Question

Ice sinks in methanol, but floats on water. From this we can conclude The density of ice in methanol must be different from that in water. The density of water must be less than the density of methanol. The density of ice must be greater than the density of water. The density of methanol must be less than the density of water.

Answer 1

Answer:

Crop production and management is necessary to feed such a large population of India. Increasing risk of diseases, pests, insects and weeds makes it necessary to manage the crop properly to get good yield and quality of crops.