C

Thousands of years ago, Earth experienced an ice age where temperatures were extremely cold. What is a likely result of that ice age?

• There was no major change in the environment.

• Plants and animals adapted for warm climates survived and reproduced.

• Plants and animals adapted for cold climates survived and reproduced.

• Plants and animals adapted for cold climates likely died off.

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NGSS.MS-LS2-4

NGSS.MS-LS4-4

After a volcanic eruption, a large area is covered in a new layer of solid rock. Which of these will be the first to appear on the new rock?

• several inches of dirt

• moss and lichens

• bushes and smaller trees

• large trees

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NGSS.MS-LS2-1

Why does secondary succession occur so much more quickly than primary succession?

• Because they both end up having tall trees

• Because secondary succession already has dirt

• Because weeds usually arrive before bushes

• Because primary succession already has dirt

Natural selection means that...

• organisms that are adapted to survive will reproduce and pass their traits to their offspring.

• most organisms will go extinct.

• the least useful traits are usually passed on to offspring to help them survive.

• organisms that are not adapted to survive will reproduce and pass their traits to their offspring.

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NGSS.MS-LS4-4

List the steps of the scientific method

d

e

f

c

b

a

Analyze results

Form a hypothesis

Ask a question

Conduct experiment

Communicate results

Draw conclusions

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NGSS.MS-PS2-2

A fire burned down much of a forest, leaving a layer of ashes across the ground. The ashes have nutrients that help new trees grow. Not all of the trees died in the forest. The fire is an example of...

• an adaptation.

• competition.

• a short-term change.

• a long-term change.

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NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

A farmer raises chickens to be sold at a nearby grocery store. The store manager told the farmer that the customers want bigger chickens that have more meat on them. The farmer selects the biggest hens to mate with the biggest roosters, hoping that they will pass their traits to the offspring. This is an example of...

• natural selection.

• selective breeding.

• adaptations.

• survival of the fittest.

An illustration and a dichotomous key are given. What is the correct classification for this organism?

• Class Insecta

• Order Amblygygi

• Order Araneae

• Order Scorpiones

What is the difference between biotic and abiotic?

• Biotic are non-living things

• Abiotic are living organisms

• Biotic is life,
  Abiotic is non-living

• Biotic is non-living, Abiotic is living

Which of the following best describes a relationship in this grassland?

• Badgers are top predators because they eat upland sandpipers and beetles.

• A producer-consumer relationship exists between lupines and ants.

• A predator-prey relationship exists between beetles and ground squirrels.

• Upland sandpipers are primary and secondary consumers because they eat grasses and grasshoppers.

Tags

NGSS.MS-LS2-2