unit 3; limiting water loss

Question 1

insects adaptations to limit water loss

Answer 1

small sa;v ratio, waterproof coverings( rigid outer skeleton made of chitin), spiracles that can be closed

Question 2

plants adaptations to limit water loss

Answer 2

water proof cuticle, ability to close stomata, xerophytes limit water through transpiration

Question 3

explain how rolled up leaves helps limit water loss

Answer 3

traps a region of still air inside the leaf- region becomes saturated with water vapor and has a high water potential, so no water potential gradients and no water loss