Ecology: Food Web, Energy Pyramid & Biodiversity

Front

A producer is a (n) ______________.

Back

autotroph

Front

Overlapping food chains in an ecosystem make up....

Back

food web

Front

Which of the following descriptions about the organization of an ecosystem is correct? Species make up populations, which make up communities.

Back

Species make up populations, which make up communities.

Front

In an Energy Pyramid the consumers on each level only get about ____ percent of the energy that the producer or consumer below it had.

Back

10

Front

In this Energy Pyramid what is the proper name for the organisms just above the producer level at the bottom?

Back

primary consumers

Front

Forests are carbon sinks. Therefore, when deforestation occurs:

Back

less carbon is removed from the atmosphere

Front

What is a decomposer's role in an ecosystem?

Back

breakdown organisms and return the nutrients to the soil

Front

The arrows in food webs point in the direction of?

Back

energy flow

Front

Which biome has a high level of primary productivity and therefore a high level of biodiversity?

Back

tropical rainforest

Front

In an ecosystem consumers get energy by doing what?

Back

Feeding on other organisms.