Living Things: Structure and Function OBJECTIVE 2

Rattlesnakes have brown and black patterned scales as shown in the picture below. Why is this useful in their environment?

• The colorful pattern helps them attract prey.

• The light colors absorb heat from the sun.

• The color and pattern camouflages them in the brown sand.

• The pattern helps to scare away their prey.

Tags

NGSS.MS-LS4-4

Nuts with hard shells are one of a bird’s main foods. Which structure helps the birds eat their food?

• brightly-colored feathers

• fast-moving wings

• short, wide feet

• long, sharp beak

A camel has thick hooves and humps that store water. Which environment would this adaptation be most useful for?

• tundra

• grassland

• desert

• rainforest

Tags

NGSS.MS-LS4-4

NGSS.MS-LS2-1

Which of these are structural adaptations? Choose all of the correct answers.

• mimicry (or copycat)

• hibernation

• camouflage

• migration

Which of these is a behavioral adaptation of brown bears that live in Alaska?

• a thick layer of fat under their skin

• hibernating through the winter

• sharp claws and teeth

• a thick fur coat

The round winged katydid is an insect that lives in the prairie.

• The bright color causes competition for food.

• The bright color blends in with the bright flowers in the prairie.

• The bright color absorbs more sunlight so that the insect can make its own food.

• The bright color helps predators to see the katydid in the environment.

Tags

NGSS.MS-LS4-4

NGSS.MS-LS2-4

What structures help frogs move around in water?

• long tongue

• scales

• gills

• webbed feet

How does skin protect animals from danger? Choose all the correct answers.

• It protects the internal organs.

• It lets oxygen and water flow in and out of the animal.

• It provides a barrier to germs.

• It absorbs sunlight.

Colorful feathers help some animals __________.

• get food

• grow

• escape predators

• reproduce

Tags

NGSS.MS-LS4-4

NGSS.MS-LS1-4

Which structure helps some animals fly?

• wings

• fins

• legs

• arms

Tags

NGSS.4-LS1-1