Energy Flow for Ecosystems

Which type of organism creates all usable food energy on Earth?

• consumers

• decomposers

• heterotrophs

• producers

Tags

NGSS.MS-LS1-6

What are the roles of decomposers?

• Break down waste and dead organisms.

• Recycle nutrients in the environment.

• Convert sunlight into food energy,

• Provide oxygen.

Tags

NGSS.5-LS2-1

Which of these organisms eat ONLY plants?

• omnivore

• carnivore

• herbivore

• producer

Which organism eats BOTH plants and animals?

• herbivore

• carnivore

• producer

• omnivore

Which organism eats ONLY meat?

• herbivore

• carnivore

• omnivore

• producer

If the plankton contain 100,000 kcal of energy, about how much energy will the manta ray obtain from eating the starfish?

• 10,000

• 1,000

• 100

• 10

Tags

NGSS.MS-LS2-3

Which organism has the most available energy?

• kelp

• horn shark

• elephant seal

• kelp crab

Tags

NGSS.MS-LS2-3

Which organism is a carnivore?

• lion

• giraffe

• elephant

• bear

Tags

NGSS.MS-LS2-4

Which organism (like worms) adds nutrients to the soil?

• producer

• consumer

• decomposer

• autotroph

Tags

NGSS.MS-LS2-3

What would most likely happen if the kangaroo rats were killed off and removed from the food chain?

• # of cactus plants increase

• # snakes would increase

• # of foxes unaffected

• # of cactus plants unaffected

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4