Chapter 12 Biotechnology and Its Application

MCQ Practice Questions

  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
  2. 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
  3. The first transgenic crop was
    (a) Pea
    (b) Flax
    (c) Tobacco
    (d) Cotton
  4. The first bioherbicide was obtained from
    (a) Peninciilium
    (b) Phytophthora palmivora
    (c) Phythophthora infestons
    (d) Bacillus thuringiensis
  5. 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
  6. Number of known enzymes is
    (a) 1200
    (b) 2200
    (c) About 5000
    (d) Around 500
  7. Antigens are present
    (a) Inside nucleus
    (b) Inside cytoplasm
    (c) On cell surface
    (d) Inside lysosomes
  8. Number of antibiotics isolated till now is
    (a) Around 700
    (b) Over 7000
    (c) About 1700
    (d) Around 70
  9. Transgenic crops developed to tolerate herbicides are
    (a) Tomato and rice
    (b) Rice and wheat
    (c) Maize and sugarcane
    (d) Tomato and Tobacco
  10. 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
  11. Genetically engineered bacteria have been used in commercial production of
    (a) Thyroxine
    (b) Testosterone
    (c) Human insulin
    (d) Melatonium
  12. Hepatitis B vaccine is
    (a) First generation vaccine
    (b) Second generation vaccine
    (c) Third generation vaccine
    (d) Interferon
  13. Biological control of agricultural pests, unlike chemical control is
    (a) toxic
    (b) self perpetuation
    (c) polluting
    (d) very expensive
  14. Kohler and Milstein developed biotechnology for production of
    (a) Modern vaccines
    (b) Immobilised enzymes
    (c) Monoclonal antibodies
    (d) Myelomas
  15. The discovery that led to the development of first antibiotic was made by
    (a) Jenner
    (b) Pasteur
    (c) Fleming
    (d) Waksman
  16. RNA interference which is employed in making tobacco plant resistant to Meloidogyne incognita is essentially involved in  

(a) preventing the process of replication of DNA

(b) preventing the process of translation of mRNA

(c)preventing the process of splicing of hnRNA

(d) preventing the process of transcription.

17. Insect pest resistant Bt cotton plant was developed using  

(a) somaclonal variation

(b) micropropagation

(c)somatic hybridisation      

(d)transgenic technology.

18. RNA interference involves  

(a) synthesis of cDNA & RNA using reverse transcriptase.     

(b) silencing of specific mRNA due to complementary RNA. 

(c) interference of RNA in synthesis of DNA.

(d)synthesis of mRNA from DNA.

19. Genetically modified (GM) crops can be produced by 

(a) recombinant DNA technology

(b) somatic hybridization 

(c)cross breeding 

(d) micropropagation.

20.RNA interference is essential for the  

(a)cell proliferation    

(b) cell defence   

(c)cell differentiation         

(d) micropropagation

20. Insulin for curing diabetes should only come from animals. 

(a) True

(b) False

21. B. thuringienses bacterium which produces toxins are harmful for the bacteria.

(a) True

(b) False

21. In Bt cotton the gene responsible to make insect resistance is Cry.

(a) True

(b) False

22. Insulin has three peptide chain in prohorme stage. 

(a) True

(b) False

23. ADA deficiency can .lead to severe combined immunodeficiency.

(a) True

(b) False

24. Polymerase chain reaction helps to find criminals by detecting semen, tissue ceils etc.

25. Biopatents cannot be given for genetically modified microbes.

26. Biopiracy is the legal use of bioresources.

27. India holds the patent for neem.

28. Farmers are not entitled to sell branded seeds.

29. One Word Questions

  • Name the nematode affecting tobacco plant roots- Meloidogyne incognita.
  • Write the name of toxic protein secreted by Bacillus thuringiensis- Cry protein
  • Name the company which started selling human insulin in 1983- Eli Lilly.
  • In insulin molecule which bond joins chain A and chain B together?- Disulphide bond
  • Which method of genetic engineering can correct a defective gene during prenatal or early childhood?- Gene therapy.
  • Name the seeds produced by genetic engineering that develop into fertile plants which produce non germinable seeds- Terminator seeds.
  • Name the world’s first genetically modified non-human primate- A monkey named ANDI.
  • Who discovered insulin and from where?- Sir Edward Sharpy-Shafer (1916) from islets of Langerhans
  • The protective inoculation of dead or attenuated pathogen or its antigens is termed as : Vaccination.
  • Who helped to get patent for insecticidal properties of neem?- Vandana Shiva.

30. Match the Following

Column IColumn II
1. Polymerase chain reaction      A. Steroid  
2. Eli Lilly   B. Biological control
3. Insulin    C. Humulin
4. Cholesterol       D. Kary Mullis
5. IPM         E. Islets of Langerhens
Column IColumn II
1. Polymerase chain reaction      D. Kary Mullis
2. Eli Lilly   C. Humulin
3. Insulin    E. Islets of Langerhens
4. Cholesterol       A. Steroid
5. IPM         B. Biological control