List of top Biotechnology Questions

Match the following \[ \begin{array}{|c|l|c|l|} \hline & List-I & & List-II \hline A & \text{Bioaugmentation} & I & \text{Nutrient addition} B & \text{Biostimulation} & II & \text{Addition of specific microbes} C & \text{Phytoremediation} & III & \text{Use of plants} D & \text{Composting} & IV & \text{Solid waste aerobic treatment} \hline \end{array} \] The correct matching is
Exopolysaccharides are best described as
Which amino acid is produced industrially using Corynebacterium glutamicum?
Final stage of anaerobic digestion is
Identify the organism with polyploidy?
Consider a population of sheep to be in Hardy-Weinberg equilibrium. The allele for black wool (\(p\)) has a frequency of \(0.81\) while the allele for white wool (\(q\)) has a frequency of \(0.19\). Then the percentage of heterozygous individuals in the population is
Following process is primarily employed for the aerobic stabilization of liquid waste
Choose the transposable element which moves via an RNA intermediate?
Which application is used to detect genetic disorders at the DNA level?
Match the following \[ \begin{array}{|c|l|c|l|} \hline & Disease / Application & & Molecular basis / Use \hline A & \text{Sickle cell anemia} & I & \text{Frameshift mutation} B & \text{Thalassemia} & II & \text{Missense point mutation} C & \text{Duchenne muscular dystrophy} & III & \beta\text{-globin gene defect} D & \text{PCR} & IV & \text{DNA amplification technique} \hline \end{array} \] The correct matching is
If the percentage of crossing over between two genes is \(10\), then the distance between two genes will be
Extra-chromosomal inheritance is often called maternal inheritance because
In a dihybrid cross (\(AaBb \times AaBb\)), what is the probability of obtaining an individual heterozygous for both traits (\(AaBb\))?
The following is a classic example of extra-chromosomal inheritance?
A phenotypic ratio of \(12:3:1\) is produced due to
The following cross can never result in a recessive phenotype?
In what ratio does the Na\(^+\)/K\(^+\) pump transport sodium and potassium ions?
Enzyme responsible for transcription in prokaryotes?
Which electron transport chain complex does not pump protons across the mitochondrial inner membrane?
Consider the following and choose the correct answer Assertion [A]: DNA replication is semiconservative in nature. Reason [R]: Each daughter DNA molecule contains one parental strand and one newly synthesized strand. The correct answer is
In a population, the frequency of a recessive allele (\(q\)) is \(0.4\). Calculate the frequency of homozygous dominant individuals?
Consider the following and choose the correct answer Assertion [A]: Peptide bond formation occurs at the P site of the ribosome. Reason [R]: Peptidyl transferase activity is an intrinsic property of rRNA. The correct answer is
Identify the checkpoint that controls entry into DNA replication
Determine the second messenger involved in mobilizing \(\mathrm{Ca^{2+}}\) from the endoplasmic reticulum?
If a mammalian cell completes one cell cycle in \(24\) hours and the S phase lasts \(8\) hours, what fraction of the cell cycle is spent in S phase?