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Q. No.Subtopic: Med Applications & Humulin |
93%
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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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
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 |
76%
From NCERT
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Read the following statements carefully.
(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.
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.
How many of the above statements are correct?
1. 1
2. 2
3. 3
4. 4
Subtopic: Molecular Diagnosis | Transgenic Microbes & Animals |
56%
From NCERT
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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%
From NCERT
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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
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 |
From NCERT
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The image given above shows _____ infestation in the roots of Nicotiana plant.
1. Platyhelminthic
2. Aschelminthic
3. Annelid
4. Insect
Subtopic: Interference RNA Tech |
57%
From NCERT
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Milk of transgenic 'Cow Rosie' was nutritionally more balanced product for human babies than natural cow milk because it contained:
1. Human protein \(\alpha\) –1–antitrypsin.
2. Human alpha–lactalbumin.
3. Human insulin–like growth factor.
4. Human enzyme Adenosine Deaminase (ADA).
1. Human protein \(\alpha\) –1–antitrypsin.
2. Human alpha–lactalbumin.
3. Human insulin–like growth factor.
4. Human enzyme Adenosine Deaminase (ADA).
Subtopic: Transgenic Microbes & Animals |
80%
From NCERT
NEET - 2022
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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NEET 2021 - Achiever Batch - Aryan Raj Singh
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 |
82%
From NCERT
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Given below are two statements :
Statement I: Proteins encoded by genes cryIAc and cryllAb control corn borer, that of crylAb control the cotton bollworms
Statement II: Bt toxin protein exist as inactive protoxins but once an insect ingests the inactive toxin, it is converted into an active form of toxin due to the alkaline pH of the gut
In light of the above statements, choose the most appropriate answer from the options given below:
1. Both Statement I and Statement II are true
2. Both Statement I and Statement II are false
3. Statement I is true and Statement II is false
4. Statement I is false but Statement II is true
Statement I: Proteins encoded by genes cryIAc and cryllAb control corn borer, that of crylAb control the cotton bollworms
Statement II: Bt toxin protein exist as inactive protoxins but once an insect ingests the inactive toxin, it is converted into an active form of toxin due to the alkaline pH of the gut
In light of the above statements, choose the most appropriate answer from the options given below:
1. Both Statement I and Statement II are true
2. Both Statement I and Statement II are false
3. Statement I is true and Statement II is false
4. Statement I is false but Statement II is true
Subtopic: Bt Crops |
77%
From NCERT
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Assertion (A): Bt toxin are protein crystals containing insecticidal protein
Reason (R): B. thuringiensis forms these protein crystals continuously during their growth period
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. Both (A) and (R) are false.
Reason (R): B. thuringiensis forms these protein crystals continuously during their growth period
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. Both (A) and (R) are false.
Subtopic: Bt Crops |
58%
From NCERT
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