ES Unit 2 Review

Which organism in figure 1 contains the most available energy?

• plants
• mountain lions
• hawks
• none of the above

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

In the energy pyramid below, which organism has the least amount of energy available?

• Producers
• Herbivores
• Carnivores
• Top Predator

Tags

NGSS.MS-LS2-3

In the energy pyramid here, how much of the energy in each level gets lost as heat or used by the organism for survival?

• 80%
• 90%
• 10%
• 20%

Tags

NGSS.MS-LS2-3

Bears eat a variety of foods including fish, berries, other types of vegetation.  Bears would best be classified as – 

• producers
• herbivores
• carnivores
• omnivores

Snakes eat many types of small mammals including mice and rabbits as well as other lizards.  Snakes would best be classified as a - 

• producers
• herbivores
• carnivores
• omnivores

Which organism in this food chain is a secondary consumer?

• Fish
• Grass
• Grasshopper
• Hawk

Tags

NGSS.MS-LS2-3

One path that energy could take through an ecosystem is called a ________________________.

• Food Web
• Food Chain
• Abiotic Factors
• Biotic Factors

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

An organism that lives by breaking down dead organic matter into simpler parts is a _______________________.

• scavenger
• consumer
• decomposer
• carnivore

Tags

NGSS.MS-LS2-3

Recently, a family of bobcats moved into an area with a large rabbit population. What changes may occur in the ecosystem?

• The rabbit population may increase
• The rabbit population may decrease
• The rabbit population may increase first, then decrease
• The rabbit population will remain the same

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

In the food web shown, the snail would be considered...

• primary consumer
• secondary consumer
• tertiary consumer
• producer

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3