Ecosystems & Ecology Review

All organisms that live in a particular place and the physical aspects of that place make up a(n)...

• ecosystem

• habitat

• community

• food chain

Animals that feed on plants are at least in which of the following?

• first trophic level

• second trophic level

• third trophic level

• fourth trophic level

Grizzly bears, snakes, and worms can be members of the same...

• species

• trophic level

• ecosystem

• none of the above

Tags

NGSS.MS-LS2-2

The dry weight of tissue and organic matter in an ecosystem.

Tags

NGSS.HS-LS2-4

All organisms that live in a particular place and the physical aspects of that place make up a(n)...

• ecosystem

• habitat

• community

• food chain

These release nutrients back to the environment to be recycled by other organisms.

Tags

NGSS.MS-LS2-3

The number of species living in an ecosystem is referred to as...

• succession

• biodiversity

• the food chain

• productivity

Tags

NGSS.MS-LS2-5

Organisms that can produce their own source of food are called...

• heterotrophs

• omnivores

• autotrophs

• herbivores

Organisms that are unable to make their own food are called...

• autotrophs

• heterotrophs

• homeotrophs

• heterovores

Which of the following are producers in the food web?

• Phytoplankton and seaweed

• Phytoplankton and zooplankton

• Squid and Elephant Seal

• Seaweed and Crabs

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3