Question

Using the diagram, why will the herbs and shrubs most likely replace the lichens and moss?

Answer 1

Select one:
a. Increased cultivation by humans will provide more fertile soil.
b. The lichens and mosses will modify the environment, making it more favorable for herbs and shrubs.
c. Dense shrubs are the climax community for this environment.
d. An increase in carbon dioxide in the soil will make it possible for taller plants to grow.

Answer 2

Fir, Birch and White Spruce are the climax community for this environment. We can cross out C.

Answer 3

Could it be B?

Answer 4

Most likely. Lichens are composite organisms that arise from algae and cyanobacteria living among filaments of a fungus in a symbiotic relationship. These are usually known to cultivate soil fertility. That, and mosses. They both basically absorb mineral rock as part of their nutrition, and excrete waste that eventually turn into fertile soil.

Answer 5

Okay, thank you!!!

Answer 6

You're welcome