Energy in an Ecosystem and Food Pyramids

If only 10% of an organism's energy is available for the next trophic level, what happens with the other 90% of the energy?

• It is destroyed after it is used up.

• It is used for life processes or lost as heat.

• It remains for the next trophic level IF the predator consumes ALL of the organism.

• It is lost completely as heat.

What is the sun's role in the energy pyramid?

• to produce chemical energy for the ecosystem.

• to provide radiant energy for producers to convert to chemical energy.

• to provide mechanical energy for producers to convert to chemical energy.

Which organism in the diagram contains the most available energy?

• plants

• mountain lions

• hawks

• none of the above

In the energy pyramid below, which organism has the least amount of energy available?

• Producers
• Herbivores
• Carnivores
• Top Predator

Tags

NGSS.MS-LS2-3

An animal that eats only other animals

• producer

• herbivore

• omnivore

• carnivore

The path of food energy in an ecosystem from plants to animals.

• omnivore

• food chain

• producer

• consumer

Tags

NGSS.MS-LS2-3

An animal that eats both plants and animals

• carnivore

• omnivore

• herbivore

• producer

An animal that eats only plants

• omnivore

• carnivore

• herbivore

• fox

Where do green plants get most of the energy they need to make their own food?

• carbon dioxide

• oxygen

• sunlight

• water

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the term for food chains that overlap

• consumer

• food web

• extinction

• producers

Tags

NGSS.MS-LS2-2