MCQ ON ELEPHANTIASIS / FILARIASIS / FILARIAS class 12 for NEET | GASTRULATION class 12 | MCQ MALARIA with Answer | Check the below NCERT MCQ question for class 12 Biology based on the with Answers.
MCQ on ELEPHANTIASIS/FILARIASIS/FILARIA class 12 Biology with answers were prepared based on the latest pattern.We have provided class 12 Biology MCQs question with Answers to help students understand the concept very well.
MCQ ON ELEPHANTIASIS / FILARIASIS / FILARIAS class 12 for NEET
MCQ ON ELEPHANTIASIS/FILARIASIS/FILARIA is useful for NEET / CSIR / UGC / CBSE / ICSE / AIIMS / EXAM / AFMC EXAM / STATE LEVEL MEDICAL EXAM/ KVS PGT BIOLOGY / NVS PGT BIOLOGY EXAM 2022-23 , 2023-24
INTRODUCTION:-
Elephantiasis is a tropical , infectious helminthic disease where the parasite lives inside lypmh vessels , connective tissue or mesentery but the young ones migrate to blood vessels for being picked up mosquito to turn them into infective form.
Filaria is quite common in warm countries.
The elephantiasis is due to nematode Wuchereria bancrofti .Other species are Brugia malayi and Brugia timori.
The disease spread by them are respectively called Bancroftian filariasis and burgian filariasis.
The pathogenen is spread from one human beings to another through mosquito like culex in case of Bancroftian filariasis and masonia in case of burgian filariasis.
MCQ ON ELEPHANTIASIS/FILARIASIS/FILARIA class 12 for NEET/KVS PGT BIOLOGY / NVS PGT BIOLOGY
1. Elephantiasis is caused by
(a) nematoda
(b) diplococcus
(c) tetani
(d) Neisseria
Ans (a) nematoda
2. Wuchereria the filarial worms causes a slowly developing chronic inflammation of the organ in which they live for many years , usually the lymphatic vessels of the lower limbs and the disease is called
(a) malaria
(b) typhoid
(c) Cholera
(d) elephantiasis or filariasis
Ans. (d) elephantiasis or filariasis
3. Elephantiasis is spread from one human to another through mosquito like
(a) culex
(b) Anopheles
(c) aedes
(d) gambusia
Ans. (a) culex
4. Elephantiasis has incubation period in human beings is
(a) 5-18 days
(b) 10 -30 days
(c) 2-10 days
(d) 7 – 10 days
Ans.(a) 5-18 days
5.Parasite of elephantiasis is
(a) viviparous
(b) ovoviviparous
(c) oviparous
(d) all the above
Ans.(b) ovoviviparous
6. The first stage juvenile of elephantiasis is
(a) microfilariae
(b) metacerccia
(c) cercia
(d) all the above
Ans.(a) microfilariae
7.Inside the mosquito muscles , microfilariae are transformed into
(a) first stage infective juveniles
(b) second stage infective juveniles
(c) third stage infective juveniles
(d) none of the above
Ans.(c) third stage infective juveniles
8. Elephantiasis is
(a) helminthic disease
(b) bacteria disease
(c) viral disease
(d) protozoan disease
Ans.(a) helminthic disease
9. Filariasis is also known as elephantiasis because of
(a) infections from elephants
(b) elephants are secondary hosts
(c) Excessive enlargement of body parts like legs
(d) Excessive enlargement of teeth
Ans. (c) Excessive enlargement of the body parts like legs
10. Filariasis is caused by
(a) Wuchereria bancrofti
(b) Tse-tse fly
(c) Sand fly
(d) All the above
Ans. (a) Wuchereria bancrofti
11. Helminthic diseases are transmitted through
(a) Food
(b) Dirty hands
(c) Contaminated soil
(d) All the above
Ans.(d) All the above
12. Wuchereria is found in
(a) Lungs
(b) Lymph nodes
(c) Eye
(d) Gonads
Ans . (b) Lymph nodes
13. Filarial worm is transmitted by
(a) kissing bugs
(b) sand fly
(c) Tse-tse fly
(d) Mosquito
Ans.(d) Mosquito
14. Disease restricted to particular areas or population is
(a) Endemic
(b) Epidemic
(c) Pandemic
(d) Notifiable
Ans. (a) Endemic
15. Internal bleeding , muscular pain , blockage of intestinal passage and anaemia are symptoms of infection by
(a) Wuchereria
(b) Trichophyton
(c) Ascaris
(d) Plasmodium
Ans.(c) Ascaris
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16. Major site of elephantiasis is
(a) lower limbs
(b) lower hands
(c) upper limbs
(d) upper hands
Ans.(a) lower limbs
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