Zoology KP PMS Paper II 2013

KHYBER PAKHTUNKHWA, PUBLIC SERVICE COMMISSION

COMPETITIVE EXAMINATION FOR THE POSTS OF

PROVINCIAL MANAGEMENT SERVICES (BPS-17) 2013

ZOOLOGY, PAPER-II

TIME ALLOWED: 03 HOURS MAX MARKS:100

Note: Attempt any Five questions. All questions carry equal marks

Q.1 (a) Explain the Role of DNA and RNA in protein synthesis. Discuss the process of translation in the Cell. (10)
(b) What is Cell Cycle? Explain the Cell cycle and discuss the various events of meiosis. (10)

Q.2 (a) Differentiate between breathing and Respiration. Explains the process of Transportation of Oz in man. (10)
(b)Give an account the mode of nutrition in animals. (10)

Q.3- (a)What is excretion? Discuss the various adaptation in the excretory system in animals in accordance to its environment. (10)
(b)Differentiate between various types of neuron and discuss the resting membrane potential and active membrane potential. (10)

Q.4- Explain the Nervous system of Man? (20)

Q.5 (a) What are multiple allele? State with example. (5)
(b) Describe the Linkage and crossing over with the help of suitable examples.(10)
(c) Discuss the sex determination in animals. (5)

Q.6 (a) Explain the Bio-chemical basis for the origin of life on the Earth. (15)
(b) Give an account the species concept. (5)

Q.7 What is Natural Selection? Explain the Modern concept of Natural Selection (20)

Q.8 Explains the Water Pollution and Air Pollution. What are their effects on life? (20)