Food Chains and Food Webs

Choose two effects caused by an increase in the mouse population.

• The population of grain will increase.

• The population of grain will decrease.

• The population of owls will increase.

• The population of owls will decrease.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which list tells you what a tree needs to grow and survive.

• carbon dioxide, water, sunlight

• oxygen, water, sunlight

• sunlight

• water

Tags

NGSS.5-LS1-1

NGSS.5-LS2-1

What is the effect of humans on this food web?

• The population of marlins may be reduced by humans consuming too many red elderberry.

• Competition among humans, marlens, and bears may reduce food availability for the porcupine.

• Human consumption of the salmon may reduce food sources for the grizzly bear.

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

What role do plants play in the flow of energy within an ecosystem?

• consumers

• decomposers

• herbivores

• producers

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Plants absorb energy from water and minerals in the ground.

• True

• False

Tags

NGSS.MS-LS1-6

What is photosynthesis?

• The process plants use to convert the sun's energy into food used for growth and development.

• Plants make most of their energy during the night so that they can use it during the day.

• Plants make most of their energy by breaking down food that is produced by other organisms.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The snake in this food chain is a

• producer

• primary consumer

• secondary consumer

Tags

NGSS.MS-LS2-3

The rabbit, field mouse, and the deer are all

• producer

• primary consumer

• secondary consumer

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Animals that eat both plants and animals

• herbivore

• carnivore

• omnivore

Animals that eat other animals

• herbivore

• carnivore

• omnivore

Tags

NGSS.MS-LS2-2