Agricultural Biotechnology MCQs

Question 1

The first field tests were of what genetically altered organism?

Accepted Answer

The "flavrsavr" tomato

Answer

Bt. Corn

Answer

Vaccinia virus containing a gene from the rabies virus

Answer

Strawberry seedling sprayed with "iceminus" bacteria

Question 2

The enzyme responsible for conversion of 2 phosphoglycerate to phosphoenolpyruvate is

Accepted Answer

Enolase

Answer

Isomerase

Answer

Pyruvate Kinase

Answer

Dehydrogenase

Question 3

Which of the following pairs of species best demonstrates the c-value paradox?

Accepted Answer

Rice and wheat

Answer

Arabidopsis and rice

Answer

Rice and maize

Answer

Rice and poplar

Question 4

Choose the correct one.

Accepted Answer

Tyrosine-Y

Answer

Phenyl alanine-P

Answer

Lysine-L

Answer

Tryptophan-T

Question 5

The ribose sugar present in DNA is

Accepted Answer

Lacks 2'OH

Answer

Lacks 3'OH

Answer

Lacks 3'H

Answer

Lacks 2'H

Question 6

The colour of Ninhydrin test given by Proline is

Accepted Answer

Yellow colour

Answer

Blue colour

Answer

Orange colour

Answer

Red colour

Question 7

Sucrose synthesis occurs in

Accepted Answer

Cytosol

Answer

Peroxisome

Answer

Chloroplast

Answer

Mitochondria

Question 8

Which of these is/are the characteristic/s of the specific immunity

Accepted Answer

All of the above

Answer

Antigenic specificity

Answer

Diversity and self/non-self recognition

Answer

Immunologic memory

Question 9

A plant part that is excised from its original location and used for initiating a culture is termed?

Accepted Answer

Explant

Answer

Callus

Answer

Suspension culture

Answer

Protoplant