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4

Alternation of generations is otherwise known as

A. Epigenesis

B. Metagenesis

C. Biogenesis

D. Dimorphism

Correct Answer :

B. Metagenesis


Related Questions

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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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Entamoeba differs from Amoeba in not having

A. nucleus

B. pseudopodia

C. ectoplasm

D. contractile vascule

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The life-cycle of malarial parasite in liver is called

A. erythrocytic stage

B. pre-erythrocytic stage

C. exo-erythrocytic stage

D. post-erythrocytic stage

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The giant Amoeba is

A. Amoeba proteus

B. Choas

C. Foraminifera

D. Pelomyxa

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Amoebiasis is caused by

A. Plasmodium vivax

B. Taenia solium

C. Entamoeba histolytica

D. Entamoeba gingimlis

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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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Erythrocytic cycle of Plasmodium produces

A. schizonts

B. sporozoites

C. merozoites

D. metacryptomerozoites;

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4

Trypanosoma gambiense inhabits the human body in the

A. blood

B. Lymph

C. blood and cerebrospinal fluid

D. cerebrospinal fluid

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4

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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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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4

Sleeping sickness in man is caused by Trypanosoma by the bite of the infective

A. female Tsetse fly

B. male Tsetse fly

C. both male and female Tsetse flies

D. male and female aedes mosquito

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4

RBCs are found in the food vacuoles of

A. Amoeba proteus

B. Hydra viridissima

C. Leishmania donovani

D. Entamoeba histolytica

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Entamoeba gingivalis is a parasite in the

A. pharynx of man

B. unhealthy tissue around teeth of man

C. gum boil of man

D. infected salivary glands of man

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Schizont stage in the life cycle of malarial parasite occurs in

A. erythrocytes of man

B. stomach of Anopheles

C. salivary glands of Anopheles

D. blood of man

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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

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

A. Nematocysts

B. Statocysts

C. Trichocysts

D. Otocysts

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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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The infective stage of Entamoeba histolytica is

A. sporozoite

B. minuta form

C. mature cyst

D. trophic form

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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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4

The cysts of E.histolytica develop in an infected individual in the

A. intestinal wall

B. lumen of intestine

C. tissues of man

D. areas of metastatic inversion

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

A. schizonts

B. merozoites

C. ookinetes

D. sporozoites

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4

Benign tertian malaria is caused by

A. P. falciparum

B. P. vivax

C. P. malariae

D. P. ovale

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4

Which day is celebrated as Malaria day ?

A. 20th August

B. 15th August

C. 26th Janurary

D. 5th June

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The life cycle of Plasmodium in human blood is called

A. schizogony

B. syngamy

C. exo-erythro cytic schizogony

D. sporogony

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4

According to Whittaker's system of classification, all the living organisms are classifed into 5 kingdoms and Viruses are placed under

A. Monera

B. Protista

C. Protoctista

D. None of these

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4

A food vacuole develops in Paramecium at the distal end of

A. cytopharynx

B. oral grove

C. cytostome

D. oesophagus

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Mapacrine and Paludrine drugs are used for

A. malaria

B. amoebiasis

C. tapeworms

D. ascariasis

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The only stage of malarial parasite that can survive in the stomach of mosquito is

A. ookinate

B. oocyst

C. gametocytes

D. sporozoites

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4

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