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GS Paper IUPSC Prelims 1998
Health & Medicine
Question No. 311Interactive Test Mode
00:00
+2-0.66

Q311. Match the names of outstanding Indian scientists given in List I with area of their specialized work given in List II and select the correct answer by using the codes given below the lists: | List- I | List-II | | :--- | :--- | | A. Dr. Raja Ramanna | 1. Plant chemistry | | B. Dr. M.S. Swaminathan | 2. Nuclear physics | | C. Prof. U.R Rao | 3. Thermodynamics & astrophysics | | D. Prof. Meghnad Saha | 4. Space research | | | 5. Agricultural science | Codes:

Match the names of outstanding Indian scientists given in List I with area of their specialized work given in List II and select the correct answer by using the codes given below the lists:

List- IList-II
A. Dr. Raja Ramanna1. Plant chemistry
B. Dr. M.S. Swaminathan2. Nuclear physics
C. Prof. U.R Rao3. Thermodynamics & astrophysics
D. Prof. Meghnad Saha4. Space research
5. Agricultural science

Codes:

Select the correct option below (or cross out options to eliminate)
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Official Answer Key & Detailed Solution

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Official UPSC Answer KeyUPSC Prelims 1998 • Science and Technology

Correct Answer: Option (C) — A-2; B-5; C-4; D-3

Concept & Option Breakdown

Standard Reference Verified
  • A matches 2: Dr. Raja Ramanna was a prominent nuclear physicist who directed India's peaceful nuclear test (Pokhran-I in 1974).
  • B matches 5: Dr. M. S. Swaminathan was an eminent agricultural scientist and leader of the Green Revolution in India.
  • C matches 4: Prof. U. R. Rao was a space scientist and ISRO chairman who oversaw the development of early Indian satellites, starting with Aryabhata.
  • D matches 3: Prof. Meghnad Saha was an astrophysicist renowned for formulating the Saha Ionization Equation relating thermal ionization to stellar spectra.
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Question Specifications & Syllabus Mapping

Examination & YearUPSC Civil Services Preliminary Examination 1998 (Q311)
Paper & Marking SchemeGS Paper I • 2 Marks (-0.66 Negative for incorrect response)
Syllabus Subject & TopicScience and Technology → Health & Medicine
Official Answer KeyOption (C) — A-2; B-5; C-4; D-3

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Frequently Asked Questions — UPSC Prelims 1998 Q311

What is the official answer for UPSC Prelims 1998 GS Paper I Question 311 (Science and Technology)?

The official UPSC answer key for this 1998 Science and Technology (Health & Medicine) question is Option (C): "A-2; B-5; C-4; D-3". Correct attempts carry 2 Marks with -0.66 Negative penalty for wrong answers.

Which UPSC Prelims syllabus topic does this 1998 question belong to?

This question belongs to GS Paper I under the subject "Science and Technology" and micro-topic "Health & Medicine". You can explore all repeated questions from Health & Medicine in Acme AI's 3D Prelims PYQ Realm or practice 50 full-length and sectional tests in the APT Prelims Test Series.

How can I solve this Health & Medicine UPSC Prelims question using option elimination?

To solve Health & Medicine questions in UPSC Prelims, identify extreme modifiers, verify core NCERT conceptual definitions, and eliminate mutually contradictory statement pairs before locking your final option.

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