CSS Zoology Past Paper 2019
PART-2(Subjective) 80 Marks
Attempt ONLY FOUR Questions from PART-II. (20×4)
PART-II
Q. No. 2 Discuss emerging vector-borne zoonotic diseases of public health importance. Describe the impact of climate change on vector-borne diseases.
Q. No. 3 How are the members of Chordates different from Hemichordates? Name five hallmarks shared by all chordates and describe the functions of each.
Q. No. 4 What is the difference between bird’s migration and navigation? Discuss the navigational resources used by different bird species in long-distance migration.
Q. No. 5 How do gene mutations differ from chromosomal aberrations? Discuss the type(s) of mutation responsible for new variation of a trait.
Q. No. 6 Discuss sexual and asexual reproduction in protozoa. Explain parthenogenesis.
Q. No. 7 Describe the Fluid-Mosaic Model of the plasma membrane. What are the different types of movements across the plasma membrane?
Q. No. 8 Discuss the structure and functions of different types of neurons. Describe the general pathway for the flow of information within the nervous system.