Human Niche

It is the process by which a biotic community changes over time?

A form of succession that occurs in a disturbed landscape that already has soil.

• Primary succession

• Secondary succession

When small animals and plants die and decompose, a new layer of organic material is formed.

What form of succession is this?

• Primary succession

• Secondary succession

These are long-lived species that mark the end of succession.

• Pioneer species

• Climax species

Sometimes, pioneer species and climax species could grow together at the same time.

• True

• False

A person's view of chaos in nature doesn't reflect his worldview.

• True

• False

Name a greenhouse gas.

It is a measure of how humans can relate to the carrying capacity of the earth.

____________ is caused mostly by natural forces humans can't control.

• Greenhouse gases

• Ecological footprint

• Climate change

• Extinction rate

According to data, man is still discovering _____ species.

• extinct

• new

• disappearing