List of top Biotechnology Questions asked in Indian Institute Of Technology Joint Admission Test for MSc

Which of the following metabolite(s) accumulate(s) in the blood of a human adult consuming a ketogenic diet?

In ‘Futile Cycle’ chemical energy is dissipated as heat due to two opposite biochemical reactions. Which of the following biochemical reaction(s) is/are a part of ‘Futile Cycle’?

Which of the following statement(s) is/are CORRECT about 'stringent response' in bacteria?

Which of the following statement(s) is/are CORRECT about Deinococcus radiodurans?

Four alkyl halides, MeBr, EtBr, iPrBr, and tBuBr, undergo S\(_N\)2 reactions in the presence of hydroxide ion to yield the corresponding alcohols and the halide ion. The CORRECT order of the alkyl halides based on the rates of reactions is

The method(s) used to detect a DNA fragment of 150 base pairs is/are

The component(s) of the apoptosome is/are

Which of the following is the CORRECT combination of a synthetic auxin and a synthetic cytokinin?

The 5' cap of eukaryotic mRNAs contains

Which one of the following statements is CORRECT about Agrobacterium tumefaciens-mediated plant transformation?

Which of the following conditions is CORRECT for free expansion of an ideal gas under adiabatic condition? (q = heat, \(\Delta T = \) temperature difference, w = work)

Mechanism of antibacterial action of polymyxins relies on the

The IR stretching frequency of the carbonyl (C=O) group of a typical saturated ketone is 1715 cm\(^{-1}\). The IR stretching frequencies for the carbonyl groups present in three different acetophenone derivatives are given. Match the molecules in Group I with their corresponding frequencies in Group II. \[ \begin{array}{c|c} \text{Group I} & \text{Group II (C=O stretching frequency cm}^{-1}\text{)}
\hline P:\; p\text{-amino acetophenone} & 1:\; 1677
Q:\; p\text{-nitro acetophenone} & 2:\; 1700
R:\; p\text{-methoxy acetophenone} & 3:\; 1684
\end{array} \]

Two charges \(10 \times 10^{-8}\,\text{C}\) and \(-6 \times 10^{-8}\,\text{C}\) are located 16 cm apart. The point(s) on the line joining the two charges, where the net electric potential is zero, will be [Take the potential at infinity to be zero]

Which of the following cell types is infected by the human immunodeficiency virus-1?

The receptors for gamma amino butyric acid (GABA) in humans are

The final stage of peptidoglycan (PG) biosynthesis is marked by PG cross-link formation and remodeling. Which of the following enzymes does NOT take part in these processes?

The first evidence of ‘gene transfer’ was demonstrated in 1928 by

Which of the following statements about eukaryotic asymmetric cell division is NOT correct?

Which of the following represents the CORRECT order of events in the eukaryotic cell cycle?

Which of the following activities is NOT possessed by the human immunodeficiency virus-1 reverse transcriptase?

Bacterial cloning vectors and bacterial expression vectors are differentiated by the presence of

Which of the following terrestrial biomes has the highest animal diversity?

What is the ploidy level of a sporophyte in angiosperms?

The standard free energy change (\(\Delta G^0\)) of the binding reaction between different sweet molecules and a common sweet taste receptor are given. Which amongst these molecules is the sweetest at the same molar concentration?