04/02/24 Foodchains, Webs, Pyramid Test

A diagram of a pond food chain is provided. Which organism in the food chain is a primary consumer?

• Beetle

• Plant

• Catfish

• Hawk

In any habitat, which group of organisms provides the primary source of energy for all other organisms?

• Producers

• Primary consumers

• Secondary consumers

• Decomposers

Tags

NGSS.MS-LS2-3

In the energy pyramid diagrams pictured here, the width of the level represents available energy provided by organisms at that level. Which one most accurately represents the correct distribution of energy?

• Diagram A

• Diagram B

• Diagram C

• Diagram D

Tags

NGSS.MS-LS2-3

In a food web, primary consumers get their energy by -

• engaging in photosynthesis.

• breaking down dead organisms.

• eating other primary consumers.

• eating organisms known as producers.

Tags

NGSS.MS-LS2-3

Which of the following would get its energy from a primary consumer, and when eaten, transfers the energy to a top predator?

• The Sun

• A producer

• A carnivore

• A herbivore

Tags

NGSS.MS-LS2-3

A food web for a grassland ecosystem is shown. Which of the organisms listed in the food web gets its energy by eating primary consumers?

• Grasses

• Rabbits

• Deer

• Mountain lion

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

A food web diagram is provided. Which of the following organisms depends directly on primary consumers for its energy?

• Grasshopper

• Acacia trees

• Impala

• Monkey

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Considering a marine ecosystem, which of the following organisms is considered a secondary consumer?

• Phytoplankton

• Zooplankton

• Shark

• Seal

Tags

NGSS.MS-LS2-3

Which of the following best describes the role of decomposers in an ecosystem?

• They produce their own food through photosynthesis.

• They consume primary consumers.

• They break down dead organisms and recycle nutrients.

• They are the primary source of energy in an ecosystem.

Tags

NGSS.MS-LS2-3

In a forest ecosystem, which of the following would be considered a producer?

• Wolf

• Oak tree

• Eagle

• Salmon

Tags

NGSS.MS-LS2-3