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 |
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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 |
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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.
Subtopic:  Molecular Diagnosis |
 83%
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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.
Subtopic:  Bt Crops |
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Assertion (A): RNA interference takes place in all eukaryotic organisms as a method of cellular defense.
Reason (R): This method involves ds RNA which prevent transcriptional process.
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:  Interference RNA Tech |
From NCERT
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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 |
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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 |
 75%
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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%
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The first clinical gene therapy was given in 1990 to a 4-year-old girl with:
1. adenosine deaminase (ADA) deficiency
2. alpha-1-antitrypsin deficiency
3. phenylalanine hydroxylase deficiency
4. homogentisic acid oxidase deficiency  
Subtopic:  Gene Therapy |
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ELISA stands for:
1. Easily Located Immuno Specific Antigen
2. Early Live Inactive Surface Antigen
3. Energy Loaded Intermediate Site on Apoenzyme
4. Enzyme-Linked Immuno Sorbent Assay
Subtopic:  Molecular Diagnosis |
 96%
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