Transpiration is the correct answer. It's when moisture <span>is carried through plants from roots to stomata on the underside of leaves, where it changes to vapor and is released to the atmosphere.</span>
When you expect something, but get something else, you have a reason big enough to ask new questions and start a new investigation.
Example:
If you create a tree by artificially breeding different species, and then plant it with certain expectations in width, size, bark width, leaf shape, etc. and things go differently, a new investigation might begin with a whole new load of questions.
Answer:

Hope it helped,
Happy homewok/ study/ exam!
It depends on the concentration of nerve receptors in different areas of the skin.
Normally a 10× drop for each trophic level, so I'd say 2,000 kilocal.