Green plants capture sunlight and convert it into which form of energy?

What is the function of digestive enzymes?

Which enzyme or substance is responsible for the conversion of milk into curd?

What are the factors needed for maintaining the direction of diffusion in plants?

$(a)$ Bile does not contain any digestive enzyme,yet it is important for the digestion of food. Why?
$(b)$ Name the products formed after the complete digestion of carbohydrates,proteins,and fats in the small intestine.

The inner lining of the stomach is protected from hydrochloric acid by which of the following? Choose the correct one.