Adaptations, Structure and Function

Many animals hibernate during the winter. During the winter they spend most of the time sleeping. This behavior is an adaptation that helps animals by –

• allowing them to avoid harsh sun and rains

• building strong muscles for fighting enemies

• conserving energy when food is hard to find

• making them easy for predators to see

Tags

NGSS.MS-LS2-1

Which adaptation of a cactus allows it to prevent water loss in dry desert conditions?

• Shallow roots that spread out very widely

• Bright flowers that attract insects

• Waxy outer covering on stems

• None of these

Which of the following describes a behavioral adaptation instead of a structural adaptation

• being nocturnal to avoid extremely hot day time temperatures

• having a sharp beak and talons to devour prey

• using webbed feet and paddle tail to propel through water

• having long eyelashes that prevent sand from entering the eye

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NGSS.MS-LS1-4

Some bears have thick layers of fat and fur that help to keep them warm. These adaptations are best suited to an environment that is –

• dry

• cold

• dark

• windy

All of the following would be adaptations that would be an advantage in a hot, dry desert habitat EXCEPT –

• being active at night

• getting water from plants

• hunting other animals

• digging burrows underground

Tags

NGSS.MS-LS4-4

NGSS.MS-LS2-1

An inherited trait that increases an organism's chance of surviving and reproducing.

• variation

• adaptation

• vestigial structure

• mutation

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NGSS.MS-LS4-4

What structure on Tiktaalik links fish to humans?

• gills

• limbs

• embryos

• brain

Tags

NGSS.MS-LS4-2

When an organism of a species is born with a variation in a trait that gives it an advantage in its environment, we call that trait an adaptation.

• true

• false

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NGSS.MS-LS4-4

When an organism of a species has an adaptation, it will compete for resources better, survive longer and pass that adaptation on to it's offspring. This process is called

• evolution by natural selection

• artificial selection

• inbreeding

• outbreeding

Tags

NGSS.MS-LS4-4

When an organism has a trait that allows it to blend in with its environment, we call that ____.

• mimicry

• camouflage

• lucky

• sonic hedgehog gene