7.5 B

The arrows in a food chain or web represents what?

• They point to the organism that is being eaten.

• It shows how sunlight flows within an ecosystem.

• They show what direction the energy is flowing between organisms. 

• They represent how water is transferred within a habitat.

Tags

NGSS.MS-LS2-3

What might happen if you remove a primary consumer from the ecosystem?

• There would be more food for secondary consumers.

• The number of primary consumers would increase.

• The number of plants would increase.

• The number of secondary consumers would increase.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

How much energy is available to be passed on to the next trophic level in an ecosystem?

• 100%

• 10%

• 50%

• 75%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A ​ __________ is an organism that collects energy from sunlight or inorganic substances to produce food.

• autotroph

• heterotroph

• carnivore

• herbivore

Tags

NGSS.MS-LS1-6

A _________ is an organism that gets its energy requirements by consuming other organisms, they are also known as consumers.

• autotroph

• heterotroph

• herbivore

• omnivore

Tags

NGSS.MS-LS2-3

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

• Producers

• Consumers

• Decomposers

• Detritivores

Tags

NGSS.MS-LS2-3

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

• scavenger

• decomposer

• secondary consumer

• primary consumer

Tags

NGSS.MS-LS2-3

The diagram represents a pyramid of energy in an ecosystem.  Which level would most likely contain organisms that can photosynthesize?

• A

• B

• C

• D

Tags

NGSS.MS-LS1-6

In a food web, arrows point at:

• who gets energy.

• who gets eaten.

Tags

NGSS.MS-LS2-3

TRUE or FALSE: Plants make their own food and use the energy from the food that is made.

• True

• False

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3