Ecosystem

Select an example of a carnivore.

• butterfly

• giraffe

• ladybug

• lion

• Two

• Three

• Four

• Five

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Thomas wants to describe the flow of energy through food chains. Which sequence is correct?

• Sunlight to Consumer to Producer to Decomposer

• Consumer to Sunlight to Decomposer to Producer

• Sunlight to Producer to Consumer to Decomposer

• Decomposer to Consumer to Producer to Sunlight

Tags

NGSS.MS-LS2-3

Which of the following describes how energy moves from a dandelion to a grasshopper?

• From producer to consumer

• From producer to producer

• From consumer to decomposer

• From herbivore to carnivore

Tags

NGSS.MS-LS2-3

Which statement correctly describes the transfer of energy in a food chain in this wetland?

• Energy is transferred from hawks to shrews to grasshoppers to marsh grasses.

• Energy is transferred from marsh grasses to crickets to hawks to frogs.

• Energy is transferred from grasshoppers to crickets to frogs to hawks.

• Energy is transferred from cattails to crickets to shrews to hawks.

Tags

NGSS.MS-LS2-3

Estela knows the tree in her yard is a producer. Which statement is true about producers?

• The tree depends on other organisms for its food.

• The tree needs water, sunlight, and carbon dioxide to make its own food.

• Trees are the last link in a food chain.

• Trees are the last link in most food webs.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Cougars get energy by eating deer and opossums. Opossums get energy by eating fruit and small snakes. Deer get energy by eating grass and shrubs. Snakes get energy by eating insects and small rodents. Which animal is the omnivore?

• cougar

• opossum

• deer

• snake

A science class has an aquarium in which fish and aquatic plants are growing. How is carbon dioxide directly involved in the survival of organisms in the aquarium?

• The fish must absorb carbon dioxide through their gills for energy.

• Both the plants and the fish need carbon dioxide to make their own nutrients.

• The plants need carbon dioxide to make sugar.

• The plants release carbon dioxide into the water to control the water temperature.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Why is it important for animals to adapt to their environment?

• it makes them happy

• it helps them survive

• it gets them more food

• it makes them healthier

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-4

Which organisms would be affected if the sun burned out?

• producers

• consumers

• decomposers

• all of the above

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4