DNA coiled twice around the histone

Sindhu is the cross between:

Which one of the following type of fertilizers has Uranium-238 contamination?

Regeneration of whole plant from callus and suspension cultures in the nutrient medium is 

The system of growing same crop on same land year after year is known as: 

What is the primary function of a flywheel in agricultural engines?

Which of the following options help in decomposition of organic matter in submerged soil?

The main purpose of a farmer is ...................................?

Short term credit is usually for a period of ranging up to:

Which of the following is not required for photosynthesis?

Fresh water fishery accounts for……………….% of total production in India