The cell anus in some protozoans known as
cytoproct
peristome
cytostome
none of these
Correct Answer :
A. cytoproct
Related Questions
The disease caused by Entamoeba gingimlis is transmitted by
flies
kissing
air
mosquitoes
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 zoological name of giant amoeba is
Amoeba proteus
Arcella sp.
Chaos chaos
Ovale sp.
Trypanosoma gambiense inhabits the human body in the
blood
Lymph
blood and cerebrospinal fluid
cerebrospinal fluid
In Amoeba proteus, the term proteus is after the name of
the discoverer
a disease
a god
a place
Gametocytes of Plasmodium are formed in
liver of man
blood of man
RBC of man
stomach of female mosquito
Oocyst of Plasmodium develops from
female gametocyte
fertilised microgamete
fertilised macrogamete
ookinete
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
Vector can be defined as
disease transmitting host
natural reservoir of disease causing organism
pathogenic organism
any kind of disease transmitting organism
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 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
Treatment of the infection by malarial parasite in the principal host is studied under
chemo-therapy
chemo-diagnosis
chemo-prophy laxis
prophylaxis
An example of dimorphic protozoan is
Amoeba proteus
Paramecium caudatum
Plasmodium
Polystornella
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
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
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
The micronucleus in Paramecium is concerried with
vegetative function of the body
all the functions of the body
reproductive function of the body
locomotion
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
Schizont stage in the life cycle of malarial parasite occurs in
erythrocytes of man
stomach of Anopheles
salivary glands of Anopheles
blood of man
The disease caused by Trypanosoma cruzi is
sleeping sickness
chaga's disease
kala azar
oriental sore
Locomotory organelles in the parasitic protozoa of class sporozoa are
cilia
flagella
pseudopodia
absent
Which of the following organelles are associated with defence in Protozoans ?
Nematocysts
Statocysts
Trichocysts
Otocysts
Ingestion of some water with food in Amoeba takes place by the process of
endosmosis
pinocytosis
phagocytosis
none of these
Golgi cycle in Plasmodium occurs in man, in
blood
RBC
liver cells
stomach
The oriental sores in human skin are caused by
Leishmania tropica
Phlebotomus
Balantidium
Leishmania donovani
Process of reconstitution of nuclei in a single paramecium without fusion of gametic nuclei is
endomixis
hemimixis
cytogamy
none of these
Entamoeba gingivalis is a parasite in the
pharynx of man
unhealthy tissue around teeth of man
gum boil of man
infected salivary glands of man
A food vacuole develops in Paramecium at the distal end of
cytopharynx
oral grove
cytostome
oesophagus
In Plasmodium, gametocytes are formed by j the trophozoites in the RBS of man. They do not develop fully in RBC because of
antibodies present in blood
antigens present in blood
higher temperautre of blood
lower temeprature of blood
RBCs are found in the food vacuoles of
Amoeba proteus
Hydra viridissima
Leishmania donovani
Entamoeba histolytica