Agricultural Biotechnology MCQs

Question 1

Inroduction of a tobacco mosaic virus transgene into plants in 1986 was used to demonstrate

Accepted Answer

Cross-protection

Answer

Cross-innoculation

Answer

Co-innoculation

Answer

Co-transformation

Question 2

If the solute is added to the water, then the water potential becomes

Accepted Answer

Negative

Answer

Positive

Answer

Zero

Answer

Can not predict

Question 3

The disadvantage of direct gene transfer is

Accepted Answer

Both of the above

Answer

Transient expression of gene

Answer

Multiple gene insertion

Answer

Stable method

Question 4

Star Link is most closely associated with which of the following terms

Accepted Answer

Cry9

Answer

Glufosinate

Answer

Glyphosate

Answer

Cry1

Question 5

The amino acid which has less absorbance at neutral pH is

Accepted Answer

Phenyl alanine

Answer

Tryptophan

Answer

Tyrosine

Answer

All of the above

Question 6

Cre-loxP recombination system comes under

Accepted Answer

Sitepecific recombination

Answer

Homologous recombination

Answer

Base excision repair

Answer

Mismatch repair

Question 7

DNA differs from RNA mainly having

Accepted Answer

Deoxyiribose

Answer

Thymine

Answer

Phosphate group

Answer

None of the above

Question 8

Complete set of cloned DNA fragments of an organism is known as

Accepted Answer

Genomic library

Answer

cDNA library

Answer

mRNA library

Answer

Gene bank

Question 9

For selection of recombinant transformed with pUC18 the chemical used is

Accepted Answer

IPTG

Answer

Kanamycin

Answer

Tetracyclin

Answer

None of the above