Quiz 2021: Prelims Power Play 20 June 2021

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1. COVID Delta Variant h been classified as a variant of concern (VOC).Consider the following statements about Variant of concern and variant of interest(VOI):

  1. VOCs and VOIs are classified by respective countries based on degree of threat.
  2. Variant of Interest is a variant with Specific genetic markers that are predicted to affect transmission, diagnostics, or immune response.
  3. Variant of Concern is a variant for which there is evidence of an increase in transmissibility, more severe disease.

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2. Consider the following statements about Project crocodile:

  1. The Crocodile Conservation Project was launched in 1975 in different States.
  2. Odisha is the only state to have all the three species of the reptile i.e. gharials, muggers and saltwater crocodiles.
  3. All the three species of crocodiles in India are endangered.

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3. Consider the following statements on dilution effect in plants:

  1. ‘Dilution effect’ is caused by increased nutrient concentration of a plant in response to higher grain yield.
  2. Dilution effect may match the future nutrient requirements of the growing population in India

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4. Consider the following statements on bio fortification:

  1. Biofortification is the process by which the nutritional quality of food crops is improved through agronomic practices, conventional plant breeding, or modern biotechnology.
  2. Biofortification can be one of the measures to address the problem of ‘hidden hunger’.
  3. Biofortified crops are often more prone to pests, diseases, higher temperatures, drought and provide a low yield.

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5. Consider the following regarding gain of function research.

  1. It involves alters an organism or disease in a way that decreases the pathogenesis and transmissibility.
  2. It is used in better understanding of pandemics.
  3. It can also play an important role in vaccine development.

Which of the above statements is /are true?