U7 - Concepts 3-6 Quiz Review

Which of the following is true of density-dependent limiting factors?

• They tend to be caused by abiotic factors.

• They have a larger impact on big populations.

• They impact big and small populations equally.

• They have a larger impact on small populations.

Based on the chart to the left, which events would have the biggest immediate impact on the Georgia Black Bear population?

• large-scale forest fires

• restriction on humans hunting bears

• introduction of the bald eagle

• damming lakes and rivers

Which factor would increase white-tailed deer's carrying capacity in an Eastern temperate forest ecosystem?

• The construction of new roads and increased traffic through woodland areas.

• A large migration of the closely related mule deer, into the East.

• The re-introduction of the American Chestnut

• The re-introduction of the Eastern cougar into North Carolina.

A balance between Earth's resources, human needs, and the needs of other species describes

• sustainability

• carbon balancing

• equilibrium

• industrial

• isocarbon dating

The goal of agricultural technology is to

• increase food production

• prevent war

• gain territory

• eliminate cancer

The normal warming effect when gases trap heat in the atmosphere is called

• greenhouse block

• climate change

• population burst

• greenhouse effect

Some aerosol sprays, refrigerants and paints contain CFCs which allow the sun's harmful rays to penetrate by

• increasing the rain

• increasing the ozone layer

• depleting the ozone layer

• decreasing the atmospheric temperatures

One difference between primary succession and secondary succession is that primary succession begins with

• oak trees

• lichens and mosses

• bare rock

• soil

• shrubs

A mature and stable community of animals and plants is called

• contract community

• controlled community

• climax community

• compact community

A hurricane, flood, or deforestation would bring about which type of succession?

• primary

• tertiary

• secondary

• quarternary