GATE XE branch:xe PYQs & Answers — Page 87

Questions 861–870 of 1772. Imported answers require independent review unless marked reviewed.

Topic practice 1772 questionsPage 87 of 178

The radius of a centrifuge bowl is 0.1 m and is rotating at 850 revolutions per minute. The centrifugal force developed in terms of gravity force (g-force) is ________ (round off to two decimal places).

Given: Acceleration of gravity (g) = 9.81 m s

and π = 3.14

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

In a canning industry, the total process time (F

) was calculated as 3 min. If each can contains 20 spores having decimal reduction time of 1.6 min, the probability of spoilage would be ______ in 100 cans (round off to the nearest integer).

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Match the edible oil refining stages given in Column I with their respective functions in Column II

Column I Column II

P. Degumming 1. Separation of waxes Q. Neutralization 2. Remove of pigments R. Bleaching 3. Remove of phosphates S. Winterization 4. Remove of free fatty acids

Your answerChoose one option.

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

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

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

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

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Make the correct pair of food packaging technology given in Column I with operating principle or description in Column II.

Column I Column II P. Aseptic packaging 1. Control of the concentration of O₂ and CO₂ inside the package Q. Active packaging 2. Create a skin tight package wall R. Modified atmosphere packaging 3. Independent sterilization of food and packaging material and packing under sterile environment S. Vacuum packaging 4. Makes non-passive contribution to product development

Your answerChoose one option.

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

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

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

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

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Which of the following is not a caramel flavour producing compound?

Your answerChoose one option.

3-Hydroxy-2-methylpyran-4-one

2H-4-Hydroxy-5-methylfuran-3-one

3-Hydroxy-2-acetylfuran

p-Amino benzoic acid

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Match the size reduction equipment in Column I with the method of operation in Column II.

Column I Column II P. Hammer mill 1. Compression Q. Burr mill 2. Impact R. Crushing rolls 3. Cutting S. Rotary knife 4. Attrition

Your answerChoose one option.

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

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

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

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

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Most commonly used refrigerant in direct immersion freezing of food is

Your answerChoose one option.

Monochlorodifluoromethane

Dichlorodifluoromethane

Liquid nitrogen

Freon

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Which among the following are ω-6 poly unsaturated essential fatty acids?

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

18:2 Linoleic acid

18:3 α-Linolenic acid

18:3 γ-Linolenic acid

20:4 Arachidonic acid

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Which among the following statements are true with respect to protein denaturation?

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

There may be an increase in α-helix and β-sheet structure

It is an irreversible process

When fully denatured, globular proteins resemble a random coil

The peptide bonds are broken

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Identify the correct pair(s) of milling equipment and the grain for which it is used.

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

Mist polisher–Rice

Break roll–Wheat

Rubber roll–Pigeon pea

Beall degerm–Maize

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

GATE XE branch:xe PYQs

Question 139

Question 140

Question 141

Question 142

Question 143

Question 144

Question 145

Question 146

Question 147

Question 148