A plant expressing a gene from another organism is ...[ HPPMT 2007]
68%
a) Transgenic
5%
b) Clone
11%
c) Somaclonal variant
16%
d) Transformed
Q.2.
Bacterial plasmid contains ...[ BHU 1997]
12%
a) RNA
56%
b) RNA + protein
31%
c) DNA
0%
d) Photosynthetic structures
Q.3.
Identify the vector suitable for cloning long DNA fragments ...[ EAMCET 2002]
12%
a) Phage vector
65%
b) Bacterial plasmid
6%
c) Yeast plasmid
18%
d) Cosmids
Q.4.
In genetic engineering antibiotics are used ...[ CBSE 2012]
19%
a) For keeping cultures free of infection
19%
b) To select healthy vectors
48%
c) As selectable markers
14%
d) As sequences where replication starts
Q.5.
In recombinant DNA technology, the term vector refers to ... [ Odisha 2010]
73%
a) Plasmid that can transfer foreign DNA into a living cell
9%
b) Cosmids that can cut DNA at specific base sequence
18%
c) Plasmids that an join different DNA fragments
0%
d) Cosmids that can degrade harmful proteins
Q.6.
Assertion: Agrobacterium tumefaciens is popular in genetic engineering because this bacterium is associated with roots of all cereals and pulse crops Reason: A gene incorporated in the bacterial chromosomal genome gets automatically transferred to the crop with which the bacterium associated
67%
a) Both are true with reason being correct explanation
11%
b) Both are true but reason is incorrect explanation
0%
c) Assertion is true but reason is wrong
22%
d) Both are wrong
Q.7.
Which enzyme is useful in genetic engineering?
23%
a) Amylase
0%
b) DNa-ase
69%
c) Restriction endonuclease
8%
d) Lipase
Q.8.
Biopiracy is .. .. [ MHCET 2010]
18%
a) Exploitation of bioresources
9%
b) Patenting bioresources of others
27%
c) Use of bioresources without authorisation
45%
d) Both b and c
Q.9.
Which is employed for synthesis of monoclonal antibody by hybridoma technique ...
17%
a) RBC
8%
b) Liver cells
58%
c) Tumour cells
17%
d) Nerve cells
Q.10.
Genetically engineered microorganism used successfully in bioremediation of oil spills is ... [ MPPMT 2009]
40%
a) Trichoderma
10%
b) Xanthomonas
20%
c) Bacillus
30%
d) Pseudomonas
Q.11.
Abnormal gene is replaced by normal gene. It is called ...[ DPMT 2002]
11%
a) Cloning
67%
b) Gene therapy
22%
c) Mutation
0%
d) None of the above
Q.12.
Transgenic animals are those which have ...[ CET Chd 2011]
33%
a) Foreign DNA in all its cells
44%
b) Foreign DNA in some of its cells
22%
c) DNA and RNA both in the cells
0%
d) Foreign RNA in all its cells
Q.13.
T1 plasmid is used for making transgenic plants. It is obtained from ...[ CBSE 2004]
0%
a) Azotobacter
78%
b) Agrobacterium
11%
c) Rhizobium in leguminous root
11%
d) Yeast
Q.14.
Restriction enzyme(s) of recombinant DNA technology that make staggered cuts leaving sticky ends is/are ... [ AMU 2012]
8%
a) EcoRI
25%
b) Hind III
25%
c) Bam HI
42%
d) All the above
Q.15.
Stirred-tank bioreactors have been designed for ... [ CBSE 2010]
11%
a) Purification of the product
44%
b) Ensuring anaerobic conditions in culture vessel
11%
c) Addition of preservatives to the product
33%
d) Availability of oxygen throughout the process
Q.16.
Fragments of DNA formed after treatment with endonucleases are separated by technique ..[ EAMCET 2005]
11%
a) Colony hybridization
56%
b) Electrophoresis
0%
c) Southern blotting
33%
d) Polymerase chain reaction
Q.17.
It is now possible to breed plants and animals of desired characters through ... [ AIIMS 1996]
0%
a) Tissue culture
90%
b) Genetic engineering
0%
c) Ikebana technique
10%
d) Chromosome engineering
Q.18.
