Easy Science Class 9 Level 16

Why are capillaries important?

Capillaries क्यों महत्वपूर्ण हैं?

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Correct Answer

A. substances exchange के लिए / For exchange of substances

Explanation

Step 1: Identify the concept: this is blood circulation. Step 2: Thin walls of capillaries help exchange gases nutrients and wastes between blood and tissues. Step 3: Remember capillary equals exchange vessel.

Step 1: concept पहचानें: यह blood circulation है। Step 2: Capillaries की thin walls blood और tissues के बीच gases nutrients और wastes exchange में मदद करती हैं। Step 3: Capillary equals exchange vessel याद रखें।

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