Chapter 2: Characteristics for dichotomous key

Give one characteristic for the animal

• With beak

• Breath through gills

• Cold blooded

• With feather

• With wings

Which animal(s) can be described as “breath through gills”

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Which of the following cannot be used in dichotomous key

• Mammals/Reptiles

• With legs / Without legs

• Can swim/ Cannot swim

• Live on land / Live in water

The following description describes which animal?

Have feathers, lay eggs, cold blooded

• Salmon

• Whale

• Bat

• Monkey

• Penguin

The following description describes which animal?

With wings, give birth, warm blooded

• Salmon

• Whale

• Bat

• Monkey

• Penguin

The following description describes which animal?

Lay eggs, cold blooded

• Salmon

• Whale

• Bat

• Monkey

• Penguin