The problem of blindness in poor countries can be overcome by using ... [ CBSE 2012]
56%
a) Golden Rice
11%
b) Transgenic Maize
33%
c) Transgenic Tomato
0%
d) Bt Brinjal
Q.19.
Product of biotechnology is ... [ MPPMT 2009]
10%
a) Transgenic crop
20%
b) Biofertilizer
0%
c) Humulin
70%
d) All the above
Q.20.
Human proteins can be produced in milk or semen of farm animals ..[ JKCET 2012]
43%
a) True
43%
b) False, proteins cannot be produced in semen
14%
c) False, proteins cannot be produced in milk
0%
d) False, animals are not used for protein production
Q.21.
Introduction of genetically modified food is not desirable because ... [ CBSE 2002]
33%
a) It will affect economy of developing countries
0%
b) The products are less tasty
17%
c) They are costly
50%
d) There is danger of entry of toxins and virus in food
Q.22.
Most abundant prokaryotes helpful to humans in making curd and antibiotics are ...[ CBSE 2012]
22%
a) Archaebacteria
44%
b) Cyanobacteria
33%
c) Heterotrophic bacteria
0%
d) Chemoautotrophs
Q.23.
Salt tolerant gene from Bacillus thuringiensis is introduced using T1 plasmid of ... [ AMU 2010]
14%
a) Escherichia cli
86%
b) Agrobacterium tumefaciens
0%
c) Haemophilus influenzae
0%
d) Arabidopsis thaliana
Q.24.
Amplification of gene of interest by using PCR may go upto ... [ AMU 2012]
0%
a) 0.1 million
67%
b) 1.0 million
33%
c) 1.0 billion
0%
d) 1.0 trillion
Q.25.
Crystals of Bt toxin produced by some bacteria do not kill the bacteria because ...[ HPPMT 2010]
43%
a) Bacteria are resistant to the toxin
43%
b) Toxin is inactive
0%
c) Toxin is immature
14%
d) Bacteria enclose toxin in a special sac
Q.26.
Vitamin A rich gene is ...[ ODisha 2006]
0%
a) Flavr Savr Tomato
100%
b) Golden rice
0%
c) Bt cotton
0%
d) Vaccinated Potato
Q.27.
Restriction endonucleases are ...[ CBSE 2004]
0%
a) Used for vitro DNA
0%
b) Present in mammalian cells for degeneration of DNA of dead cells
71%
c) Used in genetic engineering for uniting two DNA molecules
29%
d) Synthesised by bacteria for their defense
Q.28.
Which is wrongly matched ...[ CBSE 2012]
33%
a) Somatic hybridization - Fusion of two diverse cells
67%
b) Vector DNA - Site for tRNA synthesis
0%
c) Micropropagation - In Vitro production of plants in large number
0%
d) Callus-Unorganized mass of cells produced in tissue culture
Q.29.
Transgenic plants are ones ... [ CBSE 2009]
17%
a) Grown on artificial medium after hybridization in the field
0%
b) Produced after protoplast fusion in artificial medium
0%
c) Produced by somatic embryo on artificial medium
83%
d) Generated by introducing foreign DNA into cell and regenerating plant from that cell
Q.30.
Which is used to select genes from genomic library ... [ JKCET 2012]
17%
a) Cloning vector
67%
b) DNA probes
0%
c) Restriction enzyme
17%
d) Gene targets
Q.31.
Which is related to genetic engineering? [ AIIMS 2001]
0%
a) Plastid
100%
b) Plasmid
0%
c) Heterosis
0%
d) Mutation
Q.32.
Gene amplification using primers can be done by ...[ kerala 2011]
17%
a) Microinjection
17%
b) ELISA
50%
c) Polymerase chain reaction
17%
d) Electrophoresis
Q.33.
Which is used in gene cloning ... [ CBSE 2010]
0%
a) Lomasomes
0%
b) Mesosomes
67%
c) Plasmids
33%
d) Nucleotides
Q.34.
Autonomously replicating circular extra chromosomal DNA is called ..[ HPPMT 2010]
17%
a) Chromatin
50%
b) Plasmid
33%
c) Palindromic nucleotide sequence
0%
d) Nucleoid
Q.35.
