Biology MCQs for Class 12 Chapter wise with Answers Download Free PDF: MCQs of biology class 12 Chapter 12 Biotechnology and its Applications is very important for the students who want to get good marks in their CBSE RBSE NCERT Board Exams. Neet MCQ
MCQs of Biology Class 12 Chapter 12 Biotechnology and its Applications with answers PDF Download
Question 1.
What was the world’s first ever mammal to be successfully cloned from an adult cell?
(a) Sheep
(b) Monkey
(c) Cow
(d) Calf
Answer: (a) Sheep
Question 2.
The two vitamins manufactured biotechnologically are
(a) Vitamin B12 and Vitamin B6
(b) Vitamin B12 and Vitamin B2
(c) Vitamin B6 and Vitamin B2
(d) Vitamin B12 and Vitamin B9
Answer: (b) Vitamin B12 and Vitamin B2
Question 3.
Kohler and Milstein developed biotechnology for production of
(a) Modern vaccines
(b) Immobilised enzymes
(c) Monoclonal antibodies
(d) Myelomas
Answer: (c) Monoclonal antibodies
Question 4.
The discovery that led to the development of first antibiotic was made by
(a) Jenner
(b) Pasteur
(c) Fleming
(d) Waksman
Answer: (c) Fleming
Question 5.
Genetically engineered bacteria have been used in commercial production of
(a) Thyroxine
(b) Testosterone
(c) Human insulin
(d) Melatonium
Answer: (c) Human insulin
Question 6.
Hepatitis B vaccine is
(a) First generation vaccine
(b) Second generation vaccine
(c) Third generation vaccine
(d) Interferon
Answer: (b) Second generation vaccine
Question 7.
Biological control of agricultural pests, unlike chemical control is
(a) toxic
(b) self perpetuation
(c) polluting
(d) very expensive
Answer: (b) self perpetuation
Question 8.
Transgenic crops developed to tolerate herbicides are
(a) Tomato and rice
(b) Rice and wheat
(c) Maize and sugarcane
(d) Tomato and Tobacco
Answer: (d) Tomato and Tobacco
Question 9.
Confusion technique is used in
(a) Reducing harmful insects
(b) Eliminating weeds
(c) Increasing population of predators
(d) Developing herbicides
Answer: (a) Reducing harmful insects
Question 10.
The first bioherbicide was obtained from
(a) Peninciilium
(b) Phytophthora palmivora
(c) Phythophthora infestons
(d) Bacillus thuringiensis
Answer: (b) Phytophthora palmivora
Question 11.
Humulin is the term used for
(a) A powerful antibiotic
(b) A new digestive enzyme
(c) New Research integrated to human welfare
(d) Human insulin
Answer: (d) Human insulin
Question 12.
Number of known enzymes is
(a) 1200
(b) 2200
(c) About 5000
(d) Around 500
Answer: (b) 2200
Question 13.
Antigens are present
(a) Inside nucleus
(b) Inside cytoplasm
(c) On cell surface
(d) Inside lysosomes
Answer: (c) On cell surface
Question 14.
Number of antibiotics isolated till now is
(a) Around 700
(b) Over 7000
(c) About 1700
(d) Around 70
Answer: (b) Over 7000
Question 15.
The first transgenic crop was
(a) Pea
(b) Flax
(c) Tobacco
(d) Cotton
Answer: (c) Tobacco
Question 16.
On what Indian bioresource did Vandana Shiva’s efforts get the patent cancelled?
(a) Healing principle of turmeric
(b) Anti-diabetes property of Karela
(c) Insecticides from Neem
(d) Laxative property of animals
Answer: (c) Insecticides from Neem
More MCQ for class 12 Biology Chapter 12
Question 1.
Restriction Endonuclease used in RDT obtained from:
(a) Plasmid
(b) Bacterial ceils
(c) Bacterophages
(d) All Prokaryotic cells
Answer: (b) Bacterial ceils
Question 2.
Recombinant DNA technology discovered by:
(a) Hargobind Khoorana
(b) James D. Watsan
(c) S. Kohen and H. Boer
(d) Sulton and Boveri
Answer: (c) S. Kohen and H. Boer
Question 3.
Biopiracy is related to the following:
(a) Traditional knowledge
(b) Biomolecules and Bioresources, Isolation of gene from Bioresources
(c) Bioresources
(d) All of the above
Answer: (d) All of the above
Question 4.
Some bacterial occured B-7 Toxin’s crystal not kill the Bacteria because of:
(a) Bacteria is Antoxin
(b) Toxin is unripened
(c) Toxin is inactive
(d) Bacteria enclosed toxin a special sell
Answer: (c) Toxin is inactive
Question 5.
Desired properties plants and Animals are possible by Which reproduction.
(a) Genetic Engineering
(b) Chromosomal Engineering
(c) Ekabana technology
(d) Bonsai technology
Answer: (a) Genetic Engineering
Question 6.
By means of following Trans gene expression obtained:
(a) Inhibition of a Innate gene
(b) An occured Biosynthetic passway develop
(c) A protein occured with genotype expressed his desired
(d) None of the above
Answer: (d) None of the above
Question 7.
