Category: GATE Biotechnology Previous Year Papers with Solutions

Q.5 The difference between the sum of the first 2n natural numbers and the sum of the first odd natural numbers is (A) n2-n (B) n2+n (C) 2n2-n (D) 2n2+n […]

Q.4 Hit by floods, the kharif (summer gown) crops in various parts of the country have been affected. Officials believe that the loss in production of the kharif crops can […]

Q.3 Select the word that fits the analogy: Cover: Uncovers Associate (A) Unassociate (B) Inassociate (C) Misassociate (D) Dissociate This analogy question tests your understanding of prefixes and antonyms in […]

Q.2 Despite a string of poor performances, the chances of K. L. Rahul’s selection in the team are (A) slim (B) bright (C) obvious (D) uncertain The correct answer to […]

Q.1 Rajiv Gandhi Khel Ratna Award was conferred _Mary Kom, a six-time world champion in boxing, recently in a ceremony _the Rashtrapati Bhawan (the President’s official residence) in New Delhi. […]

Q.65 A bacterium produces acetic acid from ethanol as per the following reaction 2CH3CH2OH + 2O2 → 2CH3COOH + 2H2O The thermodynamic maximum yield of acetic acid from ethanol in […]

Q.64 The possible number of SalI restriction sites in a 9 kb double-stranded DNA, with all four bases occurring in equal proportion (rounded off to the nearest integer) is _________. […]

Q.63 A DNA solution of 50 µg mL−1 concentration gives an absorbance of 1.0 at 260 nm. An aliquot of 20 µL from a 50 µL purified plasmid solution is […]

Q.62 Milk flowing through a stainless steel inner tube (40 mm inner diameter) of double tube-type heater is to be heated from 10 °C to 85 °C by saturated steam […]

Q.61 A batch cultivation of E. coli follows zeroth order Monod’s growth kinetics. The cell growth is terminated when the residual dissolved oxygen concentration attains 10% of its saturation value […]