Ecology

What is the correct order for this food chain?

• Owl, Mouse, Grasshopper, Grass

• Grass, Mouse, Owl, Grasshopper

• Grass, Owl, Grasshopper, Mouse

• Grass, Grasshopper, Mouse, Owl

Tags

NGSS.MS-LS2-3

Place the levels of environment in the correct order.

• biome, biosphere, population, organism, ecosystem,community

• organism, ecosystem, biosphere, population, community, biome

• organism, population, community, ecosystem, biome, biosphere

• population, community, organism, biome, ecosystem, biosphere

How much energy is transferred between trophic levels?

• 25%

• 20%

• 10%

• 90%

Tags

NGSS.HS-LS2-3

NGSS.HS-LS2-4

All of the living and nonliving things in an area that interact with each other are called a/an ______.

• community
• habitat
• population
• ecosystem

Tags

NGSS.MS-LS2-3

The amount of energy that usually transfers from one trophic level to the next...

• 10%
• 20%
• 80%
• 50%

Tags

NGSS.MS-LS2-3

Barnacles are animals that cannot move. In order to get food, they attach to whales and catch any floating plankton in the water. The whale is neither helped nor harmed in the interaction. What type of symbiosis is this?

• Mutualism

• Commensalism

• Parasitism

• Neutralism

Tags

NGSS.MS-LS2-2

In the wild, some alligators gets their teeth cleaned by birds. The birds gets their food from the alligators' teeth.

What type of symbiosis is this?

• Mutualism

• Commensalism

• Parasitism

• Neutralism

Tags

NGSS.MS-LS2-2

What is this picture describing?

• It is describing natural selection.

• It is describing direct competition between flamingos and ducks.

• It is describing abiotic factors of the tundra.

• It is describing the niche of each bird.

Tags

NGSS.MS-LS2-2

What may happen if the snowshoe hare was removed from the food web pictured?

• The insects in the habitat would increase.
• The shrew population would decrease due to being only hawk food source.
• The willow tree population would decrease.
• Foxes would dies due to no food source. 

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

In the energy pyramid here, how much of the energy in the producers gets passed to the herbivores?

• 10%
• 20%
• 80%
• 90%

Tags

NGSS.MS-LS2-3