Problem:OPTIONS:
- salinity
- variable
- heat energy
- reduce
- streams.
- streams
- down
- evaporation

You are presented with the quiz "What is the rate of water flow of soil?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "if soil is permeable then water easily flows through that soil" and "permeability is affected by many soil characteristics". So, what's the best answer to the question?
****
A: variable

Problem:OPTIONS:
- soft soil
- oxygen
- soap
- calcite
- lmestone
- water vapor
- Sand dollars
- coral reefs

You are presented with the quiz "what is formed by deposition?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "sedimentary rocks are formed by deposition" and "limestone is a type of sedimentary rock". So, what's the best answer to the question?
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A: lmestone

Problem:OPTIONS:
- It gets heated up
- Plant growth is reduced
- Evaporation
- seep into the ground
- Exfoliation
- circulatory systems
- Heat energy
- reflect objectstowards the eye

You are presented with the quiz "Water vapor cooing causes that water to fall and what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "water vapor cooling causes that water vapor to condense" and "vapor condenses, falls and seeps into the ground". So, what's the best answer to the question?
****
A: seep into the ground

Problem:OPTIONS:
- store
- food
- Grow well
- grow
- destroy
- spread
- bury
- leave alone

You are presented with the quiz "What do bats do with seeds?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "flowers attract pollinators, and fruits encourage animals to disperse the seeds" and "bats help flowers by spreading pollen". So, what's the best answer to the question?
****
A:
spread