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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

Correct Answer :

A. towards the negative pole


Related Questions

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The schizogony cycle of Plasmodium takes place in

A. alimentary canal of mosquito

B. liver of man

C. liver and RBC of man

D. RBC of man

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A digenic protozoan parasite is

A. Monocystis

B. Amoeba

C. Plasmodium

D. Opalina

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Method of food intake in Paramecium is

A. holozoic

B. holophytic

C. saprozoic

D. autozoic

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Malignant tertian malaria is caused by

A. P. ovale

B. P.vivax

C. P. malariae

D. P. falciparum

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The zoological name of giant amoeba is

A. Amoeba proteus

B. Arcella sp.

C. Chaos chaos

D. Ovale sp.

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Gametocytes of Plasmodium are formed in

A. liver of man

B. blood of man

C. RBC of man

D. stomach of female mosquito

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Trypanosomiasis is a disease, transmitted by vector

A. Louse

B. Tsetse fly

C. Mayfly

D. Firefly

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The sporozoites of Plasmodium first attack

A. RBC

B. liver cells

C. muscles

D. intestine

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The resultant cells of schizogony in the life history of malarial parasite are

A. schizonts

B. merozoites

C. ookinetes

D. sporozoites

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The feeding stage in the life cycle of PlasA tnodium is

A. merozoite

B. sporozoite

C. cryptozoite

D. trophozoite

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Which of the following organelles are associated with defence in Protozoans ?

A. Nematocysts

B. Statocysts

C. Trichocysts

D. Otocysts

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The giant Amoeba is

A. Amoeba proteus

B. Choas

C. Foraminifera

D. Pelomyxa

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When kerosene is sprayed on the stagnant water wherein the larvae of Anopheles develop, it

A. burns the body wall of the larvae

B. diffuses through the body wall and kills them

C. suffocates them to death

D. prevents contact of spiracles with air

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In Amoeba proteus, the term proteus is after the name of

A. the discoverer

B. a disease

C. a god

D. a place

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The cilia in Paramecium are

A. all equal

B. all unequal

C. longer at posterior side

D. longer at anterior side

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A liver biopsy of a patient suffering from amoebic hepatic abscess would demonstrate the presence of

A. trophozoites

B. cysts

C. precystic stages

D. sporozoites

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African sleeping sickness or Gambiense fever is caused by

A. Entamoeba

B. Trypanosma

C. Leishmania

D. Trichomonas

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Trypanosoma shows the phenomenon of

A. amorphism

B. dimorphism

C. trimorphism

D. polymorphism

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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

The infective stage of Entamoeba histolytica is

A. sporozoite

B. minuta form

C. mature cyst

D. trophic form

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Plasmalemma membrane covers thebody of

A. Taenia solium

B. Paramecium

C. Amoeba proteus

D. Plasmodium

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

A. cinnamom

B. cinchona

C. blister flies

D. red ants

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The path followed by a food vacuole in Paramecium is referred to as

A. cycloid

B. cyclic vascular path

C. cyclosis

D. cyclosphere

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In Paramecium, proteins are digested

A. partly in endoplasm and partly in food vacuole

B. during the acid phase of the food vacuole

C. during the alkaline phase of the food vacuole

D. both (b) and (c)

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The trophozoite of Plasmodium lives in

A. erythrocytes of man

B. liver cells

C. stomach of mosquito

D. blood plasma

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Protozoa which completely lack trophj organelles are classifed under

A. sporozoa

B. rhizopoda

C. ciliophora

D. flagellata

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The trophozoite of Entamoeba histolytica reproduces by

A. binary fission

B. sporulation

C. amitosis

D. mitosis

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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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Pseudopodia of Amoeba are important for

A. locomotion only

B. feeding only

C. both (a) and (b)

D. offence of defence

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Amoebiasis is caused by

A. Plasmodium vivax

B. Taenia solium

C. Entamoeba histolytica

D. Entamoeba gingimlis