Ecological Pyramids

For a pyramid of numbers, the width of the bar shows the__________ of organisms present in each trophic level at a particular time. 

• number
• biomass
• energy
• volume

The number of organisms _________ with each successive (higher) trophic level. 

• increases
• decreases

Organisms of a lower trophic level have a comparatively __________ number compared to organisms of the higher trophic level in order to support them.

• larger
• smaller

Tags

NGSS.MS-LS2-2

Which of the following shows the correct pyramid of numbers for the food chain?

• A
• B

Tags

NGSS.MS-LS2-3

Which of the following shows the correct pyramid of numbers for the food chain?

• A
• B

Tags

NGSS.MS-LS2-3

Which of the following shows the correct pyramid of biomass for the food chain?

• A
• B

Tags

NGSS.MS-LS2-3

Which of the following shows the correct pyramid of biomass for the food chain?

• A
• B

Tags

NGSS.MS-LS2-3

Which of the following shows the correct pyramid of biomass for the food chain?

• A
• B

Tags

NGSS.MS-LS2-3