Past Paper Punjab University 2010 BSC Botany Paper D

Past Paper Punjab University 2010 BSC Botany Paper C

Welcome to Taleem E Pakistan BSC Botany Paper C 2010 Botany Medium Punjab University Section, the largest collection of PU Botany Past Papers, that provides to the educational needs of all students to enable them to study at their own way. Scroll down to watch Punjab University BSC Botany Paper C 2010 Past Paper.


Subject: BOTANY (New Course) (BSC)

Time: 3 Hrs Paper: C

Attempt any FIVE questions in all but not more than three from any Section.


Question # 1

(A) What is plant growth? Discuss the role of Auxins and Gibberellins in regulating growth.
(B) Write a short note on passive and active transport of nutrients.

Question # 2

(A) What is Transpiration? Give an account of its types, importance and factors affecting it.
(B) Write a short note on plant tissue culture.

Question # 3

(A) Write a short note on Glycolysis and respiration.
(B) Give a brief account of Nastic moverner.

Question # 4

(A) What is Vernalization? Briefly discribe the concept and phasic development theory
(B) What is Photoperiodism. Discuss the role of Phytochromes in flowering.

Question # 5

(A) Briefly discuss mechanism of Photosynthesis.
(B) Write a brief note on nature and properties of Enzymes.


Question # 6

(A) What is soil Erosion? Discuss soil Erosion by water and its control.
(B) Write a short note on Biodiversity.

Question # 7

(A) What is soil,structure? Discuss its importance.
(b) Write a short note on environmental pollution.

Question # 8

(A) Define plant succession. Give brief account of Xerosere With emphasis on climax.
(B) What is precipitation and its different types?

Question # 9

(A) Define Biogeochemical cycles. Give an illustrated account of Nitrogen cycle.
(B) Give an account of Alpine veetaiion of Pakistan in relation to environmental conditions.

Question # 10

(A) What is plant community? Briefly discuss its synthetic characteristics
(B) Give an account of eco-physiological responses of plants to light.

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