Biosphere Unit Exam review

Giraffes, lions, zebras, hyenas, and all the other living things of the Serengeti make up a(n)

• Ecosystem

• Population

• Community

• Biosphere

Every spring, many species of bird travel north to the Arctic to breed, and in the fall travel south again for the winter. This is an example of

• immigration

• emigration

• migration

• population growth

"All the living things and their physical environment within a given area" best defines…

• A community

• an ecosystem

• the biosphere

• the population

1. A population of wolves is reintroduced into Yellowstone National Park. For the first decade, the wolf population grows exponentially. Then, the population growth slows. The new pattern is known as…

• logistic growth

• limiting factors

• carrying capacity

• exponential growth

1. In the example above, where wolves are reintroduced to Yellowstone National Park, the number of elk and other prey species within the park are…

• a density independent factor.

• 1. an example of biotic potential.

• 1. a density dependent factor.

• 1. a limiting factor.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

The community is the simplest level of organization that the ecologist studies.

• True

• False

1. An illustration of the Monteverde Cloud Forest is shown here. Which of the following is a biotic factor visible in the image?

• clouds

• water

• sky

• plants

Tags

NGSS.MS-LS2-3

The diagram below shows a clumped distribution pattern.

• true

• false

1. In the age structure diagrams, which diagram represents a population that is likely to grow rapidly in the future?

• A

• B

• C

• A & B

• A & C

A landslide causes part of a mountainside to fall away, leaving bare rock. In the years immediately following the landslide, the area will experience..

• primary succession

• secondary succession

• tertiary succession

• a climax community