What helps to build a strong body and prevents disease?

The end product of composting of kitchen waste, garden trash etc, that forms the manure is:

The process in which reusable materials are remade into either the same product or new product.

The waste water from households, restaurants, industries and all other places is:

Body-building food or nutrient is:

You need sleep to:

An essential thing of good health practice.

Lack of intake of nutrients can cause:

The immediate help given to the victim before taking him to the hospital is:

Dietary fibres that may not get digested in your digestive system is known as: