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4

Incubation period of Plasmodium vwax is about

A. 6-8 weeks

B. 10-12 days

C. 15-20 days

D. 20-40 days

Correct Answer :

B. 10-12 days


Related Questions

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4

The Trx/panosoma causes sleeping sickness in man. It finally involves

A. liver

B. blood

C. brain

D. cerebro-spinal fluid

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4

Quinine, utilised in the treatment of malaria, is extracted from

A. cinnamom

B. cinchona

C. blister flies

D. red ants

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4

Malaria is a disease transmitted by the bite of

A. male Culex

B. female Culex

C. male A nopheles

D. female Anopheles

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4

Golgi cycle in Plasmodium occurs in man, in

A. blood

B. RBC

C. liver cells

D. stomach

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4

The intermediate host of malarial parasite is

A. Man

B. Female Anopheles

C. Culex

D. Monkeys

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4

Locomotory organelles in the parasitic protozoa of class sporozoa are

A. cilia

B. flagella

C. pseudopodia

D. absent

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4

The cell anus in some protozoans known as

A. cytoproct

B. peristome

C. cytostome

D. none of these

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4

All stages in the life cycle of malarial parasite are haploid except

A. gamout

B. ookinete

C. schizont

D. sporont

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4

A digenic protozoan parasite is

A. Monocystis

B. Amoeba

C. Plasmodium

D. Opalina

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4

Vector can be defined as

A. disease transmitting host

B. natural reservoir of disease causing organism

C. pathogenic organism

D. any kind of disease transmitting organism

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4

Which of the following is a correct matching ?

A. Yellow fever mosquitoes toga virus B

B. Rabies saliva myxomavirus

C. Poliomyelitis fleas poliovirus

D. Tobacco mosaic disease aphids tobacco mosaic virus

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4

The shivering, a characteristic symptom of malaria, occurs when

A. sporozoites enter the blood

B. metacryptozoites are liberated from the liver cells

C. merozoites are liberated from RBC with toxin

D. schizonts are formed in the RBC

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4

If a fresh water Amoeba for some reason in unable to form contractile vacuole, it will

A. stop forming pseudopodia

B. stop manufacturing metabolic water

C. burst consequent to osmotic swelling

D. become static for some time

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4

The zoological name of giant amoeba is

A. Amoeba proteus

B. Arcella sp.

C. Chaos chaos

D. Ovale sp.

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4

Alternation of generations is otherwise known as

A. Epigenesis

B. Metagenesis

C. Biogenesis

D. Dimorphism

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4

Incubation period of Plasmodium vwax is about

A. 6-8 weeks

B. 10-12 days

C. 15-20 days

D. 20-40 days

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4

Trophozoites of E.histolytica reproduced by

A. binary fission

B. conjugation

C. autogamy

D. budding

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4

Kala-azar is a disease caused by

A. Trypanosma gambiense transmitted by Tsetse fly

B. Leishmania donovani transmitted by sandfly

C. Taenia solium transmitted by infected pork

D. Wuchereria bancrofti transmitted by Culex

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4

African sleeping sickness or Gambiense fever is caused by

A. Entamoeba

B. Trypanosma

C. Leishmania

D. Trichomonas

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4

Plasmalemma membrane covers thebody of

A. Taenia solium

B. Paramecium

C. Amoeba proteus

D. Plasmodium

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4

The rossette stage in lif^ cycle of Plasmodium is found in

A. blood of man

B. RBC of man

C. liver of man

D. stomach of Anopheles mosquito

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4

Asexual reproduction during schizogony of malarial parasite is a kind of

A. binary fission

B. budding

C. fragmentation

D. multiple fission

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4

Schuffner's granules or dots are found in

A. trophozoite

B. sporozoite

C. schizont

D. merozoite

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4

Protozoa which completely lack trophj organelles are classifed under

A. sporozoa

B. rhizopoda

C. ciliophora

D. flagellata

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4

In an electric field, the Paramecium moves

A. towards the negative pole

B. towards the positive pole

C. around to avoid effect of current

D. forms cyst and does not move

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4

Process of reconstitution of nuclei in a single paramecium without fusion of gametic nuclei is

A. endomixis

B. hemimixis

C. cytogamy

D. none of these

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4

The sporozoites of Plasmodium first attack

A. RBC

B. liver cells

C. muscles

D. intestine

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4

An example of dimorphic protozoan is

A. Amoeba proteus

B. Paramecium caudatum

C. Plasmodium

D. Polystornella

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4

The function of neuro-motor system of Paramecium is

A. co-ordination of various external stimuli

B. co-ordination of ciliary beat

C. control of contractile vacuole

D. any of these

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4

Sporogony of malaria parasite occurs in

A. liver of man

B. RBC of man

C. stomach wall of mosquito

D. salivary glands of mosquito