Unit 10 Review

Select all Abiotic factors that contribute to an ecosystem. (Select ALL that apply)

• Soil

• Wind

• Trees

• Sunlight

• Air

Select all Biotic factors that contribute to an ecosystem. (Select ALL that apply)

• Insects

• Wind

• Trees

• Sunlight

• Birds

Why is biodiversity important?

• Species diversity ensures natural sustainability

• Species are more resistant to disease and disturbances

• Creates a functional and healthy ecosystem

• Purifies our air and water supplies

• All of the above

What do you call all of the living things AND all of the non-living things together in the same environment?

• Population
• Community
• Ecosystem
• Biome

What do you call ONE species all living in the same environment?

• Population
• Community
• Ecosystem
• Biome

The movement of individuals into an area is known as:

• Supplementation

• Emigration

• Immigration

• Eradication

Typical population growth is described as:

• Logarithmic growth

• Logistic growth

• Linear growth

• Exponential growth

Emigration is:

• When a population continues to increase.

• When individuals move into an area.

• When individuals move out of an area.

• The study of human popuations.

Which of the following would cause a population to increase in size?

• Emigration

• Decreased Birthrate

• Immigration

• Increased Deathrate

In a given area, if the population of predators increases, the population of prey will _____________.

• increase

• decrease

• remain about the same

• go extinct