Trophic Pyramids, Food Chains and Food Webs

All food webs and food chains begin with _________________.

• primary consumer

• producers

• secondary consumers

• tertiary consumers

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

• Producers
• Carnivores
• Herbivores
• Top Predator

Tags

NGSS.MS-LS2-3

What percentage of energy is passed on to each tropic level?

• 10%
• 50%
• 90%
• 100%

Tags

NGSS.MS-LS2-3

Which organism do the owl and the weasel compete for in the food web?

• Hawk

• Spider

• Grasshopper

• Shrew

Tags

NGSS.MS-LS2-2

In a food web, arrows point at:

• who gets energy.
• who gets eaten.

Tags

NGSS.MS-LS2-2

Organisms which carry out the process of decomposition by breaking down dead or decaying organisms.

• Consumer
• Producer
• Decomposer
• Herbivore

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

Who does the grasshopper get energy from? 

• Grass
• Grasshopper
• Mouse
• Ow

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which is a producer?

• deer
• tall grass
• lion
• worm

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

What is this called?

• Food Web
• Food Chain
• Abiotic Factors

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

If a frog is the prey, what could be the predator?

• Grass
• Insect
• Snake
• Snail