Energy in Ecosystems and Food Chain

What is the main source of energy for producers in an ecosystem?

• Water

• Sun

• Soil

• Air

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Producers are also known as ________ because they harness energy from the sun.

• autotrophs

• heterotrophs

• decomposers

• carnivores

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Label this food chain

c

d

b

e

a

producer

primary consumer

secondary consumer

decomposer

sun

The top of the food chain is occupied by the ________ predator.

• apex

• secondary

• herbivore

• primary

An omnivore is both a herbivore and a carnivore.

• True

• False

According to the energy pyramid, which group has the largest population?

• Tertiary Consumers

• Secondary Consumers

• Primary Consumers

• Producers

Tags

NGSS.MS-LS2-3

In the energy pyramid, if the combined energy of producers is 12000Kj ________Kj will be present on the tertiary level.

• 12,000,000

• 12000

• 120

• 6,000

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which level in the energy pyramid receives the least amount of energy?

• Producers

• Primary Consumers

• Secondary Consumers

• Tertiary Consumers

Tags

NGSS.MS-LS2-3

Match the following levels of organization with their correct example:

• Population

• Caterpillars, frog, bee, sun, and water

• Ecosystem

• Caterpillars, frog, and bee

• Organism

• One caterpillar

• Community

• Several caterpillars

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

In the relationship between a tick and a dog, what type of symbiosis is represented?

• Parasitism

• Mutualism

• Commensalism

• Predation