Science and Technology-Bio-Technology [IAS (Admin.) IAS Mains GS Paper 3 (Science-Tech, Economy, Environment, & Disaster Management)]: Questions 1 - 5 of 5

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Question 1

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Appeared in Year: 2017

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Essay▾

Why there is so much activity in the field of biotechnology in our country. How has this activity benefited the field of biopharma?

Explanation

Biotechnology is the use of biological systems found in organisms or the use of the living organisms themselves to make technological advances and adopt those technologies to various different fields.

  • It includes applications in various fields from agricultural practices to the medical sector.
  • Types of biotechnology:
    • Medical biotechnology:
      • Medical biot…

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Question 2

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Appeared in Year: 2017

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Stem cell therapy is gaining popularity in India to treat a wide variety of medical conditions including Leukaemia, Thalassemia, damaged cornea and several burns. Describe briefly what stem cell therapy is and what advantages it has over other treatments?

Explanation

Stem cell therapy:

  • The goal of any stem cell therapy is to repair a damaged tissue that can՚t heal itself.
  • Stem cell therapy involve simply transplanting cells into the body and directing them to grow new, healthy tissue.
  • It may also be possible to coax stem cells already in the body to work overtime and produce new tissues.
  • A number of stem cell thera…

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Question 3

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What are the problems related to the rehabilitation of the mentally challenged persons in India?

Explanation

Mentally challenged persons are suffering from some deficiency of brain or nervous system.

  • They are to be protected and Rehabilitation is required to government programmers.
  • Through efficient machineries various schemes and policies are required to be implemented.
  • Some main challenges are:
    • If proper treatment is delivered they can be well cured, accord…

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Question 4

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In your opinion, why do diseases such as malaria and TB persist across the globe? Discuss the recent advances in science and technology made to fight these infectious diseases. (250 Words)

Explanation

In the recent times communicable diseases such as malaria , TB etc has played havoc globally leading to increased burden of diseases, burden on exchequer, increased mortality etc.

Why Do Such Diseases Persists Globally?

Global Warming:

Rise in global temperature has increased population of mosquitoes as these are now more adapted to resist.

Poor Health…

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Question 5

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What is DNA barcoding? Discuss their applications, especially in conservation. (250 Words)

Explanation

DNA barcoding is a taxonomic method that uses short genetic marker to identify the particular species it belongs to.

DNA form a standardized region of the genome and that DNA sequence can be used to identify different species. DNA barcoding is thus used to identify unknown samples by looking at a pre-existing classification

Applications:

Containing Il…

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