Ecological Pyramids

How much of the energy in each level of a ecological pyramid gets lost as heat or used by the organism so that it cannot be passed on to the next trophic level?

• 80%
• 90%
• 10%
• 20%

Tags

NGSS.MS-LS2-3

In this ecological pyramid which type of consumer gets only 10% of the energy stored in plants?

• Herbivore
• Carnivore
• Omnivore
• Secondary Consumer

Tags

NGSS.MS-LS2-3

All food webs and food chains begin with _________________.

• primary consumer
• producers
• secondary consumers
• predators

This diagram shows the amount of energy that moves from one feeding level to another.

• Energy Pyramid
• Food Web
• Ecosystem
• Food Chain

Tags

NGSS.MS-LS2-3

A tertiary consumer has to be which type?

• Carnivore.
• Decomposer.
• Producer.
• Herbivore.

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

Tags

NGSS.MS-LS2-2

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

NGSS.MS-LS2-3

All energy on Earth ultimately comes from what source?

• Water
• Sun
• Consumers
• Oxygen

Tags

NGSS.MS-ESS1-1

NGSS.MS-LS1-6

Grizzly bears eat seeds, berries, roots, grasses, fungi, deer, elk, fish, and insects. This would make them a(n)...

• Detritivore

• Carnivore

• Herbivore

• Omnivore