Name three improved characteristics of wheat that helped India to achieve high productivity.

Name the methods of plant breeding to develop high yielding varieties or crop improvement.

Name some traditional Indian foods made of wheat, rice and Bengal gram (or their products) which involves use of microbes.

Name any three techniques related to biotechnology that help in early diagnosis of some diseases.

Name the wheat varieties which were introduced all over the wheat growing belt of India and wore high yielding and disease resistant

Two farmers and Ravi cultivates three varieties of grains namely rice, wheat and ragi. If the sale (in ₹) of three varieties of grains by both the farmers in the month of April is given by the matrix. and the May month sale (in ₹) is exactly twice as that of the April month sale for each variety. What is the average sales of the months April and May.

Track of three charged particles in a uniform electrostatic field suggest two particle named 1 and 2 goes towards a positive charge and 3 goes towards the negative charge with high deflection. Give the sign of the three charges which particle has the highest charge to mass ratio .

Two farmers and Ravi cultivates three varieties of grains namely rice, wheat and ragi. If the sale (in ₹) of three varieties of grains by both the farmers in the month of April is given by the matrix. and the May month sale (in ₹) is exactly twice as that of the April month sale for each variety. If the sales continue to increase in the same way in the successive months, what will be sales in the month of August?