Ecology Review 2

Front

Which of the following is not a way carbon is released into the atmosphere? Options: photosynthesis, respiration, burning fossil fuels, volcanoes

Back

photosynthesis

Front

What is the only step in the carbon cycle where carbon dioxide from the atmosphere is being taken in and used by living organisms?

Back

photosynthesis

Front

A lion hunts and eats a giraffe. What two ecological terms describe the lion?

Back

heterotroph and carnivore

Front

A stable ecosystem can have high biodiversity because each species in that ecosystem...

Back

occupies a different niche (job)

Front

Which factor could have caused an increase in a deer population in a forest ecosystem?

Back

increases in food

Front

What caused the change in the moose population from 1990 - 1995? Options: emigration, decrease in food, immigration, increase in predators.

Back

immigration

Front

What leads to primary succession? Options: a forest fire, a lava flow, a severe storm, abandoned farm land.

Back

a lava flow

Front

What is the pioneer species in the picture?

Back

lichens

Front

Which sequence of events best describes secondary succession? lichens->shrubs->small trees->forest, lichens-->small trees-->shrubs-->forest, grass-->shrubs-->small trees-->forest, grass-->small trees-->oak trees-->shrub

Back

grass-->shrubs-->small trees-->forest

Front

Which of the following could occur as a result of deforestation?

Back

Carbon dioxide levels in the atmosphere could increase and contribute to global warming problems.