Ecology Review

Front

What happens to the deer population if all wolves are removed from the environment?

Back

The deer population would increase and begin to compete for food.

Front

How much energy is expected to be found at the secondary consumer level in an energy pyramid if producers provide 1000 Joules?

Back

100 Joules.

Front

What is the term for the increase of biodiversity over time after a disturbance?

Back

Ecological succession.

Front

What is the main difference between primary and secondary ecological succession?

Back

Primary begins WITHOUT soil; Secondary begins WITH soil.

Front

Which organisms need nitrogen to survive?

Back

All living organisms.

Front

What is an energy pyramid?

Back

A graphical representation showing the flow of energy through different trophic levels in an ecosystem.

Front

Define primary succession.

Back

The process of ecological change that occurs in an area where no soil exists, such as after a volcanic eruption.

Front

Define secondary succession.

Back

The process of ecological change that occurs in an area where soil is present but has been disturbed, such as after a forest fire.

Front

What role do producers play in an ecosystem?

Back

Producers convert solar energy into chemical energy through photosynthesis, forming the base of the food chain.

Front

What is a trophic level?

Back

A trophic level is a position in a food chain or food web, representing the flow of energy and nutrients.