Internal and External Adaptations

A body part on the outside of an animal that helps it survive is called a(n) _____

• internal structure

• external structure

• organism

• adaptation

One example of a structural adaptation is _______

• An opossum playing dead to avoid being eaten by predators

• Birds migrating to the south for the winter

• A lizard using camouflage to hide and avoid predators

• A bear hibernating for the winter to stay warm

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Which best describes an internal adaptation?

• An animals characteristics

• A plants physical features.

• Structure inside an organism that helps it survive.

• Anything that allows an animal to survive like water and shelter.

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Hollow bones in birds is a perfect example of?

• How birds fly

• How birds find food

• A feature that most other animals also have.

• An internal adaptation that allows bird to survive.

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Why are the gills of the fish an internal adaptation?

• The gills don't help the fish eat so they are considered an external adaptation.

• Gills allow the fish to swim faster and stronger

• The gills are within the fish and allows the fish to survive as they capture oxygen from the water.

• Gills are not considered an adaptation

What internal adaptation do plants have that allow the transportation of water?

• Leaves

• Petals

• Root

• Xylem

Why would different organisms have different types of bones?

• That is the way organisms are made to help reproduce.

• There is no real reason why organisms have different types of bones.

• Penguins have heavy bones and birds have light bones because they are different kinds of bird species.

• The different internal structures allows the organism to survive in its environment.

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Which internal structure is important to fish in order to survive?

• Gills

• Fins

• Eyes

• Scales

What can we hypothesize about organisms that live in the water that do not have gills?

• They will die due to drowning.

• They have another adaptation that allows them to breathe and therefore survive in the water.

• Those organisms don't exist.

• All of the above

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What is an example of an external adaptation in animals?

• A) The thick fur of a polar bear

• B) The ability of a chameleon to change color

• C) The hollow bones of a bird

• D) The gills of a fish