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202
GATE BT 2021 | GA Question: 4
A circular sheet of paper is folded along the lines in the direction shown. The paper, after being punched in the final folded state as shown and unfolded in the reverse order of folding, will look like ________.
A circular sheet of paper is folded along the lines in the direction shown. The paper, after being punched in the final folded state as shown and unfolded in the reverse ...
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203
GATE BT 2021 | GA Question: 5
____________ is to $\textit{surgery}$ as $\textit{writer}$ is to __________ Which one of the following options maintains a similar logical relation in the above sentence? Plan, outline Hospital, library Doctor, book Medicine, grammar
____________ is to $\textit{surgery}$ as $\textit{writer}$ is to __________Which one of the following options maintains a similar logical relation in the above sentence?P...
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205
GATE BT 2021 | GA Question: 7
... $Q$, as a percentage of its marked price, is ___________ $25$ $12.5$ $10$ $5$
$\begin{array}{|c|c|c|c|} \hline \textbf{Items} & \textbf{Cost} & \textbf{Profit} \% & \textbf{Marked Price} \\ & (₹) && (₹) \\ \hline P & 5,400 & \dots & 5,860 \\ \...
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206
GATE BT 2021 | GA Question: 8
There are five bags each containing identical sets of ten distinct chocolates. One chocolate is picked from each bag. The probability that at least two chocolates are identical is _________ $0.3024$ $0.4235$ $0.6976$ $0.8125$
There are five bags each containing identical sets of ten distinct chocolates. One chocolate is picked from each bag.The probability that at least two chocolates are iden...
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209
GATE BT 2021 | Question: 1
Coronavirus genome consists of double-stranded $\text{DNA}$ double-stranded $\text{RNA}$ negative-sense single-stranded $\text{RNA}$ positive-sense single-stranded $\text{RNA}$
Coronavirus genome consists ofdouble-stranded $\text{DNA}$double-stranded $\text{RNA}$negative-sense single-stranded $\text{RNA}$positive-sense single-stranded $\text{RNA...
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211
GATE BT 2021 | Question: 3
Number of unrooted trees in a phylogeny of five sequences is $3$ $15$ $105$ $945$
Number of unrooted trees in a phylogeny of five sequences is$3$$15$$105$$945$
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212
GATE BT 2021 | Question: 4
Which one of the following methods is used to test the significance of a predicted phylogeny? Bootstrap Maximum likelihood Maximum parsimony Minimum evolution
Which one of the following methods is used to test the significance of a predicted phylogeny?BootstrapMaximum likelihoodMaximum parsimonyMinimum evolution
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213
GATE BT 2021 | Question: 5
The Cartesian coordinates $(x,y)$ of a point $A$ with polar coordinates $\left ( 4, \pi/4 \right)$ is $ \left( \sqrt{3}, 2 \sqrt{2} \right ) \\$ $ \left( 2, 2 \sqrt{3} \right ) \\$ $ \left( 2\sqrt{2}, \sqrt{3} \right ) \\$ $ \left( 2 \sqrt{2}, 2 \sqrt{2} \right )$
The Cartesian coordinates $(x,y)$ of a point $A$ with polar coordinates $\left ( 4, \pi/4 \right)$ is$ \left( \sqrt{3}, 2 \sqrt{2} \right ) \\$$ \left( 2, 2 \sqrt{3} \rig...
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214
GATE BT 2021 | Question: 6
The order of genes present in a chromosome is as follows Which one of the following rearrangements represents a paracentric inversion?
The order of genes present in a chromosome is as followsWhich one of the following rearrangements represents a paracentric inversion?
