Engineering Sciences
GATE XE discipline:engineering-sciences PYQs
Build your understanding with focused practice from past exam papers.
Questions 681–690 of 1772. Imported answers require independent review unless marked reviewed.
Question 134
Open questionXE-GMCQ1 markNeeds review
Which among the followings is NOT an essential amino acid?
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 135
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The time required for stipulated destruction of a microbial population at a given temperature is
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 136
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Which among the following statements is NOT correct?
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 137
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Which of the following statements is NOT correct?
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 138
Open questionXE-GNAT1 markNeeds review
Calculate the efficiency in percent (rounded off to 1 decimal place) of an oil expeller which yields 37 kg oil containing 5% solid impurities from 100 kg mustard seeds. The oil content of the mustard seed is 38%.
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 139
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Orange juice is packaged aseptically and stored under ambient conditions. The degradation of vitamin C in the juice occurs during storage and it follows first order reaction kinetics. The degradation rate constant is 5.2×10⁻³ day⁻¹. The half-life of vitamin C in days is __________ (in integer).
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 140
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The weight of 10 kg dried cauliflower containing 5% moisture (wet basis) after rehydration is 60 kg. If the fresh cauliflower contained 87% moisture (wet basis), calculate the coefficient of rehydration (rounded off to 2 decimal places).
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 141
Open questionXE-GMCQ2 marksNeeds review
Match the industrial product in Column I with fermentative organism in Column II.
Column I
P. Vinegar
Q. Citric acid
R. Ethanol
S. L-Lysine
Column II
Enterobacter aerogenes
Saccharomyces cerevisiae
Acetobacter aceti
Aspergillus niger
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 142
Open questionXE-GMCQ2 marksNeeds review
Match the enzyme in Column I with its application in food processing/reaction given in Column II.
Column I
P. Chymosin
Q. Thermolysin
R. β-Galactosidase
S. Lipase
Column II
Acyl glycerol restructuring
Lactose hydrolysis
Aspartame synthesis
Cheese manufacturing
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 143
Open questionXE-GMCQ2 marksNeeds review
Identify the Gram +ve bacteria responsible for causing food borne diseases among the followings
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