Q: You are presented with the quiz "what has permeable skin that easily absorbs substances from the environment?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "amphibians have permeable skin that easily absorbs substances from the environment" and "toads and frogs are both amphibians". So, what's the best answer to the question? | OPTIONS:
- cats
- a fish
- toads
- ferns
- dogs
- humans
- animals
- bats
A: toads

Q: You are presented with the quiz "What does potassium do for an animal?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "an animal requires nutrients for survival" and "potassium is an essential nutrient for plants and animals". So, what's the best answer to the question? | OPTIONS:
- duplicate itself
- Regrows it
- Relieve pain
- protect them
- food and shelter
- motility
- Helps it survive
- heating liquids
A: Helps it survive

Q: You are presented with the quiz "All of what have a characteristic life cycle that includes alternation of descendants?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "all plants have a characteristic life cycle that includes alternation of generations" and "descendant includes descendants of all generations". So, what's the best answer to the question? | OPTIONS:
- Conifers
- flowers
- apples
- plants
- amoeba
- Trees
- Oak
- Spruce
A: plants

Q: You are presented with the quiz "What does tilt cause on Earth?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "earth 's tilt on its rotating axis causes seasons to change" and "winter is a special season". So, what's the best answer to the question? | OPTIONS:
- solar flares
- blizzards
- cracks
- rocks
- Winter
- heat
- climate
- erosion
A: Winter