flow of Energy

Which of these best explains why predators need plants, such as grass, in their ecosystem?

• Plants are a large part of their diets
• Plants provide safety for predators
• Plants break down the organisms that the predators eat
• Plants provide food for their animals that the predators eat

Tags

NGSS.MS-LS2-2

What is the first source of energy for almost all food webs?

• Plants

• Sunlight

• Mineral in the soil

• Decomposers

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What organisms are at the bottom of an energy pyramid?

• Producer
• Consumer
• Decomposer
• Scavenger

Tags

NGSS.HS-LS1-5

How much energy is passed on to each trophic level in an energy pyramid?

• 10%
• 90%
• 50%
• 80%

Tags

NGSS.MS-LS2-3

Which organisms have the most available energy in an energy pyramid?

• Producers

• Consumers

• Decomposers

• Detritivores

Tags

NGSS.HS-LS2-3

NGSS.HS-LS2-4

Where do crickets get their energy?

• Cattails
• Marsh Grass
• Grasshoppers
• Shrews

Tags

NGSS.MS-LS2-3

If additional snakes are introduced into this ecosystem, there will most likely be an immediate decrease in the _________.  

• hawk population
• rabbit population
• wildflower population
• grass population

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which would be the appropriate term for an organism that eats a producer?

• scavenger
• decomposer
• secondary consumer
• primary consumer

Tags

NGSS.MS-LS2-2

In this food chain, the snake would be a

• tertiary consumer

• secondary consumer

• primary consumer

• producer

Tags

NGSS.MS-LS2-3

• Producer
• Primary Consumer
• Autotroph
• Decomposer

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

NGSS.MS-LS2-4