Question

Which of the following is TRUE for ecological succession?

Options

• The numbers and types of animals remain constant.

• The gradual and predictable change in species composition occurs in a given area.

• The establishment of a new biotic community is very fast in its primary phase.

• The changes lead to a community that is in near equilibrium with the environment and is called pioneer community.

Answer 1

The gradual and predictable change in species composition occurs in a given area.

Explanation:

The alterations result in a climax community, which is a community that is in close equilibrium with the environment.

It takes a long time for a new biotic community to emerge.

During ecological succession, the quantity and variety of species do not remain constant.