Ecology & Interactions

What symbiosis helps both organisms?

• mutualism

• parasitism

• commensalism

• competition

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS3-4

What symbiosis hurts one and helps one?

• Parasitism

• Mutualism

• Commensalism

• Competition

Tags

NGSS.MS-LS4-1

What relationship hurts both organisms?

• Competition

• Parasitism

• Mutualism

• Commensalism

Tags

NGSS.MS-LS1-5

NGSS.MS-LS4-4

A number referring to where an organism gets energy on the food chain

• herbivore

• trophic level

• food web

• level of organization

Tags

NGSS.MS-LS2-3

Feeds on plants and animals

• omnivore

• herbivore

• carnivore

• producer

an organism that makes its own food for energy

• producer

• secondary consumer

• tertiary consumer

• trophic level

Tags

NGSS.MS-LS2-3

When a mouse (trophic level 2) consumes grass (trophic level 1), how much energy is being transferred between trophic levels?

• 10%

• 20%

• 50%

• 90%

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

There are fewer organisms at the top of the energy pyramid because there is less energy available.

• true

• false

Tags

NGSS.MS-LS2-3

Food webs are made up of ____ food chains.

• multiple

• one

What number shows the "producer"?

• 3

• 2

• 1

• 4

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6