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GS Paper IUPSC Prelims 2021
Biotechnology & Genetics
Question No. 8Interactive Test Mode
00:00
+2-0.66

Q8. Bollgard I and Bollgard II technologies are mentioned in the context of:

Bollgard I and Bollgard II technologies are mentioned in the context of:

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 2021 • Science and Technology

Correct Answer: Option (B) — Developing genetically modified crop plants

Concept & Option Breakdown

Standard Reference Verified

Bollgard I and Bollgard II are genetically modified (GM) cotton technologies developed to protect crops against insect pests like bollworms. Bollgard I contains a single Cry1Ac gene from the soil bacterium Bacillus thuringiensis (Bt), while Bollgard II incorporates two Bt genes (Cry1Ac and Cry2Ab) for broader pest resistance.

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Question Specifications & Syllabus Mapping

Examination & YearUPSC Civil Services Preliminary Examination 2021 (Q8)
Paper & Marking SchemeGS Paper I • 2 Marks (-0.66 Negative for incorrect response)
Syllabus Subject & TopicScience and Technology → Biotechnology & Genetics
Official Answer KeyOption (B) — Developing genetically modified crop plants

Related & Repeated Prelims PYQs (6)

Questions from other UPSC Prelims years testing the same or closely linked concept.

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2000 • Q2986% Match

Insect-resistant cotton plants have been genetically engineered by inserting a gene from a /an

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2001 • Q2785% Match

The American multinational company, Monsanto, has produced an insect-resistant cotton variety that is undergoing field trials in India. A toxic gene from which

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1999 • Q3183% Match

Assertion (A): Insect resistant transgenic cotton has been produced by inserting Bt gene. Reason (R): The Bt gene is derived from a bacterium.

Science and Technology • Biotechnology & GeneticsSolve
1999 • Q21183% Match

Assertion (A) : Insect resistant transgenic cotton has been produced by inserting Bt gene. Reason (R) : The Bt gene is derived from a bacterium.

Geography • Indian GeographySolve
2011 • Q21283% Match

A genetically engineered form of brinjal, known as the Bt-brinjal, has been developed. The objective of this is:

Science and Technology • Biotechnology & GeneticsSolve
2017 • Q1181% Match

What is the application of Somatic Cell Nuclear Transfer Technology?

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Frequently Asked Questions — UPSC Prelims 2021 Q8

What is the official answer for UPSC Prelims 2021 GS Paper I Question 8 (Science and Technology)?

The official UPSC answer key for this 2021 Science and Technology (Biotechnology & Genetics) question is Option (B): "Developing genetically modified crop plants". Correct attempts carry 2 Marks with -0.66 Negative penalty for wrong answers.

Which UPSC Prelims syllabus topic does this 2021 question belong to?

This question belongs to GS Paper I under the subject "Science and Technology" and micro-topic "Biotechnology & Genetics". You can explore all repeated questions from Biotechnology & Genetics 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 Biotechnology & Genetics UPSC Prelims question using option elimination?

To solve Biotechnology & Genetics 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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