Fact 1: Heavy rains cause flooding. Fact 2: Heavy rains can cause erosion. Given the two facts above, which natural process can cause erosion?

OPTIONS:
- rivers
- Earthquakes
- ice wedging
- Flooding
- coastlines
- Tornados
- wind
- Volcanos

Answer: Flooding

Problem: OPTIONS:
- winter
- break off
- Inches
- cold
- autumn
- spring
- fall permanently
- nothing
Q: Fact 1: Earth 's tilt on its rotating axis causes seasons to change. Fact 2: During that time the seasons change from fall to winter to spring to summer. Given the two facts above, earth 's tilt on its rotating axis causes fall to change to what?
Answer: winter

Problem:OPTIONS:
- compact
- improve
- nutrients
- destroy
- erosion
- support
- decrease
- Movement

Fact 1: The looseness of soil has a positive impact on a plant 's roots' growth in that soil. Fact 2: Deep burrowing earthworms improve soil porosity, water movement and plant root growth. Given the two facts above, deep burrowing earthworms do what to the looseness of soil for root growth?
****
A: improve

Fact 1: Most canyons are formed by flowing rivers through erosion over long periods of time. Fact 2: Erosion was monitored by means of erosion pins. Given the two facts above, how do we track canyon changes?
OPTIONS:
- LEDs
- wind
- forces
- river
- slow
- Pins
- Raft
- three
Pins

Fact 1: Apesticide is used for protecting plants by killing insects. Fact 2: Plants are poisoned by herbicides, animals by pesticides. Given the two facts above, what doesn't protect plants?
OPTIONS:
- viruses
- smallpox
- herbicide
- steroids
- A virus
- Nematoda
- chickenpox
- cigarettes

Answer: herbicide

input with options: Fact 1: Recycling has a positive impact on the environment. Fact 2: Organisms live in environments. Given the two facts above, what has a positive impact on where organisms live?
OPTIONS:
- nutrients
- Green beans
- exercise
- deforestation
- tornadoes
- recycling
- habitat removal
- animals
output:
recycling