Tag: iit jam biotechnology previous year paper PYQ

Q.50 The median of Y in the following data is ________. Serial number 1 2 3 4 5 6 Y 22 12 10 14 16 20   Median of Y […]

Q.49 The decimal reduction time (DRT or D value) of a bacterial culture is one minute. If asuspension of the bacterial culture contains an initial population of 10^6 cells, then […]

Q.48 A compound microscope has its objective with linear magnification of 10. In order to achievea final magnification of 100, the angular magnification of the eyepiece should be ________. The […]

Q.47 The volume (in mL) required to prepare 350 mL of 1X buffer solution from a fifty times(50X) concentrated buffer stock solution is ________. The volume required from the 50X […]

Q.46 In the following reaction, the values of ∆H and ∆S at temperature 25 oC are−13.7 𝑘𝑐𝑎𝑙/𝑚𝑜𝑙𝑒 and −16.0 𝑐𝑎𝑙/(𝐾 ∙ 𝑚𝑜𝑙𝑒), respectively.Cd2+ + 4CH3NH2 → Cd(CH3NH2)42+The value of ∆G […]

Q.45 Consider two particles, each of mass 20 g; the first particle is moving with a speed of 10 m/salong a one-dimensional track in the positive x-direction and collides with […]

Q.44 Truth table of a logic gate is given below:   Input A Input B Output Y 0 0 1 0 1 1 1 1 0 1 0 X The […]

Q.43 Let sin θ cos θ cos θ sin θ and \( A + A^T – 2I = 0 \), where \( A^T \) is the transpose of \( A \) and \( I […]

Q.42 The solution to the integral1202 1y y dy , rounded off to TWO decimal places,is ________. The value of the integral \(\int_{0}^{1} 2y\sqrt{1+y^{2}}\,dy\) rounded to two decimal places is […]

Q.41 The generation time of E. coli is 20 minutes. If there are 106 E. coli present in anexponentially growing synchronous culture, then the average time (in minutes) required toobtain […]