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PPSC · PMS Punjab 2020

Botany

100 marks · 3 hours · 8 questions
This paper Botany · all yearsQ. 1 · Discuss the economic importance of…Q. 2 · Describe the structure of a…Q. 3 · Write a note on the…Q. 4 · Discuss the characteristic features of…Q. 5 · Describe the evolutionary tendencies of…Q. 6 · Describe the rules of Plant…Q. 7 · Give the structure and function…Q. 8 · What is polyembryony? Give its…With this paper← 20162021 →
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Q. 1
  1. (a)Discuss the economic importance of Cyanophyta [10]
  2. (b)Write a note on distribution and general characteristics of Phaeophytes [10]
(20)
Q. 2
  1. (a)Describe the structure of a fungus. How a fungal body is different from a plant [10]
  2. (b)Describe the importance of fungi for mankind [10]
(20)
Q. 3
  1. (a)Write a note on the evolution of sporophyte in Bryophytes [10]
  2. (b)Describe the differences between liverworts and mosses [10]
(20)
Q. 4
  1. (a)Discuss the characteristic features of Pteridophytes [10]
  2. (b)Write a note on evolution of seed [10]
(20)
Q. 5
  1. (a)Describe the evolutionary tendencies of Cycadophytes [10]
  2. (b)Write a note on life history of conifers [10]
(20)
Q. 6
  1. (a)Describe the rules of Plant Nomenclature [10]
  2. (b)Write a note on importance of Botanic Gardens [10]
(20)
Q. 7
  1. (a)Give the structure and function of epidermal hairs and bulliform cells [10]
  2. (b)Write a note on abnormal secondary growth in dicots [10]
(20)
Q. 8
  1. (a)What is polyembryony? Give its types and practical significance in plants [10]
  2. (b)Explain the development of micro gametophyte and male gametes in angiosperms [10]
(20)

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About this paper

The 2020 PMS Punjab Botany paper set by the PPSC. Question wording only; questions marked “Not yet checked” have not been compared with the official paper yet.

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