High biodiversity is 

• having a lot of the same organism.
• having a few of the same organism.
• having a lot of variety of different organisms.
• only having one of each organism. 

A disturbance to one species in a community may lead to changes in all parts of the community.

• True

• False

The greater the number of species in an ecosystem, the more stable it is.

• True

• False

Human activities have caused ecological disturbances in the biosphere.

• True

• False

Ecosystems are not affected by minor disturbances.

• True

• False

What is a change brought about by a physical, chemical, or biological agent that impacts population size or community structure?

• resistance

• stability

• disturbance

• resilience

What is the ability of an ecosystem to recover after it has undergone a disturbance?

• resistance

• stability

• disturbance

• resilience

What is the ability of an ecosystem to resist change from a disturbance?

• resistance

• stability

• disturbance

• resilience

Which of the following are examples of natural disturbances? (Select ALL that apply!)

• tornado

• tsunami

• volcano

• earthquake

• urbanization

What is the damage or destruction to ecosystems caused by nature?

• habitat fragmentation

• natural disturbance

• genetic diversity

• urbanization