BZYET-143 INSECT VECTORS AND VECTORBORNE DISEASES in English Solved Question Paper June 2023

BZYET-143 INSECT VECTORS AND VECTORBORNE DISEASES in English Solved Question Paper June 2023

INSECT VECTORS AND VECTORBORNE DISEASES
Course Code: BZYET-143

1. (i) Give one line answer for each of the
following : 5×1=5
(a) Insects are also called as hexapods.
Why ?
(b) Write one most important
characteristic of holometabolous
insect.
(c) What is vectorial capacity ?
(d) Name two important medically
important insect orders.
(e) Write one important morphological
difference between bedbug and
Reduviid bug.
(ii) Match the items given in Column A with
that of Column B : 5×1=5
Column A Column B
(I) Honeybee (A) Malaria
(II) Anopheles (B) Pollen-basket
(III) Collembola (C) Malpighian
tubules
(IV) Culex (D) Apterygota
(V) Excretory
organ
(E) JE (Japanese
Encephalitis)
2. Write short notes on the following : 4×21
2
=10
(i) Mouthpart modifications in insects
(ii) Types of antennae in insects
(iii) Typical structure of insect wing
(iv) Leg modifications in insects
3. Differentiate between the following pairs of
terms : 4×21
2
=10
(i) Apterygota and Pterygota
(ii) Mechanical and Biological vector
(iii) Eggs of Aedes and Anopheles mosquitoes
(iv) Sandflies and Houseflies
4. (i) Explain medical importance of lice. 5
(ii) Discuss prevention and control methods of
Culex mosquitoes. 5
5. List five diseases transmitted by Aedes
mosquitoes. Discuss symptoms of any two
diseases and their control measures. 10
6. Define Integrated Vector Management (IVM).
Explain different types of vector control
methods of IVM. 10
7. (i) Discuss the role of bugs as mechanical and
biological vectors in the transmission of
diseases. 5
(ii) Explain the life cycle of flea