Ecological Pyramids

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

• food web
• food chain
• niche
• symbiosis

Tags

NGSS.MS-LS2-3

A food pyramid represent the relative amount of energy in trophic levels. Which of the following correctly shows a food pyramid?

• A
• B
• C
• D

Tags

NGSS.MS-LS2-3

In this energy pyramid, which organisms have the most energy available?

• Producers
• Carnivores
• Herbivores
• Top Predator

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

In an ecological pyramid, which type of organism always has the least amount of energy available?

• Producers
• Herbivores
• Carnivores
• Top Predator

Tags

NGSS.MS-LS2-3

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-LS2-1

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

Select the correct answer from each drop-down menu.

What is the source of energy in our ecosystem?

In our ecosystem, the ________ is the source of all energy. In terms of the ecological pyramid, _____ of energy is passed from one level to next level.

• air

• Sun

• water

• 10%

• 50%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3