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Biotechnology and Its Applications (Class - XII)

Biotechnology and its Applications (Class - XII)

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Karyotyping can be done from

  1. only the sex cells in our body
  2. any cells in our body
  3. only the embryonic cells in our body
  4. only the uterus cells in our body
Question 2 Multiple Choice (Single Answer)

By analysing a number of somatic cell hybrid lines for enzyme activities and their human chromosome constitution, the doctors can find out

  1. the number of chromosomes in the human genome
  2. the number of human chromosomes in each cell
  3. the location of gene on the chromosome that produces a specific enzyme
  4. the number of ribosomes in each cell
Question 3 Multiple Choice (Single Answer)

Directions: The following question has four choices, out of which ONLY ONE is correct.

Testing an individual for HLA haplotype to determine risk of an autoimmune disease would be an example of

  1. diagnostic tests
  2. screening tests
  3. predispositional test
  4. predictive testing
Question 4 Multiple Choice (Single Answer)

What is the first step in the southern blot technique?

  1. Denaturation of DNA on gel for hybridisation with specific probe
  2. Production of a group of genetically identical cells
  3. Digestion of DNA by restriction enzyme
  4. Isolation of DNA from a nucleated cell, such as the one from a scene of crime.
Question 5 Multiple Choice (Single Answer)

OCT, XAM and CAM are

  1. plasmids used in DNA probe
  2. plasmids helpful in bioremediation
  3. plasmids used to produce disease-resistant plants
  4. plasmids to promote conjugation
  5. none of the above
Question 6 Multiple Choice (Single Answer)

Which of the following is NOT a method applied in humans' genetic analysis?

  1. Karyotyping
  2. Pedigree analysis
  3. RFLP analysis
  4. Test cross
Question 7 Multiple Choice (Single Answer)

Industrial production of enzymes, vitamins, vaccines, biofertilisers, etc. is done by

  1. tissue culture
  2. cloning
  3. fusion techniques
  4. biotechnology
Question 8 Multiple Choice (Single Answer)

The first human hormone produced by recombinant DNA technology was

  1. STH
  2. thyroxin
  3. insulin
  4. None of these
Question 9 Multiple Choice (Single Answer)

Electroporation in genetics is

  1. introduction of genetic material to a transgenic animal
  2. introduction of genetic material through viruses
  3. manipulation of cells by exposing them to strong electrical field
  4. injecting DNA into the egg through electrophoresis
Question 10 Multiple Choice (Single Answer)

Useful genes are incorporated into a variety through genetic engineering method of crop improvement by means of

  1. plasmids
  2. microinjection
  3. co-cultivation
  4. All of the above
Question 11 Multiple Choice (Single Answer)

Modern detergents contain enzyme preparations of

  1. thermophiles
  2. acidophiles
  3. alkaliphiles
  4. thermoacidophiles
Question 12 Multiple Choice (Single Answer)

In which field is the role of genes in regulating metabolic pathways studied?

  1. Eugenics
  2. Genetic engineering
  3. Biotechnology
  4. Functional genomics
Question 13 Multiple Choice (Single Answer)

A heterologous protein for its expression in the milk of transgenic animals should be under the control of the promoter of the gene coding for

  1. lac Z
  2. beta-lactoglobulin
  3. beta-globin
  4. preproinsulin
Question 14 Multiple Choice (Single Answer)

The application of biotechnology includes aspects like

  1. nature of biomolecules
  2. production of transgenic animals
  3. functions of cell organelles
  4. culture of animals
Question 15 Multiple Choice (Single Answer)

Biopiracy is

  1. the formation of transgenic plants
  2. another name of biopatent
  3. the legal removal of biological material
  4. the illegal removal of biological material
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