Question No:1

Biotechnology deals with techniques of using which of the following to produce product and processes useful to humans?

[A] Enzyme from organism
[B] Live organism
[C] Vitamins
[D] Both (a) and (b)



Question No:2

Biotechnology mainly uses

[A] GMO
[B] Bacteria
[C] Virus
[D] Animals



Question No:3

Select the process/technique included under biotechnology.

[A] IVF (test tube baby)
[B] Gene synthesis
[C] Developing DNA vaccine
[D] All of the above



Question No:4

Which of the following is true about EFB definition of biotechnology?

[A] It includes traditional view
[B] It includes modern molecular biotechnology
[C] Definition is the integration of natural science and organisms, cells, parts thereof, and molecular analogues for products and services
[D] All of the above



Question No:5

Following can be biotechnological products

[A] Antibiotics
[B] Vaccine
[C] Enzymes
[D] All of these



Question No:6

Select the false statement from the following.

[A] Genetic engineering includes techniques to alter chemistry of genetic material (DNA and RN.
[B] Sexual reproduction is more advantageous than asexual reproduction.
[C] Genetic engineering allows us to introduce desirable set of genes without the undesirable gene into the target organism.
[D] Plasmid is autonomously replicating linear extra chromosomal DNA.



Question No:7

Multiplication of alien DNA in organism requires

[A] ROP
[B] ORI
[C] Stop codon
[D] TATA box



Question No:8

We can cut DNA with the help of

[A] DNA ase
[B] RNA ase
[C] Knife
[D] Restriction enzyme



Question No:9

For making GMO, the three basic steps that are required are

[A] Identification of DNA with desirable gene
[B] Introduction of identified DNA into the host
[C] Maintance of introduced DNA in the host and transfer of the DNA to its progeny
[D] All of the above



Question No:10

Who isolated antibiotic resistance gene from salmonella typhimurium in 1972?

[A] Jacob and Monad
[B] Stanley Cohen and Herbert Boyer
[C] Osborn
[D] Boliver



Question No:11

Hind II recognizes a specific sequence of how many base pairs?

[A] 4
[B] 6
[C] 8
[D] 10



Question No:12

The sequence recognized by restriction endonucleases

[A] ORI
[B] Recognition sequence
[C] Palindrome sequence
[D] Both (b) and (c)



Question No:13

Select the incorrect statement.

[A] More than 900 restriction enzymes have been isolated from over 230 strains of bacteria.
[B] In the year 1963, the two enzymes responsible for restricting the growth of bacteriophage in Escherichia coli were isolated.
[C] Some key tools for recombinant DNA technology are restriction enzyme, polymerase enzyme, ligase, vectors and host root organisms.
[D] EcoRI cut the DNA between bases A and T only when the sequence GAATTC is present in the DNA.



Question No:14

In ‘EcoRI’ R stands for

[A] Genus
[B] Species
[C] Strain
[D] Restriction enzyme



Question No:15

In ‘EcoRI’ ‘co’ stands for

[A] Genus
[B] Species
[C] Strain
[D] Restriction enzyme