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Biotechnology Questions and Answers | Online BT MCQ/Objective Type Questions

Biotechnology Questions and Answers

Do You Think, You have complete knowledge of Biotechnology subjects? If No, Then Practice now and go through below provided online Biotechnology Questions and Answers. By solving BT Objective Type Questions, you can get complete idea about how to give score well in Biotechnology Exam. Candidates, who want to make their Career in Biotechnology, they must go through this page completely and check MCQType Biotechnology Questions and Answers for well preparation.

Currently, there are huge score in Biotechnology field that combines biological sciences with engineering technologies to operate living organisms and biological systems to produce products that advances healthcare, medicine, agriculture, food, pharmaceuticals and environment control. So, participating contenders in Biotechnology Exam can start their practice through Biotechnology Objective Type Questions and Answers, which is provided by team of, take a look…

Biotechnology Questions and Answers

Biotechnology Online Questions and Answers

Biotechnology: Recombinant DNA
Ques. The Southern blotting technique depends on
1. similarities between the sequences of probe DNA and experimental DNA
2. similarities between the sequences of probe RNA and experimental RNA
3. similarities between the sequences of probe protein and experimental protein
4. the molecular mass of proteins.Answer: Option 1
Ques. Agrobacterium tumefaciens is

1. a disease in humans that causes loss of sight
2. a bacterium that can be used to introduce DNA into plants
3. a fungi that is used to produce antibiotics in large amounts
4. a disease in humans that causes loss of weight

Answer: Option 2

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Biotechnology : Synthesis of Therapeutic Agents
Ques. Human insulin formed by recombinant DNA technology is known as

1. H insulin
2. R insulin
3. humulin
4. huinsulin

Answer: Option 3

Ques. How many nucleotides are there in Ss RNA molecule of picorna virus causing FMD?

1. 1000
2. 5000
3. 8000
4. 10000

Answer: Option 3


Biotechnology: Plant Structure
Ques. Any system that is not at equilibrium

1. is thermodynamically unstable, although it may be kinetically stable
2. is kinetically unstable, although it may be thermodynamically stable
3. is rushing toward equilibrium at a very rapid rate
4. requires an enzyme to reach equilibrium

Answer: Option 1

Ques. Which is not true about a photon?

1. It is a packet of light energy
2. The shorter the wavelength, the greater the energy of the photons
3. It is trapped by photosynthetic unit
4. It donates electron to reduce carbon dioxide to glucose

Answer: Option 4

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Biotechnology : Transport of Molecules in Plant
Ques. Phloem is composed of

1. vessel elements and companion cells
2. tracheids and vessel elements
3. sieve-tube elements and companion cells
4. tracheids and sieve-tube elements

Answer: Option 3

Ques. The movement of most minerals, including potassium into root cells is by

1. osmosis
2. diffusion
3. bulk flow
4. active transport

Answer: Option 4

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Biotechnology : Plant Cell Culture
Ques. Which method of plant propagation involves the use of girdling?

1. Grafting
2. Cuttings
3. Layering
4. Micropropagation

Answer: Option 3

Ques. Organogenesis is

1. formation of callus tissue
2. formation of root and shoots on callus tissue
3. both (a) and (b)
4. genesis of organs

Answer: Option 2

Biotechnology : Gene Transfer in Plants
Ques. Virulence trait of Agrobacterium tumefaciens is borne on

1. chromosomal DNA
2. tumour inducing plasmid DNA
3. both chromosomal and plasmid DNA
4. cryptic plasmid DNA

Answer: Option 2

Ques. Which of the following is not true about the helper plasmids?

1. These can replicate in Agrobacterium
2. These help in the mediating conjugation of intermediate vectors
3. These can’t replicate in Agrobacterium
4. All of the above

Answer: Option 1

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Biotechnology : Environmental Protection
Ques. Inundation involves use of a/an

1. large number of organisms over a short time to suppress/destroy a population
2. organism over a short time to suppress/destroy a population
3. large number of organisms over a long time to suppress/destroy a population
4. organism over a long time to suppress/destroy a population

Answer: Option 1

Ques. Milbemycin is known to exhibit a broad spectrum of activity against

1. agricultural pests
2. agricultural herbs
3. agricultural insects
4. all of these

Answer: Option 1


Biotechnology : Animal Biotechnology Chromosomes
Ques. Diethyl stilbestrol (DES), a synthetic estrogen causes

1. chromosome lagging
2. disruption of mitotic spindle
3. centriole elongation
4. all of the above

Answer: Option 4

Ques. Transmission of a gene from male parent to female child to male grand child is known as

1. holandric inheritance
2. quantitative inheritance
3. criss-cross inheritance
4. maternal inheritance

Answer: Option 3

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Biotechnology : Cell Cycle
Ques. Which of the following from a blood clot stimulates the growth of cells in the healing process?

