Protozoa which completely lack trophj organelles are classifed under
sporozoa
rhizopoda
ciliophora
flagellata
Correct Answer :
A. sporozoa
Related Questions
A digenic protozoan parasite is
Monocystis
Amoeba
Plasmodium
Opalina
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
Sporozoites of Plasmodium vivax are produced from
ookinete
gametocytes
merozoites
sporoblasts
Characters that are more useful in classification of animals are
morphological features
homologous features
analogous features
none of these
Highly polypoid meganucleus is present in
flagellates
ciliates
sporozoans
rhizopodans
The Trx/panosoma causes sleeping sickness in man. It finally involves
liver
blood
brain
cerebro-spinal fluid
Sporogony of malaria parasite occurs in
liver of man
RBC of man
stomach wall of mosquito
salivary glands of mosquito
Amoebiasis is caused by
Plasmodium vivax
Taenia solium
Entamoeba histolytica
Entamoeba gingimlis
Incubation period of Plasmodium vwax is about
6-8 weeks
10-12 days
15-20 days
20-40 days
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
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
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
Asexual reproduction during schizogony of malarial parasite is a kind of
binary fission
budding
fragmentation
multiple fission
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
Inoculation in malaria is out of question because
Plasmodium produces minute bodies
Plasmodium produces antitoxins
Plasmodium produces antitoxins and antibodies
All of these
The trophozoite of Entamoeba histolytica reproduces by
binary fission
sporulation
amitosis
mitosis
Alternation of generations is otherwise known as
Epigenesis
Metagenesis
Biogenesis
Dimorphism
Locomotory organelles in the parasitic protozoa of class sporozoa are
cilia
flagella
pseudopodia
absent
The disease caused by Entamoeba gingimlis is transmitted by
flies
kissing
air
mosquitoes
In the life cycle of Plasmodium, man is the
primary host
intermediate host
secondary host
alternative host
Trophozoites of E.histolytica reproduced by
binary fission
conjugation
autogamy
budding
The mode of life of Plasmodium in man and mosquito respectively is
intracellular in both
intercellular in both
intracellular and intercellular
intercellular and intracellular
Attack of malaria occurs every fourth day when patient is infected by
Plasmodium ovale
Plasmodium malariae
Plasmodium falciparum
Plasmodium vivax
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 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
Protozoa which completely lack trophj organelles are classifed under
sporozoa
rhizopoda
ciliophora
flagellata
Under unfavourable conditions, the Amoeba reproduces by
binary fission
conjugation
encystment
endomixis
African sleeping sickness or Gambiense fever is caused by
Entamoeba
Trypanosma
Leishmania
Trichomonas
In Paramecium, proteins are digested
partly in endoplasm and partly in food vacuole
during the acid phase of the food vacuole
during the alkaline phase of the food vacuole
both (b) and (c)
When the causes ot malaria was not known, it was supposed to be cuased by
dirty water
foul air
mosquito
housefly