Q. No.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
2. B, C
3. A, B, C
4. A, B, C, D
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
| 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 |
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
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
New biotechnology utilizes new organisms developed from present organisms using
| 1. | Mutations |
| 2. | Recombinant DNA Technology |
| 3. | Recombinations |
| 4. | All correct |
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
A genetically engineered micro-organism which has found extensive use in bioremediation oil spills is a species of
1. Trichoderma
2. Mucuna
3. Pseudomonas
4. Bacillus
Incorporation of the gene for phytoene synthase and carotene desaturase to make a particular variety of yellowish rice has proven useful in the treatment of-
| 1. | Congenital heart disease |
| 2. | Night blindness |
| 3. | Xeroderma |
| 4. | Phrenoderma |
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