The transmission of Entamoeba histolytica takes place by
female anopheles mosquito
air
kisisng
contaminated food and water
Correct Answer :
A. female anopheles mosquito
Related Questions
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
Vector can be defined as
disease transmitting host
natural reservoir of disease causing organism
pathogenic organism
any kind of disease transmitting organism
In a Paramecium, the trichocysts are used for
fight or flight response
defence
offense
both (b) and (c)
The transmission of Entamoeba histolytica takes place by
female anopheles mosquito
air
kisisng
contaminated food and water
Gametocytes of Plasmodium are produced in the
stomach of mosquito
erythrocytes of man from schizonts
erythrocytes of man from merozoites
all of these
Oocyst of Plasmodium develops from
female gametocyte
fertilised microgamete
fertilised macrogamete
ookinete
Nitrogenous wastes in Amoeba are expelled through
plasmalemma
pseudopodia
hyaline cap
contractile vacuole
Asexual reproduction during schizogony of malarial parasite is a kind of
binary fission
budding
fragmentation
multiple fission
Characters that are more useful in classification of animals are
morphological features
homologous features
analogous features
none of these
Entamoeba differs from Amoeba in not having
nucleus
pseudopodia
ectoplasm
contractile vascule
Gametocytes of Plasmodium are formed in
liver of man
blood of man
RBC of man
stomach of female mosquito
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 mode of life of Plasmodium in man and mosquito respectively is
intracellular in both
intercellular in both
intracellular and intercellular
intercellular and intracellular
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
The trophozoite of Entamoeba histolytica reproduces by
binary fission
sporulation
amitosis
mitosis
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
If a fresh water Amoeba for some reason in unable to form contractile vacuole, it will
stop forming pseudopodia
stop manufacturing metabolic water
burst consequent to osmotic swelling
become static for some time
Alternation of generations is otherwise known as
Epigenesis
Metagenesis
Biogenesis
Dimorphism
Highly polypoid meganucleus is present in
flagellates
ciliates
sporozoans
rhizopodans
Sporogony of malaria parasite occurs in
liver of man
RBC of man
stomach wall of mosquito
salivary glands of mosquito
The erthrocytic phase of the life cycle of Plasmodium passes in
the stomach of female amopheles mosquito
parenchymatous cells of liver of man
erythrocytes of man
erythrocytes and blood of man
The cysts of E.histolytica develop in an infected individual in the
intestinal wall
lumen of intestine
tissues of man
areas of metastatic inversion
If an Amoeba is placed in salt water, its contractile vacuole will
enlarge
disappear
multiple
burst
Schuffner's granules or dots are found in
trophozoite
sporozoite
schizont
merozoite
Attack of malaria occurs every fourth day when patient is infected by
Plasmodium ovale
Plasmodium malariae
Plasmodium falciparum
Plasmodium vivax
The feeding stage in the life cycle of PlasA tnodium is
merozoite
sporozoite
cryptozoite
trophozoite
The number of daughter paramecia produced following conjugation is
8 from one conjugant
8 from two conjugants
16 from two conjugants
8-16 from two conjugants
Malignant tertian malaria is caused by
P. ovale
P.vivax
P. malariae
P. falciparum
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.
The trophozoite of Plasmodium lives in
erythrocytes of man
liver cells
stomach of mosquito
blood plasma