First Transjenic crop was :
(a) Cotton
(b) Alsi
(c) Pea
(d) Tobacco
Answer: (d) Tobacco
Question 8.
Adjoining of exotic gene is crop is called :
(a) Genetic Engineering
(b) Bio architecture
(c) Tissue culture
(d) Immunisation
Answer: (a) Genetic Engineering
Question 9.
Transgenic Bacteria and m the making of following :
(a) Epinephrin
(b) Human Insullin
(c) Glutanin
(d) Thyroxin
Answer: (b) Human Insullin
Question 10.
Transgenic Golden Rice Highly Nutrient value for:
(a) Lysine
(b) Methionine
(c) Glutanin
(d) Vitamin-A
Answer: (d) Vitamin-A
Question 11.
B7 Toxsin is :
(a) Intracellular lipid
(b) Intracellular crystal protein
(c) Extracellular Crystal protein
(d) Lipid
Answer: (b) Intracellular crystal protein
Question 12.
In a Transgenic crop gene for following:
(a) New protein synthesis
(b) Resistance from Antibiotics
(c) In the formation enzyme for Antibiotics
(d) All of these
Answer: (d) All of these
Question 13.
Monoclonal antibodies are obtained from:
(a) One parent for one antigen
(b) Different parents for one antigen
(c) One parent for many antigens
(d) Many parents for many antigens
Answer: (b) Different parents for one antigen
Question 14.
Somatic hybridization can be done by:
(a) By Protoplast fusion
(b) By Haploid anther
(c) By cell culture
(d) ByPollen culture
Answer: (a) By Protoplast fusion
Question 15.
Which Vitamin has been transferred to golden rice?
(a) Vit-B12
(b) Vit-A
(c) Vit-D
(d) Vit-C
Answer: (b) Vit-A
Question 16.
Which one of the following is a step of PCR?
(a) Denaturation
(b) Annealing
(c) Extension
(d) All of these
Answer: (a) Denaturation
Question 17.
The Ti plasmid used in genetic engineering is obtained from:
(a) Bacillus thruingiensis
(b) E. Coii
(c) Agrobacterium hizogenes
(d) Agrobacterium tumefaciens
Answer: (d) Agrobacterium tumefaciens
Question 18.
From which one of the following plants, the insecticide pyrethrum is prepared.
(a) Cymohopogen
(b) Tephrosia
(c) Crysanthemum
(d) Vitivera
Answer: (c) Crysanthemum
Question 19.
The sheep ‘Dolly’ was cloned by using somatic cells from donor’s:
(a) Udder
(b) Skin
(c) Tongue
(d) Earlobe
Answer: (c) Tongue
Question 20.
The confirmatory test used to diagnose AIDA is:
(a) ELISA
(b) Western Plot
(c) ESR
(d) PCR
Answer: (a) ELISA
Question 21.
Natural genetic engineer is :
(a) Bacillus subtilis
(b) Pseudomonas sp.
(c) Escherichia coli
(d) Agrobacterium tumefaciens
Answer: (a) Bacillus subtilis
Question 22.
Bt toxin is :
(a) Intracellular lipid
(b) Intracellular crystalline protein
(c) Extracellular crystalline protein
(d) Lipid
Answer: (a) Intracellular lipid
Question 23.
Golden rice is a transgenic crop of the future with the following improved trail:
(a) Insec resistance
(b) Hight lysine (essential amino acid) content
(c) High protein content
(d) High vitamin A content
Answer: (c) High protein content
Question 24.
First biochemical to be produced commercially by microbial cloning and genetic engineering:
(a) Human insulin
(b) Penicillin
(c) Interferons
(d) Fertility factor
Answer: (b) Penicillin
Question 25.
A technology which has found immense use in solving cases of disputed percentage is:
(a) Polymerase chain reaction
(b) DNA finger printing
(c) None of these
(d) Both (a) and (b)
Answer: (b) DNA finger printing
Question 26.
Anticoagulant hirudin is found in:
(a) In Snake
(b) In Lizard
(c) In Leech
(d) In Scorpion
Answer: (c) In Leech
Question 27.
Herbicide resistant gene in plants is:
(a) Ct
(b) Mt
(c) Bt
(d) Gst
Answer: (d) Gst
Question 28.
The species used as natural genetic engineer is :
(a) Agrobacterim tumefaciens
(b) Bacillus thruingiensis
(c) Aspergillus
(d) Drosophila
Answer: (d) Drosophila
Question 29.
Most widely used Bioweapon is:
(a) Bacillus subtilis
(b) Biometallurgial techniques
(c) Bacillus anthracis
(d) Bioinsecticidal plant
Answer: (d) Bioinsecticidal plant
Question 30.
Bacillus thruingiensis (Bt) strains have been used for designing nobel:
(a) Biofertilizers
(b) Biometallurgical techniques
(c) Biomineralization processes
(d) Bioinsecticidal plants
Answer: (a) Biofertilizers
