| Detail | Information |
|---|---|
| Examination | Indian Forest Service (Main) Examination |
| Year | 2018 |
| Conducting Body | UPSC |
| Paper | Botany Paper - I |
| Subject | Botany |
| Duration | Three Hours |
| Maximum Marks | 200 |
| Number of Questions | 8 |
| Question Type | Mixed |
This is the Botany Paper I question paper for the Indian Forest Service (Main) Examination held in 2018 by UPSC. The paper is designed to test candidates' in-depth knowledge of Botany, covering various aspects of the subject. It consists of 8 questions, out of which 5 are to be attempted, with specific compulsory questions and sectional requirements. The total maximum marks for this paper are 200, and candidates are allowed three hours to complete it. This paper is crucial for aspirants aiming to qualify for the Indian Forest Service, providing a clear understanding of the exam pattern, question types, and difficulty level.
(a) Compare loose smut with covered smut of wheat plants on the basis of symptoms, casual organism, disease cycle and disease management.
(b) Describe the evolutionary significance of various stellar structures found in Pteridophytes. Give one suitable example in each case.
(c) Describe the diversity of photosynthetic pigments found in the major classes of Algae.
(a) What are the recent developments in the use of microbes in industrial products ? Why do microbes serve as most ideal organisms in industrial applications?
(b) Explain the progressive sterilization of potentially sporogenous tissue found in Bryophyta. Add a note on the role of elaters.
(c) Describe the structure and chemical composition of TMV. How does it infect the host?
(a) Describe the organization of female cone in Pinus. Discuss on the morphological nature of ovuliferous scale.
(b) Comment on how far Selaginella advances towards seed habit.
(c) What is Systemic Acquired Resistance (SAR) ? Discuss the role of salicylic acid in SAR.
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This question paper is for the Indian Forest Service (Main) Examination.
The subject is Botany, specifically Paper I.
This question paper is from the year 2018.
The conducting body is UPSC (Union Public Service Commission).
The maximum marks for Botany Paper I is 200.
Candidates are allowed three hours to complete the paper.