KHYBER PAKHTUNKHWA PUBLIC SERVICE COMMISSION
WRITTEN EXAMINATION FOR THE POSTS OF PMS OFFICER / AETO BPS-17
(2025)
BOTANY (PAPER-I)
Time Allowed: 03 Hours Total Marks: 100
Note:- Attempt any five questions. All questions carry equal marks.
Q.No.1 Differentiate between phycology and phycologist. How can you classify the algae on the basis of their structures? Elaborate your answer with suitable examples. (20)
Q.No.2 Why is the seeds dispersal important for the reproduction of plants? How are these methods helpful to enhance the diversity of plants? (20)
Q.No.3 How would you write and justify your answer on the topic of ‘ontogeny of gymnosperm and its significant effects on environment’? (20)
Q.No.4 Write down the evolution of sporophytes in the life cycle of bryophytes. Construct the life cycle of bryophytes to support your answer. (20)
Q.No.5 What is secondary growth? Draw the labelled diagram of plant secondary growth. How would it become beneficial to plant life? Write down difference between normal and abnormal secondary growth in plants. (20)
Q.No.6 Write down the salient features of modern trend in plant taxonomy. How can these trends change the mindset of the scientist in this era? (20)
Q.No.7 Write down the evolutionary tendencies of Pteridophytes and describe the beneficial aspects of these tendencies in the life history of plants. (20)
Q.No.8 Draw and label the detailed structure of the followings: (20)
i. Monocot root.
ii. Dicot root.
iii. Monocot leaf.
iv. Dicot leaf.