Energy Flow through the Ecosystem

Which of the following best describes an herbivore?

• Primary Consumer

• Secondary Consumer

• Tertiary Consumer

Answer explanation

It's a primary consumer because it is the first consumer after the producer in the food chain.

The process by which cells break down carbohydrates to produce energy is...

• Photosynthesis

• Cellular Respiration

• Biotic Factor

• Abiotic Factor

Which of the following organisms would be found at the top of an energy pyramid?

• Plankton

• Silverfish

• Krill

• Leopard Seal

• Orca

Tags

NGSS.MS-LS2-3

Where is most of the energy in an energy pyramid?

• At the top

• At the bottom

• In the middle

Answer explanation

Energy is lost the farther up on the pyramid you go, so most of the energy is at the base (the bottom)!

Tags

NGSS.MS-LS2-3

Where is the least amount of the energy in an energy pyramid?

• At the top

• At the bottom

• In the middle

Answer explanation

Energy is lost the farther up on the pyramid you go, so the least amount of energy is at the top!

Tags

NGSS.MS-LS2-3

The straight pathway in which energy is transferred from one organism to the next as each organism eats another. 

• Energy pyramid

• Food web

• Food chain

Tags

NGSS.MS-LS2-3

Each stop through which energy is transferred in a food chain is known as a __________

• ecosystem

• food chain

• trophic level

• energy pyramid

Tags

NGSS.MS-LS2-3

This is where organisms interact with living and nonliving things.  

• habitat

• ecosystem

• neighborhood

• school

This shows all the feeding relationships in a habitat or ecosystem.

• habitat

• ecosystem

• food web

• food chain

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Different types of year, marked by specific daylight and weather

• seasons

• ecosystem

• food web

• food chain

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-4

NGSS.MS-ESS2-6