List of top Plant Biotechnology Questions

Which of the following scorable marker fluoresces bright green color

Which of the following statement(s) is/are true:
(A). RNA polymerase lacks nuclease activity.
(B). The error rate of RNA synthesis much higher than DNA synthesis.
Choose the correct answer from the options given below:

Expression of a gene can be measured by

Large fragment of DNA (chromosome) is separated by

Which of the following DNA sequencing method uses dideoxyadenosine triphosphate?

A protein coding gene of an organism with unknown genome sequence can be isolated from

Which of the following formulae may be used to estimate the concentration of RNA by UV spectrophotometer

Which of the following enzyme is used in second strand cDNA synthesis

Which of the following step of Polymerase Chain Reaction cycle operates at highest temperature

Conventionally the -10 ($5'$-TATAAT) and -35 ($5'$-TTGACA) regions are denoted in

Which of the following condition will favour synthesis of $\beta$-galactosidase in E. coli cells

Which of the following enzyme finally transfers ubiquitin to the target protein

Clonal propagation should not be used for the multiplication of following species

Match List-I with List-II

List-I (Protein) & List-II (Feature)
(A). $\alpha$-Keratin & (II). Rich in Cysteine residues
(B). Collagen & (III). Rich in Glycine, Proline and Hydroxyproline
(C). Myoglobin & (I). Contains predominantly $\alpha$-helices in its secondary structure
(D). Concanavalin A & (IV). Contains $\beta$-pleated sheets in high abundance

Choose the correct answer from the options given below:

Which of the following cannot be the form of a plant tissue culture method

Which of the following will be present in the highest amount in the plant tissue culture media

The order of elution (first to last) of amino acids Histidine (H), Glutamic acid (E), and Lysine (K) from a cation exchange column with a buffer having pH 6.0 is (Given: The pK values of H, E, and K is 6.0, 4.25, and 10.5 respectively):

Fishermen, in certain parts of the world follow a practice of beating the roots of tree along riverbanks in a manner that transfers the extract of the roots into water. This practice paralyzes fishes and makes them easy prey. The most acceptable reason for this observation is:

The DNA of the microorganisms living under conditions of extreme temperature is predominantly:

The products of which of the following pair of nif genes control the expression of other nif genes?

Match List-I with List-II

List-I (Form of DNA) & List-II (Characteristic of DNA)
(A). A-DNA & (II). Short, broad and right-handed
(B). B-DNA & (III). Longer, thinner and right-handed
(C). Z-DNA & (IV). Anti conformation at Cytosine and syn at Guanine
(D). H-DNA & (I). Triplex DNA

Choose the correct answer from the options given below:

Acrylamide, a toxic and potentially carcinogenic compound, can be formed in high heated starchy food products such as potato chips by which of the following precursor molecules?

Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A): Sorghum is a C3 plant.
Reason (R): In Sorghum, the primary $\text{CO}_2$ acceptor is a 3-carbon molecule Phosphoenolpyruvate.
In light of the above statements, choose the correct answer from the options given below.

The enzyme glutamine oxoglutarate amino transferase (GOGAT) is also known as

The sequence of action of following enzymes of plant fatty acid synthase complex is:
(A). $\beta$-Ketoacyl-ACP reductase
(B). $\beta$-Ketoacyl-ACP synthase
(C). $\beta$-Hydroxyacyl-ACP dehydratase
(D). Enoyl-ACP reductase
Choose the correct answer from the options given below: