Extra number of which chromosome is responsible for

Which of the following scientist proved that air and water were the primary sources of C, H, and O in plant tissue? 

Amount of water transpired by the crop to produce unit amount of dry matter is called _____

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

Milk tastes sour when kept in the open for sometimes due to the formation of-

Emergence of inflorescence (panicle) in sugarcane is referred as:

Prosopis cinerea and Cenchrus ciliaris are good fodder tree + grass combination for

Dehaulming in potato is done by which chemical?

What is the name of the auditory sense organ found in insects that detects sound and is comparable to the human ear?

Pradhan Mantri Krishi Sinchai Yojana (PMKSY) was launched in the year___

Under BPKP the financial assistances were provided for 3 years @ Rs. ______