FC-CBSE-10-S-C5

Front

The four main life processes are Nutrition, Respiration, Transportation and ________.

Back

Excretion

These are the fundamental activities that maintain life. Nutrition provides energy, respiration releases it, transportation distributes materials, and excretion removes wastes

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Cell organelle which is the site of photosynthesis is____

Back

Chloroplast.

Chloroplasts contain chlorophyll, the green pigment that captures sunlight energy to convert CO₂ and water into glucose.

Front

The enzyme in saliva that breaks down starch is____

Back

Salivary Amylase.

This enzyme chemically digests starch (a complex carbohydrate) into simpler sugars like maltose, starting the process in the mouth itself.

Front

The role of HCl in the stomach is to Kill bacteria and activate ______

Back

pepsin

The acidic environment (pH 1-2) destroys most germs in food and provides the ideal condition for the enzyme pepsin to break down proteins.

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