Alternation of generations is otherwise known as
Epigenesis
Metagenesis
Biogenesis
Dimorphism
Correct Answer :
B. Metagenesis
Related Questions
Ingestion of some water with food in Amoeba takes place by the process of
endosmosis
pinocytosis
phagocytosis
none of these
A digenic protozoan parasite is
Monocystis
Amoeba
Plasmodium
Opalina
Nitrogenous wastes in Amoeba are expelled through
plasmalemma
pseudopodia
hyaline cap
contractile vacuole
Process of reconstitution of nuclei in a single paramecium without fusion of gametic nuclei is
endomixis
hemimixis
cytogamy
none of these
The micronucleus in Paramecium is concerried with
vegetative function of the body
all the functions of the body
reproductive function of the body
locomotion
The function of neuro-motor system of Paramecium is
co-ordination of various external stimuli
co-ordination of ciliary beat
control of contractile vacuole
any of these
When kerosene is sprayed on the stagnant water wherein the larvae of Anopheles develop, it
burns the body wall of the larvae
diffuses through the body wall and kills them
suffocates them to death
prevents contact of spiracles with air
Oocyst of Plasmodium develops from
female gametocyte
fertilised microgamete
fertilised macrogamete
ookinete
The disease caused by Entamoeba gingimlis is transmitted by
flies
kissing
air
mosquitoes
The oriental sores in human skin are caused by
Leishmania tropica
Phlebotomus
Balantidium
Leishmania donovani
Kala-azar is a disease caused by
Trypanosma gambiense transmitted by Tsetse fly
Leishmania donovani transmitted by sandfly
Taenia solium transmitted by infected pork
Wuchereria bancrofti transmitted by Culex
RBCs are found in the food vacuoles of
Amoeba proteus
Hydra viridissima
Leishmania donovani
Entamoeba histolytica
Malarial parasites could best be obtained from a patient
an hour before rise of temperature
when temeprature rises with rigor
when temeprature comes down to normal
five hours after the temperature reaches normal level.
Gametocytes of Plasmodium are formed in
liver of man
blood of man
RBC of man
stomach of female mosquito
The rossette stage in lif^ cycle of Plasmodium is found in
blood of man
RBC of man
liver of man
stomach of Anopheles mosquito
The Trx/panosoma causes sleeping sickness in man. It finally involves
liver
blood
brain
cerebro-spinal fluid
The transmission of Entamoeba histolytica takes place by
female anopheles mosquito
air
kisisng
contaminated food and water
Nuclear dimorphism is observed in
Entamoeba
Plasmodium
Paramecium
Trypanosoma
All stages in the life cycle of malarial parasite are haploid except
gamout
ookinete
schizont
sporont
Down stroke and recovery stroke are characteristic of
movement of pseudopodia
movement of flagella
movement of cilia
none of these
Sporozoites of Plasmodium vivax are produced from
ookinete
gametocytes
merozoites
sporoblasts
Entamoeba differs from Amoeba in not having
nucleus
pseudopodia
ectoplasm
contractile vascule
Characters that are more useful in classification of animals are
morphological features
homologous features
analogous features
none of these
Which of the following organelles are associated with defence in Protozoans ?
Nematocysts
Statocysts
Trichocysts
Otocysts
The giant Amoeba is
Amoeba proteus
Choas
Foraminifera
Pelomyxa
Alternation of generations is otherwise known as
Epigenesis
Metagenesis
Biogenesis
Dimorphism
In an electric field, the Paramecium moves
towards the negative pole
towards the positive pole
around to avoid effect of current
forms cyst and does not move
The type of pseudopodia found in Amoeba are
reticulopodia
lobopodia
actinopodia
aropodia
Inoculation in malaria is out of question because
Plasmodium produces minute bodies
Plasmodium produces antitoxins
Plasmodium produces antitoxins and antibodies
All of these
The ecological niche of Entamoeba histolytica is
small intestine of man
arge intestine of man
fresh water body such as ponds, rivers etc.
stagnaant water