Population Ecology and Energy Flow

Front

What is the percentage of energy that typically transfers from one trophic level to the next?

Back

10%

Front

What is the term for a sequence of organisms where each is eaten by the next?

Back

Food Chain

Front

If a grasshopper is removed from a food web, which organism is most affected?

Back

The shrew

Front

What level do autotrophs occupy in an ecosystem?

Back

First

Front

If a frog is the prey, what could be a potential predator?

Back

Snake

Front

What are organisms that produce their own food called?

Back

Autotrophs

Front

What is the role of herbivores in an ecosystem?

Back

They are primary consumers that eat plants.

Front

What is a food web?

Back

A complex network of feeding relationships among organisms in an ecosystem.

Front

What is the difference between a food chain and a food web?

Back

A food chain is a linear sequence, while a food web is a complex network of interconnected food chains.

Front

What are trophic levels?

Back

The hierarchical levels in an ecosystem, defined by how energy is transferred through food.