Q: You are presented with the quiz "what does water vapor condensing in the clouds cause?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "water vapor condensing in clouds causes rain" and "when it rains, the rain moistens the soil". So, what's the best answer to the question?

OPTIONS:
- energy
- Pollution
- Evaporation
- moist soil
- Energy.
- flooding
- kinetic energy
- Heat energy

A: moist soil

Q: You are presented with the quiz "What produces both eggs and sperm?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "adult sponges produce eggs and sperm" and "an adult is mature, fully developed". So, what's the best answer to the question?

OPTIONS:
- Plant reproduction
- sub-units of species
- gastropod shells
- an individual mature sponge
- Microscopic organisms
- members of their own species
- peachleaf willow
- seed dispersal

A: an individual mature sponge

Q: You are presented with the quiz "Water can flow easily through soil where what has formed and expanded?" 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 "the increase in permeability is caused by the formation and expansion of ice in the soil". So, what's the best answer to the question?

OPTIONS:
- bogs
- rock
- Sand
- ice
- moss
- dam
- peat
- stem

A: ice

Q: You are presented with the quiz "what requires warmth for survival?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "an animal requires warmth for survival" and "all dogs are animals ". So, what's the best answer to the question?

OPTIONS:
- ice cubes
- Man
- Whales
- hydrogen
- dogs
- Birds
- glaciers
- humans

A:
dogs