The correct answer is [A] (ii) and (iv).‘A’ represents the diaphragm. During inhalation, it flattens and helps the chest cavity to become larger, allowing air to enter the lungs. It doesn’t decrease residual volume.
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The correct answer is [B] Hydrochloric acid, Pepsin, Mucus. In the human alimentary canal, gastric glands of the stomach secrete hydrochloric acid to kill germs, pepsin to digest proteins, and mucus to protect stomach lining.
The correct answer is (B) maintaining posture, balancing the body, coordinating voluntary movements.The cerebellum controls balance, posture, and smooth coordination of voluntary muscles, ensuring precise and coordinated body movements. CBSE Sample Paper Class 10 Science 2025-26 Tiwari Academy provides CBSE Class ...
The correct answer is (C) starch into simple sugars. Saliva contains salivary amylase, an enzyme that begins the digestion of starch into maltose (simple sugars). Less saliva reduces this conversion, slowing down carbohydrate digestion in the mouth. class 10 science half ...
The correct answer is (C) starch into simple sugars.Saliva contains salivary amylase, an enzyme that begins the digestion of starch into maltose (simple sugars). Less saliva reduces this conversion, slowing down carbohydrate digestion in the mouth. class 10 science half ...