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PPSC 2013 — Science and Technology Questions with Answers

All 9 Science and Technology previous-year questions from PPSC 2013, each with the correct answer and a full explanation. Practise them as a free, timed mock test with instant scoring.

1. Q1.Space Technology

   Discuss the payload associated with Indian Mars orbital mission to determine physical characteristics of Mars.

2. Q2.Biotechnology

   What are the main goals of Plant Biotechnology? List various kinds of transgenic plants which have been generated using the knowledge of biotechnological principles.

3. Q3.Biotechnology

   What are stem cells, and why are they important? What are the potential uses of human stem cells and the obstacles that must be overcome to use them successfully?

4. Q4.Biotechnology

   What is first and second generation biofuels? How agricultural biotechnology helps to produce biofuels?

5. Q5.Information Technology

   Define artificial intelligence and explain its application in medical clinics.

6. Q6.Nuclear Technology

   "Kodankulam Nuclear Power Plant is unsafe and Indian Fukushima cannot be ruled out." In view of this statement, discuss the controversy regarding the establishment of nuclear power plant.

7. Q7.Biotechnology

   a) What are natural killer cells? What role they play in the defense of the body? b) Write a note on biopharmaceutical and pharmacogenomics.

8. Q8.Biotechnology

   a) Enumerate the applications of bio-technology in health care. b) Is it better to be naturally infected than vaccination? Discuss.

9. Q9.Health and Disease

   a) What do you understand by Vector borne diseases? b) What are the challenges in the control of Vector borne diseases?