A

The populations of which organisms will most likely increase as a result of a disease that suddenly reduced the population of Texas horned lizards?

• Grasses and ants

• Ants and grasshoppers

• Grasshoppers and Texas Cottonmouths

• Texas cottonmouths and red shouldered hawks

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which statement provides the best explanation for the difference in biomass of organisms found at each trophic level?

• Organisms at higher trophic levels have less energy available to them than organisms at lower trophic levels.

• Organisms at higher trophic levles require smaller habitats than organisms at lower trophic levels.

• Organisms at lower trophic levels provide less energy than organisms at higher trophic levels.

• Organisms at lower trophic levels outcompete organisms at higher trophic levels.

Tags

NGSS.MS-LS2-3

Based on the energy flow between trophic levels in an energy pyramid, how much energy would be expected to be found at the secondary consumer level in this energy pyramid?

• 100 Joules

• 500 Joules

• 1,000 Joules

• 50 Joules

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which letter represents amplitude? (a)  

• A

• B

• C

• D

• E

Tags

NGSS.MS-PS4-1

What level of organization does this image show?

• community

• organism

• population

• biosphere

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

When constructing an energy pyramid of a swamp ecosystem, which of these would be placed at the top of the pyramid.

• Grass carp

• American Alligator

• Eastern mud turtle

• Great blue heron

Tags

NGSS.MS-LS2-3

Based on this food web, which organisms are direct sources of energy for secondary consumers?

• aphid, bird, rabbit

• ladybug, fox, dragonfly

• frog, butterfly, berries

• mouse, snake, hawk

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Which organisms are both secondary and tertiary consumers?

• chemosynthetic bacteria and amphipods

• zooplankton and muscles

• ratfish and octopuses

• galatheid crabs and zoarcid fish

Tags

NGSS.MS-LS2-3

What is lost to the environment at each trophic level?

• food sources

• living space for the organisms

• nutrients from soil

• heat

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

In what order are the levels in the diagram?

• population, community, ecosystem

• organism, community, population

• organism, population, community

• ecosystem, population, community