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    Question

    Which one among the following statements is not true for

    Mammals?
    A They possess hair on the body. Correct Answer Incorrect Answer
    B Some of them lay eggs. Correct Answer Incorrect Answer
    C Their heart is three chambered Correct Answer Incorrect Answer
    D Some are aquatic. Correct Answer Incorrect Answer

    Solution

    Characteristics of mammals: • They are vertebrates (which means they have a backbone or spine). • They regulate their own body temperature which allows them to live in almost every climate on Earth. • Have hair on their bodies. • Produce milk to feed their babies. • Four chambered heart: two atria and two ventricles (bird and mammal) 

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