When did Indian became the member of International

Stem nodulation occurs in green manure crop of:

Weeds are the unwanted/ alien species of plants .Which one of the following weeds is aquatic?

Nuclei contain densely granular region called 

Indigenous germplasm collections in India carry the prefix:

Dropping of seeds in furrow lines in a continuous flow and covering them with soil is called as-

Tungro disease of rice is transmitted by which insect?

ELISA test is done to detect ___

Medium status of organic carbon content (%) of the soil is 

Acharya Jagadish Chandra Bose Indian Botanic Garden is located in

The plant which can tol  water stress ,can survive in dry land areas ,Which crop is most suitable for dryland farming?