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Q. No.The first bioinsecticide is generally considered to be:
1. Bacillus thuringiensis
2. Agrobacterium tumefaciens
3. Paecilomyces fumosoroseus
4. Trichoderma harzianum
Subtopic: Bt Crops |
86%
From NCERT
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Retroviruses:
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
| I: | contain ssRNA as their genetic material. |
| II: | have the presence of reverse transcriptase, an enzyme that transcribes RNA into DNA. |
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Gene Therapy |
82%
From NCERT
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Consider the given two statements:
| Statement I: | RNA interference (RNAi) is a biological process that regulates gene expression. |
| Statement II: | RNAi takes place only in plants as a method of cellular defense. |
| 1. | Statement I is correct; Statement II is correct |
| 2. | Statement I is incorrect; Statement II is correct |
| 3. | Statement I is correct; Statement II is incorrect |
| 4. | Statement I is incorrect; Statement II is incorrect |
Subtopic: Interference RNA Tech |
64%
From NCERT
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Which of the following was the first human hormone produced by recombinant DNA technology?
1. Erythropoietin
2. Human growth hormone
3. Human insulin
4. Thyroxine
1. Erythropoietin
2. Human growth hormone
3. Human insulin
4. Thyroxine
Subtopic: Med Applications & Humulin |
95%
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Consider the given two statements:
| Assertion (A): | The milk of Rosie, the first transgenic cow, was nutritionally a more balanced product for human babies than natural cow milk. |
| Reason (R): | The milk of Rosie, the first transgenic cow, contained alpha-1-antitrypsin used to treat emphysema. |
| 1. | Both (A) and (R) are True and (R) correctly explains (A) |
| 2. | Both (A) and (R) are True and (R) does not correctly explain (A) |
| 3. | (A) is True, (R) is False |
| 4. | (A) is False, (R) is False |
Subtopic: Transgenic Microbes & Animals |
81%
From NCERT
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What option is of no practical use in treating the deficiency of enzyme adenosine deaminase [ADA]?
1. Bone marrow transplant
2. Enzyme replacement therapy
3. Blood transfusion
4. Gene therapy
1. Bone marrow transplant
2. Enzyme replacement therapy
3. Blood transfusion
4. Gene therapy
Subtopic: Gene Therapy |
83%
From NCERT
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Consider the given two statements:
| Assertion (A): | Application of genetic engineering in plant and animal breeding confers an important advantage over traditional hybridization. |
| Reason (R): | Unlike traditional hybridisation, genetic engineering ensures inclusion of only desirable genes without introducing undesirable ones. |
| 1. | Both (A) and (R) are True and (R) correctly explains (A) |
| 2. | Both (A) and (R) are True but (R) does not correctly explain (A) |
| 3. | (A) is True, (R) is False |
| 4. | (A) is False, (R) is True |
Subtopic: Intro to Agri Applications |
93%
From NCERT
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Transgenic animals are genetically modified to:
| 1. | Decrease their susceptibility to diseases for research purposes. |
| 2. | Produce substances that are useful for medical applications. |
| 3. | Decrease their growth rate to study developmental processes. |
| 4. | Reproduce through asexual means, increasing population uniformity. |
Subtopic: Transgenic Microbes & Animals |
50%
From NCERT
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Bacillus thuringiensis is a:
| 1. | Gram negative pathogen causing serious infections in humans |
| 2. | Bio-insecticide |
| 3. | Model organism for studying developmental genetics |
| 4. | Pro-biotic |
Subtopic: Bt Crops |
92%
From NCERT
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Consider the given two statements:
| Assertion (A): | RNA interference (RNAi) can be used to silence specific genes in an organism |
| Reason (R): | RNAi involves the use of single-stranded RNA molecules that are complementary to the DNA sequences of the target gene. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A) |
| 2. | Both (A) and (R) are True but (R) is NOT the correct explanation of (R) |
| 3. | (A) is True but (R) is False |
| 4. | (A) is False but (R) is True |
Subtopic: Interference RNA Tech |
71%
From NCERT
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