First step in Southern blot technique is ... [ AIIMS 2008]
43%
a) Digestion of DNA by restriction enzyme
14%
b) Production of group of genetically identical cells
29%
c) Denaturation of DNA on the gel for hybridization with specific probe
14%
d) Denaturation of DNA from a nucleated cell as from the scene of crime
Q.36.
Satellite DNA is useful tool in ... [ CBSE 2010]
80%
a) Forensic science
0%
b) Organ transplantation
20%
c) Genetic engineering
0%
d) Sex determination
Q.37.
Genetically engineered bacteria are being used in commercial production of .. [ CBSE 1996]
12%
a) Melatonin
0%
b) Testosterone
75%
c) Human insulin
12%
d) Thyroxine
Q.38.
Golden colour of Rice is due to occurrence of ... [ MHTCET 2011]
100%
a) Vitamin A
0%
b) Vitamin C
0%
c) Vitamin B6
0%
d) Vitamin K
Q.39.
A correct pair of characteristics of molecular probe are ... [ EAMCET 2009] A. Very long molecule B. Double stranded C. DNA or RNA D. Complementary to a part of desired gene
33%
a) A, B
17%
b) B, C
50%
c) C, D
0%
d) D, A
Q.40.
Recombinant DNA bearing ampicillin resistance gene is passed in E.coli. The latter are spread on agar plates containing ampicillin. Then ... [ AMU 2011]
25%
a) Transformed recipient cells grow and untransformed cell die
0%
b) Both transformed and untransformed cells die
75%
c) Transformed recipient cell grow and untransformed cells die
0%
d) Transformed recipient cells die and untransformed cells grow
Q.41.
Genetic engineering is ... [BHU 2003]
43%
a) Making artificial genes
43%
b) Hybridization of DNA
14%
c) Making artificial limbs and diagnostic instruments
0%
d) Production of alcohol by using microorganisms
Q.42.
Which one is not used for early molecular diagnosis ... [HPPMT 2011]
0%
a) Polymerase chain reaction
43%
b) Polyacrylamide gel electrophoresis
14%
c) Recombinant DNA technology
43%
d) Enzyme linked immunosorbent assay
Q.43.
Transgenic plants are plants having ... [ Odisha 2002]
0%
a) No gene
29%
b) Genes in transposition
0%
c) Genes have no function to perform
71%
d) Genes of an other organism
Q.44.
Globular protein of 6kDa consisting of 51 amino acids arranged in two polypeptide chains held by disulphide bridge is ... [ AMU 2012]
17%
a) Keratininsulin
33%
b) keratin
33%
c) glucagon
17%
d)fibrinogen
Q.45.
A good vector in genetic engineering is ...[ JIPMER 2000]
57%
a) Agrobacterium tumefaciens
29%
b) Bacillus thuringiensis
14%
c) Bacillus amyloliquefaciens
0%
d) Salmonella typhimurium
Q.46.
Assertion: A gene from Bacillus thuringiensis is incorporated in plant genome to increase yield Reason: It is Bt toxin producing gene which kills larvae of insects
80%
a) Both are true with reason being correct explanation
0%
b) Both are true but reason is not correct explanation
0%
c) Assertion is true but reason is wrong
20%
d) Both are wrong
Q.47.
Polymerase chain reaction is useful in ...[ BHU 2008]
43%
a) DNA synthesis
43%
b) DNA amplification
14%
c) Protein synthesis
0%
d) Amino acid synthesis
Q.48.
GMO technology is useful for ...[ HPPMT 2011]
0%
a) Enhancing nutritional value of food
17%
b) Helping to reduce post-harvest losses
17%
c) Making crop more tolerant to abiotic stresses
67%
d) All the above
Q.49.
Bt cotton genes repel ...[ CET Chd. 2010]
29%
a) Bacterial pathogens
0%
b) Fungal pathogens
29%
c) Nematode parasites
43%
d) Insect pest
Q.50.
Genomic DNA library is ... [ JKCMEE 2007]
43%
a) Packing of donor donor DNA in a collection of vectors
14%
b) A collection of gene vector
29%
c) Collection of organisms for extracting DNA
14%
d) A collection of literature about DNA
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