Question

PLEASE HELP ME C:

Which of the following best describes the changes that take place in an ecosystem during primary succession? (2 points)

A. Lichens and mosses grow slowly on newly formed land, followed by grasses, shrubs, and trees.

B. Organisms compete for resources, and those that are best fit to survive establish themselves as the dominant species.

C. Natural disasters cause many populations to migrate to a new location in order to survive.

D. Shrubs and trees regrow quickly in areas that have been disturbed by a forest fire.

Answer 1

Primary succession is one of two types of biological and ecological succession of plant life, occurring in an environment in which new substrate devoid of vegetation and usually lacking soil, such as a lava flow or area left from retreated glacier, is deposited. In other words, it is the gradual growth of an ecosystem over a longer period....

Answer 2

hope this helps

Answer 3

i think the answer is C...dont hold em to that but thats what i think it is

Answer 4

me*

Answer 5

thanks for the medal

Answer 6

your welcome