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BZYET-143 EM 2024 SOLVED ASSIGNMENT

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Bachelor’s Degree Programme
(BSCG)
INSECT VECTORS AND VECTOR BORNE DISEASES
ASSIGNMENT
INSECT VECTORS AND VECTOR BORNE DISEASES
Course Code: BZYET-143
Assignment Code: BZYET-143/TMA/2024
ENG MED

Description

Bachelor’s Degree Programme
(BSCG)
INSECT VECTORS AND VECTOR BORNE DISEASES
ASSIGNMENT
INSECT VECTORS AND VECTOR BORNE DISEASES
Course Code: BZYET-143
Assignment Code: BZYET-143/TMA/2024
Maximum Marks: 100
Note: Attempt all questions. The marks for each question are indicated against it.
1. i) Give two examples of insects for each of the following types of
metamorphosis:
a) No metamorphosis: ………………………………………
b) Incomplete metamorphosis: ……………………………..
c) Complete metamorphosis: ……………………………….
ii) Give the different developmental stages in the following insects:
a) Silver fish: ………………………………………………..
b) Grass hopper: ……………………………………………
(6)
(4)
2. a) Differentiate between:
i) Propagative Transmission and Cyclopropagative Transmission
ii) Cyclodevelopmental Transmission and Vertical Transmission
b) Answer the following questions:
i) Name the reduced hindwings of diptera and write their functions.
ii) How do mosquitoes detect their host for sucking of blood?
(5)
(5)
3. a) Name a hemimetabolous order which is exclusively parasitic. Explain its
morphological features in brief.
b) Write the important features of Order Siphonaptera which make them
important disease vectors.
(5)
(5)
4. Write short notes on the following:
a) Prevention /control measures of fleas.
b) Typhus fever
c) Tunga penetrans
d) Yersinia pestis transmission
(10)
5. a) Distinguish between the following:
i) Pediculus humanus corporis and Pediculus humanus capitis
ii) Male and Female body louse
b) Explain the role of Reduviid bug as a biological vector in the
transmission of Chagas disease.
(5)
(5)
6. a) Explain the epidemiology of malarial parasite. (5)
4
b) Discuss the preventive and control measures of Anopheles mosquito. (5)
7. Draw a labeled diagram of:
a) Life cycle of JE
b) Filarial worm transmission Cycle
(10)
8. Give difference between the following:
a) Extrinsic incubation period and intrinsic incubation period
b) Transverse and vertical transmission
c) Urban cycle and sylvatic cycle
(10)
9. Write short notes on:
a) Traps used for controlling houseflies
b) Cultural control of Musca
c) Chemical control of housefly
d) Myiasis
(10)
10. a) Explain the concept of Integrated Vector Management.
b) How can the disease vectors be genetically manipulated to reduce their
population?

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