Unit 2 Review

_____ are organisms that break down dead plants or animals into substances plants need for growth

• decomposers

• producers

• primary consumers

• secondary consumers

Tags

NGSS.MS-LS2-3

______ are organisms that use energy from sunlight to make their own food

• producers

• primary consumers

• decomposers

• secondary consumers

Tags

NGSS.MS-LS1-6

_____ are organisms that eat only producers. They are herbivores.

• primary consumers

• secondary consumers

• tertiary consumers

• quaternary consumers

______ are organisms that eat other animals. _____ are organisms that eat only plants.

• carnivores, herbivores

• herbivores, omnivores

• herbivores, carnivores

• omnivores, carnivores

Tags

NGSS.MS-LS2-2

____ are organisms that eat both plants and animals. ____ are organisms that eat dead organisms in an ecosystem.

• omnivores, detritivores

• carnivores, detritivores

• detritivores, omnivores

• herbivores, detritivores

Tags

NGSS.MS-LS2-2

_____ means an organism that can make its own food and ____ means an organism that has to consume other organisms to gain nutrients and energy.

• autotroph, heterotroph

• heterotroph, autotroph

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

When energy is passed in an ecosystem from one trophic level to the next, only ____ percent of the energy will be passed on.

• 1

• 10

• 100

• 90

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the ultimate source of energy for almost all organism?

• producers

• consumers

• the sun

• bacteria

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Organisms that eat both plants and animals

• herbivores

• omnivores

• carnivores

• autotrophs

Which organism would likely be in the bottom trophic level of this food chain?

• algae

• tuna

• small fish

• shrimp

Tags

NGSS.MS-LS2-3