BALOCHISTAN PUBLIC SERVICE COMMISSION
Samungli Road, Quetta Cantt.
COMPETITIVE EXAMINATION FOR THE POSTS OF DIVISIONAL FOREST OFFICER (B-17) IN THE BALOCHISTAN FOREST AND WILDLIFE DEPARTMENT.
Time 03 Hours June 28, 2012 Marks:150
Note: Attempt any Five Questions. Each Question carry 30 marks. Draw neat and labeled diagrams where necessary.
Q.No.1. (a)Write down in detail relationship of Protozoa, with other organisms. (20)
(b)Give and account of class Rizopoda. (10)
Q.No.2. (a)Describe the Blood composition in detail. (20)
(b)Write down the function of “Liver” (10)
Q.No.3 (a) Describe the General characteristics of Phylum Arthropoda and give the names of the various classes of the Phylum. (20)
(b)Give an account of Economic importance of insects. (10)
Q.No.4. (a) Write down in detail the various types canal system in sponges. (20)
(b)Give the General characters of Obelia geniculata and draw a neat and labeled diagram of the animal. (10)
Q.No.5. (a)Define Synapse, Explain three types of Neurons. Draw neat and labeled diagram of Neurons. (2+18)
(b)Give an account of pituitary gland. (10)
Q.No.6. (a)Write down the three fundamental, anatomical structures of chordates. (20)
(b)Write down the process of urine formation in Man. (10)
Q.No.7. (a)Discuss the different levels of organization of protein and different classes of carbohydrates. (20)
(b)Describe the Nitrogen Cycle. (10)
Q.No.8. (a)Write down the structure and functions of Mitochondria. (10)
(b)Explain the components of an Ecosystem, on the basis of Functional groups. (20)