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216
GATE BT 2021 | Question: 8
$\dfrac{d}{dx} \left [ \ln (2x) \right ]$ is equal to $1/2x \\$ $1/x \\$ $1 /2 \\$ $x$
$\dfrac{d}{dx} \left [ \ln (2x) \right ]$ is equal to$1/2x \\$$1/x \\$$1 /2 \\$$x$
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217
GATE BT 2021 | Question: 9
Which one of the following techniques/tools is $\text{NOT}$ used for inserting a foreign gene into a cell? $\text{DNA}$ microarray Electroporation Gene gun Microinjection
Which one of the following techniques/tools is $\text{NOT}$ used for inserting a foreign gene into a cell?$\text{DNA}$ microarrayElectroporationGene gunMicroinjection
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219
GATE BT 2021 | Question: 11
$\text{CRISPR-Cas}$ system is associated with adaptive immunity in eukaryotes adaptive immunity in prokaryotes innate immunity in eukaryotes innate immunity in prokaryotes
$\text{CRISPR-Cas}$ system is associated withadaptive immunity in eukaryotesadaptive immunity in prokaryotesinnate immunity in eukaryotesinnate immunity in prokaryotes
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220
GATE BT 2021 | Question: 12
The process by which intracellular macromolecules are supplied for lysosomal degradation during nutrient starvation is apoptosis autophagy phagocytosis pinocytosis
The process by which intracellular macromolecules are supplied for lysosomal degradation during nutrient starvation isapoptosisautophagyphagocytosispinocytosis
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222
GATE BT 2021 | Question: 14
A protein without its prosthetic group is known as apoprotein hemoprotein holoprotein lipoprotein
A protein without its prosthetic group is known asapoproteinhemoproteinholoproteinlipoprotein
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223
GATE BT 2021 | Question: 15
The enzyme which adds phosphate group to the free $5’$ terminus of a $\text{DNA}$ sequence is adenosine kinase alkaline phosphatase polynucleotide kinase terminal deoxynucleotidyl transferase
The enzyme which adds phosphate group to the free $5’$ terminus of a $\text{DNA}$ sequence isadenosine kinasealkaline phosphatasepolynucleotide kinaseterminal deoxynucl...
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224
GATE BT 2021 | Question: 16
Which one of the following is $\text{CORRECT}$ about microbial growth medium? Luria-Bertani broth is a synthetic medium Nutrient broth is a defined medium Sabouraud dextrose agar is a differential medium Trypticase soy agar is a complex medium
Which one of the following is $\text{CORRECT}$ about microbial growth medium?Luria-Bertani broth is a synthetic mediumNutrient broth is a defined mediumSabouraud dextrose...
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225
GATE BT 2021 | Question: 17
The cellular process which utilizes $\text{RNA}$-induced silencing complex to block gene expression is $\text{RNA}$ editing $\text{RNA}$ interference $\text{RNA}$ polyadenylation $\text{RNA}$ splicing
The cellular process which utilizes $\text{RNA}$-induced silencing complex to block gene expression is$\text{RNA}$ editing$\text{RNA}$ interference$\text{RNA}$ polyadenyl...
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226
GATE BT 2021 | Question: 18
Which of the following layer(s) is/are formed from the inner cell mass of the blastocyst? Ectoderm Endoderm Mesoderm Trophectoderm
Which of the following layer(s) is/are formed from the inner cell mass of the blastocyst?EctodermEndodermMesodermTrophectoderm
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227
GATE BT 2021 | Question: 19
Which of the following cell organelle(s) is/are surrounded by a single phospholipid membrane? Golgi apparatus Lysosome Mitochondria Nucleus
Which of the following cell organelle(s) is/are surrounded by a single phospholipid membrane?Golgi apparatusLysosomeMitochondriaNucleus
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228
GATE BT 2021 | Question: 20
The sum of the infinite geometric series $1 + 1/3 + 1/3^2+ 1/3^3+ \dots$ (rounded off to one decimal place) is ___________
The sum of the infinite geometric series $1 + 1/3 + 1/3^2+ 1/3^3+ \dots$ (rounded off to one decimal place) is ___________
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229
GATE BT 2021 | Question: 21
Three balls, colored in blue, green and red, are successively transferred from box $A$ to box $B$ in the order $\text{BLUE-GREEN-RED.}$ The probability of a reverse transfer of the balls to the box $A$ in the same order (rounded off to two decimal places) is ____________
Three balls, colored in blue, green and red, are successively transferred from box $A$ to box $B$ in the order $\text{BLUE-GREEN-RED.}$ The probability of a reverse trans...
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230
GATE BT 2021 | Question: 22
Decimal reduction time of a bacterial strain is $20 \textit{ min}$. Specific death rate constant in $\textit{min}^{-1}$ (rounded off to two decimal places) is ___________
Decimal reduction time of a bacterial strain is $20 \textit{ min}$. Specific death rate constant in $\textit{min}^{-1}$ (rounded off to two decimal places) is ___________...