1. EGF
3. MPF
4. NGF

Answer: Option 2

Ques. The event(s) which does not occur during interphase, is/are

1. Chromatin condenses
2. Protein Synthesis
3. Organelles replication
4. DNA replication

Answer: Option 1


Biotechnology : Vectors Uses for Animal Cell Culture
Ques. Which of the following viruses are used as vectors for transferring genes to animal cells?

1. SV 40 virus
2. Bovine papilloma virus (BVP)
3. Retroviruses
4. All of these

Answer: Option 4

Ques. Retroviruses have advantage for being used as vector for animal cells because

1. they cover a wide host range
2. infection does not lead to cell death, infected cells produce virus over an indefinite period
3. viral gene expression is driven by strong promoters
4. all of the above

Answer: Option 4

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Biotechnology : Monoclonal Antibodies
Ques. The cross linkage of antigens by antibodies is known as

1. agglutination
2. complement fixation
3. a cross reaction
4. all of these

Answer: Option 1

Ques. In human B cells and T cells are matured in the

1. bone marrow and thymus respectively
2. lymph nodes and spleen respectively
3. bursa and thymus respectively
4. none of these

Answer: Option 1


Biotechnology : Beer and Wine
Ques. What is the desirable sugar content of the grapes required for the wine production?

1. 2-5%
2. 5-10%
3. 10-14%
4. 14-20%

Answer: Option 4

Ques. Bock beer is prepared from

1. roasted germinated barley seeds
2. rice
3. wheat
4. grapes

Answer: Option 1

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Biotechnology : Plant Genetics
Ques. In case of incomplete dominance, the phenotypic ratio of a monohybrid cross will be

1. 1:2:1
2. 3:1:1
3. 1:3:1
4. 1:1:2

Answer: Option 1

Ques. What is the approximate size (in kb) of the melon mitochondrial genome?

1. 600 kilobase
2. 1200 kilobase
3. 2400 kilobase
4. 3000 kilobase

Answer: Option 3


Biotechnology : Cloning Vectors
Ques. Maximum size of foreign DNA that can be inserted into a replacement vector is

1. 25-30 kb
2. 18-20 kb
3. 20-25 kb
4. 40-50 kb

Answer: Option 3

Ques. Which of the following is not true about phagemid?

1. Contain functional origin of replication of the plasmid and λ phage
2. May be propagated as a plasmid or as phage in appropriate strain
3. Contain λ att site
4. Can only be propagated as phage

Answer: Option 4

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Biotechnology : Synthetic Seeds
Ques. Synthetic seeds are

1. artificially synthesized seeds
2. somatic embryos encapsulated in suitable matrix
3. seeds of plants modified genetically
4. none of these

Answer: Option 2

Ques. Somatic embryoids are

1. identical with zygotic embryos and without seed coats
2. identical with zygotic embryos and with seed coats
3. non-identical with zygotic embryos and without seed coats
4. non-identical with zygotic embryos and with seed coats

Answer: Option 1

 What is the Career Prospectus In Biotechnology Field?

Qualified contenders with Biotechnology degree can apply for Biotech Jobs. There are huge scopes in this field. Interested contenders in this sector can grab the following opportunities; some names are Research Scientist, Biochemists, biophysicists and microbiologists etc.

If you’re selecting for Research Scientist, Biotechnology, then you can earn an average salary of Rs 575,329 per year. So, candidates, who’re going to appear in Biotech Exam, are advised to go through these above listed Multiple Choice Question and start your preparation according to it.

Final Note:

To score well in exam, candidates need to go through above listed Biotechnology Questions and Answers, hope itwill helpful for you. If you’ve any query about Biotechnology MCQ Type Questions and Answers, then you can ask by leave their comment here. Thank you visiting us and best of luck for your exam….

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