GK
BIOLOGY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is common to whale, seal and shark?
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Seasonal migration
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Homeothermy
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Convergent evolution
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Thick subcutaneous fat
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Explanation:
Detailed explanation-1: -Whales, seals, and sharks have a single tail fin which is used for propulsion. These similar methods in whales, seals, and sharks for locomotion are examples of convergent evolution.
Detailed explanation-2: -Similarities between whales and sharks are largely superficial and result from their common aquatic habitat, not from their descent from a common ancestor.
Detailed explanation-3: -So, the correct answer is option (c) ‘Convergent evolution’.
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