CS (Main) Exam 2017 Botany Paper I Question Paper PDF

Central Government Jobs Other Jobs 2017

  • Year 2017
  • Conducted By UPSC
  • Questions 8
  • Maximum Marks 250
  • Duration Three Hours
  • Languages Hindi & English

Exam Details

Detail Information
Examination CS (Main) Exam
Year 2017
Conducting Body UPSC
Paper Botany Paper - I
Subject Botany
Duration Three Hours
Maximum Marks 250
Number of Questions 8
Question Type Mixed

This is the Botany Paper I from the CS (Main) Examination conducted by UPSC in 2017. The paper is designed to assess candidates' in-depth knowledge of Botany, with a total maximum mark of 250 and a time duration of three hours. It consists of eight questions divided into two sections, with candidates required to answer five questions in total. Questions 1 and 5 are compulsory, and at least one question must be attempted from each section. This paper is crucial for aspirants preparing for the Civil Services Main Examination, specifically for the Botany optional subject, providing valuable insights into the types of questions asked and the expected depth of answers.

Major Topics Covered

  • Parasexuality in Fungi
  • Phycobiliproteins
  • Tetrapolar Heterothallism
  • Lichens
  • Peristome
  • Modelling in disease forecasting
  • Diplobiontic life cycle of Polysiphonia
  • Gnetum ovule
  • Female gametophyte

Why This Paper is Important

  • Useful for CS (Main) Exam 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

  • CS (Main) Exam 2016 Botany Paper I
  • CS (Main) Exam 2018 Botany Paper I
  • CS (Main) Exam 2017 Botany Paper II
  • CS (Main) Exam 2017 Botany Paper I Answer Key
  • CS (Main) Exam Botany Syllabus
  • Civil Services Exam Optional Subjects Syllabus
  • CS (Main) Exam Pattern
  • Civil Services Exam Pattern

Instructions

  • प्रश्न हैं जो दो खण्डों में विभाजित हैं तथा हिन्दी और अंग्रेज़ी दोनों में छपे हैं ।
  • परीक्षार्थी को कुल पाँच प्रश्नों के उत्तर देने हैं ।
  • प्रश्न संख्या 1 और 5 अनिवार्य हैं तथा बाकी में प्रत्येक खण्ड से कम-से-कम एक प्रश्न चुनकर किन्हीं तीन प्रश्नों के उत्तर दीजिए ।
  • प्रत्येक प्रश्न/भाग के अंक उसके सामने दिए गए हैं ।
  • प्रश्नों के उत्तर उसी प्राधिकृत माध्यम में लिखे जाने चाहिए जिसका उल्लेख आपके प्रवेश–पत्र में किया गया है, और इस माध्यम का स्पष्ट उल्लेख प्रश्न-सह-उत्तर (क्यू.सी.ए.) पुस्तिका के मुख-पृष्ठ पर निर्दिष्ट स्थान पर किया जाना चाहिए ।
  • प्राधिकृत माध्यम के अतिरिक्त अन्य किसी माध्यम में लिखे गए उत्तर पर कोई अंक नहीं मिलेंगे ।
  • प्रश्नों में शब्द सीमा, जहाँ विनिर्दिष्ट है, का अनुसरण किया जाना चाहिए ।
  • जहाँ आवश्यक हो, आरेख | चित्र उत्तर के लिए दिए गए स्थान में ही दर्शाइए ।
  • प्रश्नों के उत्तरों की गणना क्रमानुसार की जाएगी ।
  • यदि काटा नहीं हो, तो प्रश्न के उत्तर की गणना की जाएगी चाहे वह उत्तर अंशतः दिया गया हो ।
  • प्रश्न-सह-उत्तर पुस्तिका में खाली छोड़ा हुआ पृष्ठ या उसके अंश को स्पष्ट रूप से काटा जाना चाहिए ।

  • There are EIGHT questions divided in TWO SECTIONS and printed both in HINDI and in ENGLISH.
  • Candidate has to attempt FIVE questions in all.
  • Questions no. 1 and 5 are compulsory and out of the remaining, any THREE are to be attempted choosing at least ONE question from each section.
  • The number of marks carried by a question / part is indicated against it.
  • Answers must be written in the medium authorized in the Admission Certificate which must be stated clearly on the cover of this Question-cum-Answer (QCA) Booklet in the space provided.
  • No marks will be given for answers written in a medium other than the authorized one.
  • Word limit in questions, wherever specified, should be adhered to.
  • Diagrams/figures, wherever required, may be drawn in the space provided for answering the question itself.
  • 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.

Questions (page 2)

Section A

Q1. निम्नलिखित प्रत्येक का लगभग 150 शब्दों में वर्णन कीजिए :
Describe the following in about 150 words each :

(a) कवकों में परालैंगिकता
Parasexuality in Fungi

(b) फाइकोबिलिप्रोटीन
Phycobiliproteins

(c) चतुर्ध्रुवीय विषमथैलसता
Tetrapolar Heterothallism

(d) लाइकेनों के प्रमुख लक्षण
Salient features of Lichens

(e) परिमुख (पेरिस्टोम)
Peristome

Section A

Q2.

(a) प्रतिरूपण (मॉडलिंग) से क्या अभिप्राय है तथा यह रोग के पूर्वानुमान में कैसे सहायक है ?
What is meant by Modelling and how does it help in disease forecasting?

(b) पॉलीसाइफोनिया के अधि-द्विगुणित जीवन चक्र का वर्णन कीजिए ।
Describe the diplobiontic life cycle of Polysiphonia.

(c) नीटम के बीजांड के अनुदैर्घ्य-काट (एल.एस.) का सुनामांकित रेखाचित्र बनाइए और साथ ही इसके स्त्री युग्मकोद्भिद का संक्षेप में वर्णन कीजिए ।
Draw a well-labelled diagram of L.S. of Gnetum ovule and briefly describe its female gametophyte also.

Question paper preview

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

Page 1
CS Main 2017 Botany Paper I question paper page 1 instructions scan PDF download. Includes exam details and instructions in Hindi and English.
Page 2
CS Main 2017 Botany Paper I question paper page 1 instructions scan PDF download. Includes exam details and instructions in Hindi and English.

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Frequently asked questions

What is the name of the exam?

The exam is the CS (Main) Exam.

Which year is this question paper from?

This question paper is from the year 2017.

Who conducts the CS (Main) Exam?

The CS (Main) Exam is conducted by UPSC.

What is the subject of this paper?

The subject of this paper is Botany, specifically Paper I.

What is the maximum marks for Botany Paper I?

The maximum marks for Botany Paper I is 250.

What is the time allowed for this paper?

The time allowed for this paper is Three Hours.

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