Populations Trophic Energy Levels

A group of the same species of organisms would best be known as a _______________________.

• population

• community

• ecosystem

• biome

Which type of organisms would be found in trophic level 2?

• Top Consumers

• Secondary Consumers

• Producers

• Primary Consumers

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

If a primary consumers have 650 kcals of energy available to them in the producers they eat, how many kcals of energy make it into the primary consumer trophic level?

• 6.5

• 65000

• 650

• 65

Tags

NGSS.MS-LS2-3

An owl eats a rat that lived in an ecosystem where there was 2,800 kcals of energy in the insect population that the rat consumed. How many kcals would transfer to the trophic level the owl is in?

• 28

• 280

• 2,800

• 28,000

Tags

NGSS.MS-LS2-3

What would be the food source for organisms found in level 3?

• Producers

• Primary Consumers

• Secondary Consumers

• Tertiary Consumers

A hawk eats a mouse that lived in an ecosystem where there is 10,000 kcals of energy in the insect population the mouse consumes. How much energy, in kcals, moves up to the trophic level the hawk is in?

• 1 kcals

• 10 kcals

• 100 kcals

• 1000 kcals

Tags

NGSS.MS-LS2-3

A community interacting with non-living things is best described as __________________________.

• a community

• a biome

• a biosphere

• an ecosystem

Tags

NGSS.MS-LS2-3

An example of an organism that would be found in level 4 would be _____________________.

• a grasshopper

• a green bean

• a hawk

• a black phoebe

Tags

NGSS.MS-LS2-2

The organisms in level 1 are known as __________________.

• producers

• primary consumers

• secondary consumers

• tertiary consumers

Which of the following best describes a community?

• A group of the same species in the same location at a given time.

• Different species groups in the same location at a given time

• All of the biomes of the planet interconnected.

• A single individual organism.

Tags

NGSS.MS-LS2-2