When lichens grow on bare rock, they may eventually accumulate enough organic material around them to supply the foothold for later rooted vegetation. these early pioneering lichens can be said to do what for species arriving in a later successional stage?

a. inhibit
b. exclude
c. facilitate
d. tolerate
e. concentrate

The correct answer is C. facilitate.

Explanation:

As lichens promote the growth of other flora and also microorganisms, it facilitates the arrival of other species that can grow over the layer that has already been formed by the facilitation of the lichen and others.

answer: after carbon dioxide enters the leaf through stomata it moves into the mesophyll cells where photosynthesis occurs and glucose is constructed. respiration occurs when glucose (sugar produced during photosynthesis) combines with oxygen to produce useable cellular energy.

explanation: