Q: If toads have permeable skin that easily absorbs substances from the environment, then what has permeable skin that easily absorbs substances from the environment? Answer choices: - cats - a fish - toads - ferns - dogs - humans - animals - bats
A: toads

Q: If potassium is important for an animal to survive, then what does potassium do for an animal? Answer choices: - duplicate itself - Regrows it - Relieve pain - protect them - food and shelter - motility - Helps it survive - heating liquids
A: Helps it survive

Q: If all plants have a characteristic life cycle that includes alternation of descendants, then all of what have a characteristic life cycle that includes alternation of descendants? Answer choices: - Conifers - flowers - apples - plants - amoeba - Trees - Oak - Spruce
A: plants

Q: If earth's tilt causes winter, then what does tilt cause on Earth? Answer choices: - solar flares - blizzards - cracks - rocks - Winter - heat - climate - erosion
A: Winter