List of top Questions asked in GAT-B- 2021

Which one of the following products is obtained by a trans-esterification step starting from sugarcane bagasse?
In a batch experiment with cells following Monod growth kinetics, the initial substrate concentration is doubled from $S_0$ to $2S_0$ and it is observed that the initial doubling time in the log phase hardly changes. This tells us that
Which of the following is true for single cell protein?
Select the INCORRECT statement from the following options.
The Cartagena Protocol regulates trade in
Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Biodiversity of the prokaryotes cannot be quantified precisely. Reason (R): Conventional taxonomic methods are not suitable for the identification and characterisation of all microbes.
A log-log graph is plotted of total surface area of organisms versus their body weight. The best fit line will have a slope of
Cooling water enters the cooling coil of a fermenter at $7$°C and leaves at $27$°C because it picks up the heat generated due to microbial growth. The culture temperature is $37$°C. The average temperature difference which is used to calculate the rate of heat transfer is:
Telomerase enzyme is a
Given a constant Power number, the power consumption of an agitator having geometric similarity but twice the diameter of a smaller agitator will consume ________ power at the same RPM as the smaller agitator.
In an ideal Continuous Stirred Tank Reactor (CSTR) at steady state
A DNA sequence has two ends, 5' and 3'. Which of the following statements is correct regarding the nature of the ends?
One of the limitations of Y-chromosome DNA profiling is that
Match the enzymes in the List I to their respective functions in the List II.
Evolution of life forms had occurred due to use and disuse of organs. This theory was postulated by:
Which of the following feature is true about ALL twenty genetically coded amino acids?
Determine the sequence of genes on a chromosome based on the recombination frequencies given below. $M-N=10$ map units; $M-O=26$ map units; $M-P=20$ map units; $N-O=16$ map units; $N-P=38$ map units
A riboswitch is
A man with AB-blood group marries a woman with a blood group O. What is the probability of having O blood group among the offspring?
An unknown solution shows distinct peaks at 260 and 280 nm in a UV spectrophotometric analysis. The solution may contain
Aroma in rice is due to which of the following compounds?
Which one of the following techniques can be used to overcome pre-fertilization barrier between two plant species?
Which of the following subcellular structures are NOT present inside the nucleus?
• Nucleolus
• Golgi Body
• Paraspeckles
• Mitochondria
• Endoplasmic reticulum
A promoter is a
The term used to describe genes arranged in same order on chromosomes of different species is