Food web of a grassland ecosystem

A food web of a grassland ecosystem is shown. Which organisms rely on producers only for food source?

• Snakes and hawks

• Rabbits and lizards

• Mice and snakes

• Grasshoppers, Rabbits and Mice

Tags

NGSS.MS-LS2-2

The foot of a hawk and the foot of a chicken are shown. The difference between the shapes of their feet is most likely associated with the —

• predators that hunt them

• climate in which they live

• way they get their food

• distance they can fly

Tags

NGSS.MS-LS4-2

Which statement explains why one organism is better adapted to the removal of the tall trees?

• The fungi are better adapted because they have spores that grow better in the dark.

• The ferns are better adapted because they have strong root systems.

• The fungi are better adapted because they can get energy from decaying trees.

• The ferns are better adapted because they get energy from the sun.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

The table shows characteristics of two different types of birds that live in similar forest environments. Which statement explains an advantage of a bone in the macaw's tongue that the hornbill does NOT need?

• It helps macaws catch and chew small mammals and crustaceans.

• It helps macaws break open and eat tropical fruits and nuts.

• It helps macaws make large holes in trees to reach insects to eat.

• It helps macaws swallow whole prey.

An overpopulation of buzzards ate all of the snakes. Use the food web to write a 2 minute reflection about how this change will affect the ecosystem. Remember to discuss which populations will increase and which populations will decrease.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Identify the nature of the past environment based on the fossil model.

Tags

NGSS.MS-LS4-1

What's your evidence if an invasive species would take over an ecosystem?

Tags

NGSS.MS-LS2-2

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Butterflies have very long, tubelike tongues. Hummingbirds have very long tongues. Which statement best describes why butterflies and hummingbirds both have long tongues?

• Butterflies and hummingbirds both migrate.

• Butterflies and hummingbirds are attracted to brightly colored flowers.

• Butterflies and hummingbirds eat the same food.

• Butterflies and hummingbirds have the same predators.

Tags

NGSS.MS-LS2-1

A food web of a grassland ecosystem is shown. Which organisms rely on energy directly from a hervivores?

• Snakes and hawks

• Rabbits and lizards

• Lizards, hawks and snakes

• Grasshoppers and lizards

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3