How many questions are to be attempted in this paper?

Out of eight questions in total, five are to be attempted. Question Nos. 1 and 5 are compulsory. Additionally, three questions must be attempted from the remaining six, with at least one from each of the two sections (A and B).

In which language should the answers be written?

Answers must be written in English only.

Are sketches allowed in the answer booklet?

Yes, neat sketches may be drawn wherever required.

Is this paper objective or descriptive?

The paper appears to be a mix of question types, including short notes and descriptive questions, as indicated by the structure and content preview.

Indian Forest Service 2020 Botany Paper II Question Paper PDF

Name: Indian Forest Service 2020 Botany Paper II Question Paper PDF
Creator: UPSC
Keywords: Indian Forest Service 2020 Botany Paper II, IFS Main 2020 Botany Question Paper, UPSC Botany Paper II PDF, Indian Forest Service Botany Previous Year Paper, Botany Paper II 2020 UPSC, IFS Exam Botany Questions, Indian Forest Service Main Exam Paper, Botany Paper for IFS, UPSC IFS 2020 Paper, Botany Syllabus IFS Main, Indian Forest Service Exam Pattern, Botany MCQ IFS, Descriptive Botany Questions IFS, Plant Science IFS Exam, Forestry Exam Botany

Central Government Jobs Other Jobs 2020

Year 2020
Conducted By UPSC
Maximum Marks 200
Duration Three Hours
Languages English

Exam Details

Detail	Information
Examination	Indian Forest Service (Main) Examination
Year	2020
Conducting Body	UPSC
Paper	Botany Paper - II
Subject	Botany
Duration	Three Hours
Maximum Marks	200
Question Type	Mixed

This is the question paper for the Indian Forest Service (Main) Examination 2020, specifically Botany Paper II. Conducted by UPSC, this paper is designed to assess candidates' in-depth knowledge of Botany. It allows a time duration of Three Hours and carries a maximum of 200 marks. The paper consists of a mix of question types, with specific instructions on the number of questions to be attempted and compulsory questions. Aspirants can use this paper to understand the exam pattern, difficulty level, and important topics for their preparation.

Major Topics Covered

Membrane proteins
Chromosomal sex determination
Trisomics
Male sterility
Plant hybrid production
Pearson's correlation coefficient
Allopolyploidy
Speciation
Plant vacuole
Lysosomes
Lysosomal storage diseases
Cell membrane transport
Cytoplasmic inheritance
Plastid inheritance
Meiosis
Recombination nodules
Statistical distributions
Gene linkage
Gene mapping
Intercellular signaling
Genetic code

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, 2020 Botany Paper - I
Indian Forest Service (Main) Examination, 2019 Botany Paper - II
Indian Forest Service (Main) Examination, 2020 General Studies Paper - I
Indian Forest Service 2020 Botany Paper II Answer Key
Indian Forest Service Botany Syllabus
UPSC Main Exam Syllabus
Indian Forest Service Main Exam Pattern
UPSC Exam Pattern

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 ONE question from each of the two Sections A and B.
The number of marks carried by a question/part is indicated against it.
Neat sketches may be drawn, wherever required.
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.
Answers must be written in ENGLISH only.

Questions (page 2)

Q1. Write short notes on the following : Membrane proteins-structure and function

Q2. (a) 20 plants. In what ways is a plant vacuole similar to a lysosome? What are lysosomal (b) 7 + 3 = 10 storage diseases? Describe various mechanisms of transport of molecules across the cell c ) 10 membrane. What are the criteria for cytoplasmic inheritance? Describe the plastid

Q3. (a) 10 + 10 = 20 inheritance in Mirabilis jalapa (four o'clock plant). (b) Describe briefly the prophase I of meiosis. What are recombination nodules? 7 + 3 = 10 What is the significance of normal, binomial and Poisson distributions of data? 10 (c) How was gene linkage discovered? Describe gene mapping by three-point test

(a)
(b) 10 + 10 = 20 inheritance in Mirabilis jalapa (four o'clock plant).
(c) Describe briefly the prophase I of meiosis. What are recombination nodules? 7 + 3 = 10 What is the significance of normal, binomial and Poisson distributions of data? 10

Q4. (a) 7 + 13 = 20 cross. 10 What are autocrine, paracrine and endocrine types of intercellular signaling? (b) "Genetic code is triplet, degenerate and universal." Explain. 10 (c) $\overline{a}$ JKLO-B-BTN/54

Question paper preview

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

Indian Forest Service Main 2020 Botany Paper II question paper page 1 instructions scan PDF download UPSC IFS — Page 1

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Frequently asked questions

What is the name of the examination?

The examination is the Indian Forest Service (Main) Examination.

What is the year of this question paper?

This question paper is from the year 2020.

Which subject does this paper cover?

This paper covers Botany, specifically Paper II.

Who conducts the Indian Forest Service Examination?

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

What is the maximum marks for Botany Paper II?

The maximum marks for Botany Paper II is 200.

What is the time allowed to complete the paper?

The time allowed to complete the paper is Three Hours.

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