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4

The number of daughter paramecia produced following conjugation is

A. 8 from one conjugant

B. 8 from two conjugants

C. 16 from two conjugants

D. 8-16 from two conjugants

Correct Answer :

B. 8 from two conjugants


Related Questions

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Trophozoites of E.histolytica reproduced by

A. binary fission

B. conjugation

C. autogamy

D. budding

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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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The process of reconstitution of macro-nulceus in Paramecium without any change in micro-nucleus is called

A. Cytogamy

B. Hemimixis

C. Endomixis

D. Autogamy

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Highly polypoid meganucleus is present in

A. flagellates

B. ciliates

C. sporozoans

D. rhizopodans

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Down stroke and recovery stroke are characteristic of

A. movement of pseudopodia

B. movement of flagella

C. movement of cilia

D. none of these

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The intermediate host in the life cycle of �. histolytica is

A. Housefly

B. Mosquitoes

C. Tsetse fly

D. None of these

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Mapacrine and Paludrine drugs are used for

A. malaria

B. amoebiasis

C. tapeworms

D. ascariasis

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Attack of malaria occurs every fourth day when patient is infected by

A. Plasmodium ovale

B. Plasmodium malariae

C. Plasmodium falciparum

D. Plasmodium vivax

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Method of food intake in Paramecium is

A. holozoic

B. holophytic

C. saprozoic

D. autozoic

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In Plasmodium, gametocytes are formed by j the trophozoites in the RBS of man. They do not develop fully in RBC because of

A. antibodies present in blood

B. antigens present in blood

C. higher temperautre of blood

D. lower temeprature of blood

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An example of dimorphic protozoan is

A. Amoeba proteus

B. Paramecium caudatum

C. Plasmodium

D. Polystornella

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The sexual phase of life cycle of Plasmodium is completed in

A. blood of man

B. liver of man

C. stomach of female anopheles

D. salivary glands of female anopheles

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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 cell anus in some protozoans known as

A. cytoproct

B. peristome

C. cytostome

D. none of these

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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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The trophozoite of Entamoeba histolytica reproduces by

A. binary fission

B. sporulation

C. amitosis

D. mitosis

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Trypanosoma shows the phenomenon of

A. amorphism

B. dimorphism

C. trimorphism

D. polymorphism

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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 number of daughter paramecia produced following conjugation is

A. 8 from one conjugant

B. 8 from two conjugants

C. 16 from two conjugants

D. 8-16 from two conjugants

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Locomotory organelles in the parasitic protozoa of class sporozoa are

A. cilia

B. flagella

C. pseudopodia

D. absent

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The erthrocytic phase of the life cycle of Plasmodium passes in

A. the stomach of female amopheles mosquito

B. parenchymatous cells of liver of man

C. erythrocytes of man

D. erythrocytes and blood of man

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The catabolic wastes in Amoeba consist of

A. water and CO2

B. water, CO2 and minerals

C. Water, CO2, minerals and urea

D. all of these

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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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The trophozoite of Plasmodium lives in

A. erythrocytes of man

B. liver cells

C. stomach of mosquito

D. blood plasma

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Ingestion of some water with food in Amoeba takes place by the process of

A. endosmosis

B. pinocytosis

C. phagocytosis

D. none of these

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Trypanosoma is transmitted by

A. contamination

B. kissing

C. contagination

D. inoculation

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In a Paramecium, the trichocysts are used for

A. fight or flight response

B. defence

C. offense

D. both (b) and (c)

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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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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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The micronucleus in Paramecium is concerried with

A. vegetative function of the body

B. all the functions of the body

C. reproductive function of the body

D. locomotion