Vision and Light Chapter 1 Review

Animals can have both internal and external structures like gills or a trunk that can help them survive.

• TRUE

• FALSE

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Some animals have special structures that can help sense vibrations in order to find food or stay safe. These structures are called _____________.

• Paws

• Ears

• Whiskers

• Tails

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Some animals have special features that help them find food or stay safe. These features are called ____________.

• Structures

• Teeth

• Habitats

• Environments

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The roots of trees and plants have two main functions. These two main functions are:

• To absorb sunlight and to grow fruit

• to help stabilize it and the absorb nutrients

• to make flowers and to absorb water

• to allow it to bend and to make food

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Animals have the ability to change their environment to meet their survival needs. Which of the following shows this?

• A bird building a nest.

• A prairie dog digging a tunnel.

• A beaver building a dam.

• All of these.

Which of the following is an example of an animal finding shelter in order to survive?

• A monkey swinging on a tree branch.

• a lion hunting a wart hog.

• a lizard crawling under a rock in the desert.

• a bee collecting pollen.

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If the population of an animal that eats eggs and insect larvae goes up, which of the following will happen?

• There will be more eggs and bugs.

• The number of birds and insects in the area will decrease.

• The animals that lay eggs will die.

• The bug population will grow.

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What is the function of this structure: wings?

• to chop

• to fly

• to run

• to eat

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What is the function of this structure: a turtle shell?

• for hunting

• for protection

• for swimming

• for running

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What is the function of this structure: the long, strong teeth of a beaver?

• for cutting down trees and stripping wood

• for scratching an itch

• for swimming through cloudy water

• for hunting animals

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