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Q. No.Genetically modified tobacco plants were produced using Agrobacterium vectors. Which properties of Agrobacterium help in carrying nematode specific genes into the host plant?
1. Infectious for monocot plants; has Ti plasmid
2. Infectious for dicot plants; has Ti plasmid
3. Infectious for plants and animals; has Ti plasmid
4. Infectious for monocot and dicots; has cry genes
Subtopic: Bt Crops |
79%
Level 2: 60%+
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Read the following statements carefully.
How many of the above statements are correct?
1. 1
2. 2
3. 3
4. 4
| (i) | PCR is used to detect mutations in genes in suspected cancer patients. |
| (ii) | A direct method to insert a foreign gene into plant cells is micro-injection. |
| (iii) | The first transgenic cow, Rosie, produced human protein-enriched milk, i.e., 5.4 grams per litre. |
| (iv) | RNAi takes place in all eukaryotic organisms as a method of cellular defense. |
1. 1
2. 2
3. 3
4. 4
Subtopic: Molecular Diagnosis | Transgenic Microbes & Animals |
58%
Level 3: 35%-60%
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital
Match column I with column II and select the correct option.
1. a(ii), b(iv), c(i), d(iii)
2. a(i), b(ii), c(iii), d(iv)
3. a(iv), b(ii), c(i), d(iii)
4. a(ii), b(iv), c(iii), d(i)
| Column I | Column II | ||
| a. | Patent on Basmati rice by an American company | (i) | 1983 |
| b. | First clinical gene therapy | (ii) | 1997 |
| c. | Humulin by Eli Lilly Co. | (iii) | 1972 |
| d. | Construction of first recombinant DNA | (iv) | 1990 |
1. a(ii), b(iv), c(i), d(iii)
2. a(i), b(ii), c(iii), d(iv)
3. a(iv), b(ii), c(i), d(iii)
4. a(ii), b(iv), c(iii), d(i)
Subtopic: Ethical Issues |
78%
Level 2: 60%+
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital
Read the following statements carefully.
| Statement A: | Increased agricultural yields have been partly due to the use of better management practices and use of agrochemicals, but mainly due to the use of improved crop varieties. |
| Statement B: | GMOs increased reliance on chemical pesticides by producing pesticide-resistant crops. |
| 1. | Both statements A and B are correct |
| 2. | Both statements A and B are incorrect |
| 3. | Statement A is correct, B is incorrect |
| 4. | Statement A is incorrect, B is correct |
Subtopic: Intro to Agri Applications |
Level 3: 35%-60%
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital
The image given above shows _____ infestation in the roots of Nicotiana plant.
1. Platyhelminthic
2. Aschelminthic
3. Annelid
4. Insect
Subtopic: Interference RNA Tech |
60%
Level 2: 60%+
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Genes of interest can be selected from a genomic library by using:
1. Cloning vectors
2. DNA probes
3. Gene targets
4. Restriction enzymes
1. Cloning vectors
2. DNA probes
3. Gene targets
4. Restriction enzymes
Subtopic: Molecular Diagnosis |
52%
Level 3: 35%-60%
NEET - 2013
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital
Assertion (A): Clone of cells having the mutated gene doesn't appear on photographic film in autoradiography.
Reason (R): The used probes do not have complementarity with the mutated 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 (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Reason (R): The used probes do not have complementarity with the mutated 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 (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic: Molecular Diagnosis |
85%
Level 1: 80%+
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital
The process of RNA interference (RNAi) involves:
| 1. | inducing the transcription of genes by substrate |
| 2. | silencing of a specific mRNA due to a complementary dsRNA molecule |
| 3. | repressing the transcription of genes by product |
| 4. | increasing the rate of transcription by activator proteins |
Subtopic: Interference RNA Tech |
96%
Level 1: 80%+
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Consider the two statements:
| Statement I: | The proteins encoded by the genes cryIAc and cryIIAb control the corn borer. |
| Statement II: | The proteins encoded by the gene cryIAb control the cotton bollworms. |
| 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: Bt Crops |
76%
Level 2: 60%+
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The main challenge for the production of insulin using rDNA techniques was:
| 1. | culturing bacteria containing recombinant DNA in labs |
| 2. | finding suitable restriction enzymes to cut human DNA |
| 3. | isolation of DNA in pure form from a human cell |
| 4. | getting insulin assembled into a mature form |
Subtopic: Med Applications & Humulin |
86%
Level 1: 80%+
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