Oocyst of Plasmodium develops from
female gametocyte
fertilised microgamete
fertilised macrogamete
ookinete
Correct Answer :
C. fertilised macrogamete
Related Questions
n Amoeba, when transferred from pond water to distilled water, forms
contractile vacuoles at a slower rate
contractile vacuoles at a faster rate
contractile vacuoles at the same rate
no contractile vacuoles
The sporozoites of Plasmodium first attack
RBC
liver cells
muscles
intestine
The disease caused by Trypanosoma cruzi is
sleeping sickness
chaga's disease
kala azar
oriental sore
Malignant tertian malaria is caused by
P. ovale
P.vivax
P. malariae
P. falciparum
Which of the following is a correct matching ?
Yellow fever mosquitoes toga virus B
Rabies saliva myxomavirus
Poliomyelitis fleas poliovirus
Tobacco mosaic disease aphids tobacco mosaic virus
A liver biopsy of a patient suffering from amoebic hepatic abscess would demonstrate the presence of
trophozoites
cysts
precystic stages
sporozoites
Sleeping sickness in man is caused by Trypanosoma by the bite of the infective
female Tsetse fly
male Tsetse fly
both male and female Tsetse flies
male and female aedes mosquito
If an Amoeba is placed in salt water, its contractile vacuole will
enlarge
disappear
multiple
burst
Entamoeba differs from Amoeba in not having
nucleus
pseudopodia
ectoplasm
contractile vascule
The energy for Amoeba for doing work comes from
diffusion of ATP molecules from ingested organisms
oxidation of nutrients to form ATP
free energy
all of these
Attack of malaria occurs every fourth day when patient is infected by
Plasmodium ovale
Plasmodium malariae
Plasmodium falciparum
Plasmodium vivax
Treatment of the infection by malarial parasite in the principal host is studied under
chemo-therapy
chemo-diagnosis
chemo-prophy laxis
prophylaxis
The shivering, a characteristic symptom of malaria, occurs when
sporozoites enter the blood
metacryptozoites are liberated from the liver cells
merozoites are liberated from RBC with toxin
schizonts are formed in the RBC
The pseudopodia of Amoeba are meant for
feeding
offence and defence
locomotion
both (a) and (c)
Gametocytes of Plasmodium are formed in
liver of man
blood of man
RBC of man
stomach of female mosquito
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
Down stroke and recovery stroke are characteristic of
movement of pseudopodia
movement of flagella
movement of cilia
none of these
Sporogony of malaria parasite occurs in
liver of man
RBC of man
stomach wall of mosquito
salivary glands of mosquito
The resultant cells of schizogony in the life history of malarial parasite are
schizonts
merozoites
ookinetes
sporozoites
The sexual phase of life cycle of Plasmodium is completed in
blood of man
liver of man
stomach of female anopheles
salivary glands of female anopheles
The digestive enzymes in Paramecium are secreted in
food vacuoles directly
lysosomes and then released into food vacuole
endoplasm and then pass into food vacuole
both lysosomes and endoplasm
Mapacrine and Paludrine drugs are used for
malaria
amoebiasis
tapeworms
ascariasis
Asexual reproduction during schizogony of malarial parasite is a kind of
binary fission
budding
fragmentation
multiple fission
Quinine, utilised in the treatment of malaria, is extracted from
cinnamom
cinchona
blister flies
red ants
The catabolic wastes in Amoeba consist of
water and CO2
water, CO2 and minerals
Water, CO2, minerals and urea
all of these
The feeding stage in the life cycle of PlasA tnodium is
merozoite
sporozoite
cryptozoite
trophozoite
Method of food intake in Paramecium is
holozoic
holophytic
saprozoic
autozoic
Trophozoites of E.histolytica reproduced by
binary fission
conjugation
autogamy
budding
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
Locomotory organelles in the parasitic protozoa of class sporozoa are
cilia
flagella
pseudopodia
absent