Biotechnology Principles and Processes Class 12 MCQ
Biotechnology principles and processes class 12 mcq questions
1.Which processes include the separation and purification are collectively referred as
a) Withdrawal system
b) Biotech
c) Downstreaming processing
d) Stared tank
Answer: Downstream processing
2.The cutting of DNA by restrictions endonuclease results in the Fragments of DNA These fragments DNA can be separated by a technique is called as
a) Gel electrophoresis
b) Metophoresis
c) Lactiferous
d) Actinomycetes
Answer: Gel electrophoresis
3.The letters that form the same words when read both forward and backward is called?
a) Palindromes
b) homogeneous words
c) Single words
d) complex sentence
Answer: Palindromes
4.Which restrictions enzyme belong to a larger class of enzymes is called as?
a) Nucleases
b) Exonuclease
c) Endonuclease
d) All of these
Answer: Nuclease
5.Who discovered First DNA
a) Freidrich meischer
b) James Watson
c) Sutton Bovery
d) Francis crick
Answer: Freidrich meischer
6.PCR Stand for ?
a) Polymerase chain reaction
b) plyometric Chain reaction
c) polymorphism Chain reaction
d) Polyadenylations Chain reaction
Answer: Polymerase Chain reaction
7.The way to introduce alien DNA into host cell this method known as
a) Micro _injection
b) Macro injections
c) lower injections
d) Diagnosis injections
Answer: micro-injections
8.The cells are bombarded with high velocity microparticles of gold or tungsten Coated in DNA this method is known as ?
a) inactive
b) Insertion
c) Pathogen
d) Biolistic or Gen gun
Answer: Biolistic or gen gun
9.The transgenic plants are developed b ?
a) Introducing of foreign Gene
b) Introducing of plasmid
c) Introducing of foreign DNA
d) Introducing of foreign gene therapy
Answer: Introducing of foreign Gene
10.Who discovered the restricted Endonuclease Enzyme?
a) smith' and Nathan
b) Seigel
c) Manifer firer
d) Nathan madrigal
Answer: Smith' and Nathan
11.Which of the following methods DNA Obtained For DNA Finger printing ?
a) R.B.C
b) W.B.C
c) Bacteria Cell
d) Intron
Answer: W.B.C
12 .Who is the father of genetic engineering?
a) Paul Berger
b) Shimano Sora
c) Nemaha
d) Sutton Bovary
Answer: Paul Berger
13.The DNA element with ability to change its position is called?
a) Negatively phase
b) Strand of DNA
c) Bacteriophage
d) Intron
Answer: Intron
14.Which bacteria is used in the producing of insulin By genetic engineering?
a) Eascheria coli
b) Moist
c) Vitamins C
d) Vitamin D
Answer: Eascheria coli
15.Which of the following first Transgenic plant are produce ?
a) Tobacco
b) Moss
c) Embryophyte
d) Vascular plant
Answer: Tobacco