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Assertion : Birds have one ovary. Reason : This reduces the body weight for flight.A. If both the assertion and the reason are true and the reason is a correct explanation of the assertionB. If both the assertion and reason are true but the reason is not a correct explanation of the assertionC. If the assertion is true but the reason is falseD. If both the assertion and reason are false |
Answer» Correct Answer - A Birds have many adaptatons for flight. They have pneumatic bones and only one ovary which reduces the body weight. |
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