the two facts above, plants require what for survival?

OPTIONS:
- warm nights
- Organic compounds
- long winters
- cool air
- nutrients
- sunlight
- Energy.
- cell hydration

A: cell hydration

input: OPTIONS:
- detritus
- fossils
- coral reef
- glass
- soils
- loose soil
- sand traps
- quick sand Now, answer this question: Fact 1: Fossils are formed when layers of sediment cover the remains of organisms over time. Fact 2: Sand and mud are examples of sediments. Given the two facts above, layers of sand over animal remains eventually creates what?
A:
output: fossils

Fact 1: Most invertebrates have a nervous system. Fact 2: Jellyfish and insects are invertebrates. Given the two facts above, what has a nervous system?

OPTIONS:
- Nerve tonic
- Jellyfish
- Air
- fur seals
- Cardiovascular system
- animals
- chickens
- elephants

Answer: Jellyfish

Problem: OPTIONS:
- puddles
- wetland
- complex
- streams
- lakes
- rivers
- creeks
- fens
Q: Fact 1: Lakes are generally bigger and deeper than ponds. Fact 2: Some of the best work in ecology has been done on small fresh water pond ecosystems. Given the two facts above, what are generally bigger and deeper than small fresh water ecosystems?
Answer: lakes

Fact 1: Corals form large colonies in shallow tropical water. Fact 2: Coral is the calcite shell of the coral animal. Given the two facts above, animals with _ form large colonies in shallow tropical water?

OPTIONS:
- calcite shells
- an organism's body
- Absorb light
- biological diversity
- Leptospirosis
- produce offspring
- allow growth
- to stay warm

Answer:
calcite shells