40% students (boys + girls) in a science class are boys.

____ is the only design in which principle of local control is not used.

Black cotton soil is best for cotton cultivation because of

Frame-shift mutation is caused by:

The term ‘horticulture’ is derived from the Latin words ‘hortus’ and ‘cultura’. What does ‘hortus’ refer to?

The ‘Learning by Doing’ approach in extension education emphasizes:

Rust and smut fungi belong to:

The main host tree of Eri Silkworm is 

The shortest phase of mitosis cell division is 

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

_______ is the general term for a buying and selling process that is supported by electronic means.