How many questions are compulsory in this paper?

Questions no. 1 and 5 are compulsory.

How many questions must be attempted in total?

Candidates are required to attempt 5 questions in total.

Are there any specific section-wise attempt requirements?

Yes, out of the remaining six questions (after compulsory ones), three must be attempted by selecting at least one question from each of the two sections, A and B.

In which language should the answers be written?

Answers must be written in English only.

Does this paper contain objective or descriptive questions?

Based on the visible questions, this paper appears to be descriptive or mixed, with questions requiring detailed explanations and accounts.

What is the paper code mentioned on the question paper?

The paper code mentioned is ZCVB-B-ZOLY.

Indian Forest Service Zoology Paper II 2021 Question Paper PDF

Name: Indian Forest Service Zoology Paper II 2021 Question Paper PDF
Creator: UPSC
Keywords: Indian Forest Service Zoology Paper II 2021, IFS Main Zoology Paper 2 2021, UPSC Zoology Question Paper 2021, Zoology Paper II Previous Year Paper, IFS 2021 Zoology Exam Paper, Indian Forest Service Exam Paper PDF, UPSC Main Exam Zoology, Zoology Paper II UPSC, 2021 IFS Main Zoology, Download IFS Zoology Paper

Central Government Jobs Other Jobs 2021

Year 2021
Conducted By UPSC
Questions 8
Maximum Marks 200
Duration Three Hours
Languages English

Exam Details

Detail	Information
Examination	Indian Forest Service (Main) Examination
Year	2021
Conducting Body	UPSC
Paper	Zoology Paper – II
Subject	Zoology
Duration	Three Hours
Maximum Marks	200
Number of Questions	8
Question Type	Mixed

This is the question paper for the Indian Forest Service (Main) Examination 2021, specifically for Zoology Paper II. Conducted by UPSC, this paper is designed to assess candidates' in-depth knowledge of zoological concepts. It comprises a total of 8 questions, with candidates required to attempt 5. Questions 1 and 5 are compulsory, and from the remaining six, three must be answered by selecting at least one from each of the two sections, A and B. The paper carries a maximum of 200 marks and allows a duration of three hours for completion. This paper is crucial for aspirants aiming for a career in the Indian Forest Service, providing insights into the exam pattern and difficulty level.

Major Topics Covered

Genetic Code
Protein Movement
Golgi Apparatus
Zoological Nomenclature
Geographical Isolation
Reproductive Isolation
Speciation
Intercellular Junctions
Chromosome Movements
Operon
Lac-operon
Proboscideans
Linkage
Continental Drift
Endocytosis
DNA Fingerprinting
Mimicry
Nuclear Envelope

Why This Paper is Important

Useful for Indian Forest Service (Main) Examination preparation
Helps understand the latest exam pattern
Useful for practice and self-assessment
Covers frequently asked General Studies topics
Helpful for analysing question trends

Related Resources

Indian Forest Service (Main) Examination, 2021 Zoology Paper – I
Indian Forest Service (Main) Examination, 2020 Zoology Paper – II
Civil Services Examination, 2021 Zoology Optional Paper
Indian Forest Service (Main) Examination, 2021 Zoology Paper – II Answer Key
Indian Forest Service (Main) Examination Zoology Syllabus
Indian Forest Service (Main) Examination Pattern
Indian Forest Service (Preliminary) Examination
Civil Services Examination

Instructions

There are EIGHT questions in all, out of which FIVE are to be attempted.
Out of the remaining SIX questions, THREE are to be attempted selecting at least \bf{ONE} question from each of the two Sections A and B.
Attempts of questions shall be counted in sequential order.
Unless struck off, attempt of a question shall be counted even if attempted partly.
Any page or portion of the page left blank in the Question-cum-Answer Booklet must be clearly struck off.
The number of marks carried by a question/part is indicated against it.
Neat sketches may be drawn, wherever required.
Answers must be written in ENGLISH only.

Questions (page 2)

Q2.

(a) Explain molecular mechanism of chromosome movements in eukaryotes.

(b) What is an Operon? Explain how a polycistronic structural gene is regulated by a common promoter and a combination of regulatory genes in a lac-operon.

Q3.

(a) Define Linkage. Give an illustrated account of complete, incomplete and sex linkages.

(b) How does continental drift theory explain the discontinuous and restricted distribution of organisms?

Q4.

(a) Describe the principle, procedure and applications of DNA fingerprinting.

(b) Define Mimicry. Enlist its causes. Explain different types of mimicry with suitable examples.

Question paper preview

Scanned pages 1–2 for reference. Download the official PDF for the full paper.

Indian Forest Service (Main) Examination 2021 Zoology Paper II question paper page 1 scan, showing exam details, paper code ZCVB-B-ZOLY, marks, time, and instructions. UPSC IFS exam paper PDF download. — Page 1

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Frequently asked questions

What is the name of the exam for which this question paper is intended?

This question paper is for the Indian Forest Service (Main) Examination, 2021.

Which paper is this question paper?

This is Zoology Paper – II.

Who conducts the Indian Forest Service Examination?

The Indian Forest Service Examination is conducted by the UPSC (Union Public Service Commission).

What is the maximum number of marks for this paper?

The maximum marks for Zoology Paper – II is 200.

What is the time duration allowed for this paper?

The time allowed for this paper is Three Hours.

How many questions are there in total in this paper?

There are a total of 8 questions in this paper.

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