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231
GATE BT 2021 | Question: 23
The value of $\underset{x \to 0} \lim \left [ \dfrac{x- \sin 2x}{x-\sin 5x} \right]$ (rounded off to two decimal places) is __________
The value of $\underset{x \to 0} \lim \left [ \dfrac{x- \sin 2x}{x-\sin 5x} \right]$ (rounded off to two decimal places) is __________
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233
GATE BT 2021 | Question: 25
The enzyme $\alpha$-amylase used in starch hydrolysis has an affinity constant $(K_m)$ value of $0.005 \: M$. To achieve one-fourth of the maximum rate of hydrolysis, the required starch concentration $mM$ (rounded off to two decimal places) is ____________
The enzyme $\alpha$-amylase used in starch hydrolysis has an affinity constant $(K_m)$ value of $0.005 \: M$. To achieve one-fourth of the maximum rate of hydrolysis, the...
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234
GATE BT 2021 | Question: 26
Which one of the following represents non-growth associated product formation kinetics in a bioprocess system? $X$ and $P$ denote viable cell and product concentrations, respectively.
Which one of the following represents non-growth associated product formation kinetics in a bioprocess system? $X$ and $P$ denote viable cell and product concentrations, ...
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235
GATE BT 2021 | Question: 27
Match enzymes in $\text{Group I}$ with their corresponding industrial application in $\text{Group II}$ ... $P-1, Q-3, R-2, S-4$ $P-1, Q-2, R-3, S-4$ $P-1, Q-4, R-2, S-3$
Match enzymes in $\text{Group I}$ with their corresponding industrial application in $\text{Group II}$.$$\begin{array}{|l|l|l|l|} \hline & \textbf{Group I} && \textbf{Gro...
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236
GATE BT 2021 | Question: 28
Match separation methods in $\text{Group I}$ with associated properties in $\text{Group II}$ ... $P-3, Q-1, R-2, S-4$ $P-1, Q-3, R-2, S-4$ $P-1, Q-2, R-4, S-3$
Match separation methods in $\text{Group I}$ with associated properties in $\text{Group II}$.$$\begin{array}{|l|l|l|l|} \hline & \textbf{Group I} && \textbf{Group II} \\ ...
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237
GATE BT 2021 | Question: 29
Match the autoimmune diseases in $\text{Group I}$ with the corresponding primarily affected organ in $\text{Group II}$ ... $P-3, Q-1, R-2, S-4$ $P-4, Q-2, R-1, S-3$ $P-1, Q-2, R-4, S-3$
Match the autoimmune diseases in $\text{Group I}$ with the corresponding primarily affected organ in $\text{Group II}$.$$\begin{array}{|l|l|l|l|} \hline & \textbf{Group I...
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238
GATE BT 2021 | Question: 30
Match hypersensitivity types in $\text{Group I}$ with their corresponding condition in $\text{Group II}$ ... $P-3, Q-1, R-4, S-2$ $P-2, Q-3, R-4, S-1$ $P-2, Q-1, R-3, S-4$
Match hypersensitivity types in $\text{Group I}$ with their corresponding condition in $\text{Group II}$.$$\begin{array}{|l|l|l|l|} \hline & \textbf{Group I} && \textbf{G...
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239
GATE BT 2021 | Question: 31
Which of the following combinations of plant hormones and their associated function are $\text{CORRECT}$ ... $P$ and $R$ only $P$ and $S$ only $Q$ and $R$ only $Q$ and $S$ only
Which of the following combinations of plant hormones and their associated function are $\text{CORRECT}$?$$\begin{array}{|l|l|l|} \hline & \textbf{Hormone} & \textbf{Func...
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240
GATE BT 2021 | Question: 32
Which one of the following tools is used to compare all the possible six-open reading frames of a given nucleotide query sequence with all the available six-open reading frames of the nucleotide sequence database? $\text{BLASTN}$ $\text{BLASTX}$ $\text{TBLASTN}$ $\text{TBLASTX}$
Which one of the following tools is used to compare all the possible six-open reading frames of a given nucleotide query sequence with all the available six-open reading ...
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