Which one of the following is not a search engine

Which of the following is the major pest of wheat

Which of the following act as a regulator of agricultural produce market?

The ratio of weight of unit volume of dry soil including pore spaces to weight of an equal volume of water is:

Which of the following is NOT a physical method of food preservation

A form of indigestion marked by excessive accumulation of gas in the rumen. This form of indigestion is termed as

 Photoperiodism is a

Stolon, Runners, suckers are examples of

Which one of the following is NOT a complex carbohydrate:

Soil physical property which cannot be changed of altered is:

Which technique was introduced to address the problem of resistance developing in bollworms against Bt cotton?