Classifying Animals

What does it mean to classify animals?

• to capture it for scientific research 
• to put into a group with other animals that are similar
• to release it into the wild
• to study it in its natural environment

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Animals that began their life in water, but live most of it on land are

• mammals
• amphibians
• reptiles
• birds

Which best describes the animal in the picture above?

• Reptile

• Amphibian

• Mammal

• Bird

I have two legs and two wings. I lay eggs. I am covered with feathers. What am I?

• Fish

• Mammal

• Amphibian

• Bird

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What is one thing all animals have in common?

• All animals have fur
• All animals breathe through lungs
• All animals can walk
• All animals eat other organisms for food

Which of the following BEST describes a mammal?

• Cold blooded and has scales.

• Has hair on body, warm blooded, breathes with lungs.

• Born in the water and breathes through gills.

Mammals, birds, fish, reptiles, and amphibians are all ____________

• invertebraes 
• vertebraes 

A cold-blooded organisms take on the temperatures of their environments

• false
• true 

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Which vertebrae does not reproduce by laying eggs? 

• mammals
• fish 
• birds 
• amphibians 

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Which class of vertebrates has soft, moist skin that can absorb oxygen and water?

• Reptiles
• Mammals
• Fish
• Amphibians

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