The food substances which get oxidised easily can be kept for longer duration by adding

Malnutrition leads to lack of which?

How many 'canine teeth' does an adult human have?

In those alcohol tragedies that result in blindness etc., the harm factor is-

Which is the most important organ of the plant in terms of life cycle?

In the following that is not related to gases low.

By which instrument the purity of milk is measured?

Which of the following non-metals are in liquid state at room temperature?