Introduction of genetically modified food is not desirable because: 

(1) Allergies and toxicity may be caused

(2) Incorporation of antibiotic resistance in human beings

(3) Disturbance in metabolism due to enzyme for antibiotic resistance 

(4) All are correct

Subtopic:  Ethical Issues |
 86%
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The use of bioresources by multinational companies and other organizations without proper authorization from the countries and people concerned without compensatory payment is called:

(1) Bioethics

(2) Biopiracy

(3) Bioterror

(4) Bioweapon

Subtopic:  Ethical Issues |
 97%
From NCERT
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Which of the following is / are product(s) of genetic engineering:

A. Humulin

B. Hepatitis B vaccine prepared by yeast

C. Golden rice

D. Bt cotton

(1) A, B

(2) B, C

(3) A, B, C

(4) A, B, C, D

Subtopic:  Bt Crops | Other GM Crops | Vaccines |
 94%
From NCERT
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Which is incorrect? 

(1) Specific Bt toxin genes have been isolated from Bacillus thuringiensis. 

(2) Meloidegyne incognitia does not infect the roots of tobacco plants

(3) In mammals insulin is synthesized as a prohormone

(4) ADA deficiency can be cured by bone marrow transplantation

Subtopic:  Interference RNA Tech |
 88%
From NCERT
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Statement-I: Non-homologous DNA will attach to a DNA probe. 

Statement-II: At high temperature, two complementary DNA strands will anneal. 

(1) Only statement - I is true

(2) Only statement - II is true 

(3) Both statements - I and II are true

(4) Both statements - I and II are false

Subtopic:  Molecular Diagnosis |
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Match the following :-

Column-I Column-II
I. Biopiracy (A)  Gene therapy
II.   Retroviral vector materials   (B)   Illegal removal of biological    
III. Biopatent entities (C) Right granted for biological
IV.   Kohler and Milstein         (D)  Monoclonal antibody

1. I - B, II - A, III - D, IV - C

2. I - B, II - A, III - C, IV - D

3. I - B, II - C, III - A, IV - D

4. I - D, II - A, III - B, IV - C

Subtopic:  Gene Therapy | Ethical Issues |
 85%
From NCERT
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Match the following :-

Column-I

Column-II

I. Escherichia coli

(A) Nif gene

II. Bacillus thuringiensis

(B) Interferon

III. Rhizobium meliloti

(C) Bt toxin

IV. Pseudomonas putida

(D) Bioremediation

(1) I - B, II - A, III - D, IV - C

(2) I - B, II - A, III - C, IV - D

(3) I - B, II - C, III - A, IV - D

(4) I - D, II - A, III - B, IV - C

Subtopic:  Bt Crops | Transgenic Microbes & Animals |
 90%
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Probes are molecules of

(1) DNA

(2) RNA

(3) Proteins

(4) All of the above

Subtopic:  Molecular Diagnosis |
 67%
From NCERT
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New biotechnology utilizes new organisms developed from present organisms using
a. Mutations
b. Recombinant DNA Technology
c. Recombinations
d. All correct

Subtopic:  Transgenic Microbes & Animals |
 52%
From NCERT
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The immobilization of enzymes is achieved by
a. Killing the cells without affecting enzymes
b. Attaching the enzymes covalently to a solid support
c. Entrapping the living cells in gel
d. All of these

 75%
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