Medium Biology Class 11 Level 1

What is the evolutionary importance of diaphragm in mammals?

Mammals में diaphragm का evolutionary महत्व क्या है?

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Correct Answer

A. यह efficient breathing में मदद करता है / It helps in efficient breathing

Explanation

Step 1: Identify mammalian feature. Step 2: Diaphragm changes thoracic cavity volume and makes breathing more effective. Step 3: Remember diaphragm in mammals.

Step 1: mammalian feature पहचानें। Step 2: Diaphragm thoracic cavity volume बदलकर breathing को अधिक effective बनाता है। Step 3: Mammals में diaphragm याद रखें।

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