GATE XL kind:question PYQs & Answers — Page 12

Questions 111–120 of 1235. Imported answers require independent review unless marked reviewed.

Topic practice 1235 questionsPage 12 of 124

Water is flowing at 100 litres/min through a pipe with a diameter of 5 cm. Assume the coefficient of viscosity of water to be 0.001 Pa.s and the density to be 1000 kg/m³. The Reynolds number for this flow is ______ (Round off to nearest integer)

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Match the toxins in Column I with their respective sources in Column II.

Your answerChoose one option.

P-1; Q-2; R-3; S-4

P-4; Q-1; R-2; S-3

P-4; Q-3; R-1; S-2

P-1; Q-3; R-2; S-4

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Match the vitamins in Column I with their respective coenzyme forms listed in Column II.

Your answerChoose one option.

P-3; Q-4; R-5; S-2; T-1

P-4; Q-3; R-1; S-5; T-2

P-1; Q-5; R-4; S-2; T-3

P-5; Q-2; R-4; S-3; T-1

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Which one of the following proteins brings about the coagulation of milk in the stomach of calves?

Your answerChoose one option.

Rennin

Alpha-lactalbumin

Beta-lactoglobulin

Lactoferrin

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Match the class of additives used for food preservation listed in Column I with their specific examples in Column II.

Your answerChoose one option.

P-3; Q-4; R-2; S-1

P-4; Q-3; R-1; S-2

P-4; Q-3; R-2; S-1

P-2; Q-3; R-1; S-4

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Match the food items listed in Column I with their respective flavoring agents in Column II.

Your answerChoose one option.

P-1; Q-3; R-2; S-4; T-5

P-3; Q-2; R-1; S-5; T-4

P-4; Q-2; R-5; S-1; T-3

P-3; Q-1; R-2; S-5; T-4

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Vegetable oils resist oxidation and maintain their quality for a long period due to the presence of

Your answerChoose one option.

tocopherols

hydrolytic enzyme such as lipases

microorganisms such as molds and yeast

carbohydrates

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For a given temperature difference between the top and bottom surfaces of a flat metal plate, Fourier’s law of heat conduction implies that

Your answerSelect all correct options. You can choose more than one.

temperature gradient increases with increase in heat transfer area

heat flux is proportional to the thermal conductivity of the metal

heat flux increases with increase in thickness of the metal plate

temperature gradient decreases with increase in thickness of the metal plate

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Xyloigosaccharides can be produced by

Your answerSelect all correct options. You can choose more than one.

hydrolytic degradation of xylan by hydrochloric acid

hydrolysis of starch

enzymatic hydrolysis of lactose

enzymatic hydrolysis of xylan containing lignocellulosic material

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In a α-helix, the R-groups on the amino acid residues

Your answerSelect all correct options. You can choose more than one.

are found on the outside of the helix

participate in the backbone H-bonding that stabilize the helix

allow formation of right-handed helices

allow formation of left-handed helices

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GATE XL kind:question PYQs

Question 111

Question 112

Question 113

Question 114

Question 115

Question 116

Question 117

Question 118

Question 119

Question 120