WorksheetsFormative Assessment: Protozoa
Total questions: 11
Worksheet time: 6mins
All protozoans are unicellular and eukaryotic organisms.
True
False
All protozoans are parasitic
True
False
What is holozoic mode of nutrition?
Taking in of food and nutrients via osmosis
Absorption of nutrients from the environment through its body surface
Ingestion of food which will be digested and absorbed
What is saprozoic mode of nutrition?
Taking in of food and nutrients via osmosis
Absorption of nutrients from the environment through its body surface
Ingestion of food which will be digested and absorbed
How do protozoans respire?
via diffusion of gases through its semi permeable plasma membrane
through bulk transport of gases via active transport
Through facilitated diffusion of gases with the help of channel proteins
How do protozoans perform excretion of wastes?
Through exocytosis of wastes material
Through endocytosis of wastes
Through diffusion of wastes
How do protozoans reproduce? (you may choose all that applies)
binary fission
conjugation
sporulation
fertilizaton
What is an endoplasm?
It is the inner layer of cytoplasm that is denser and rich in granules.
It is the inner layer that is viscous and devoid of granules
It is the outer layer that is denser and rich in granules
It is the outer layer that is viscous and devoid of granules
What allows the protozoans controls survive under hypotonic stress as in pond water?
The oral grove which limits the amount of water taken in by the protozoans
The pellicle that maintains the shape of protozoans
The ectoplasm which provides elasticity to the protozoan's body
Contractile vacuoles which expels excessive water
In a paramecium, which nucleus plays an important role in reproduction
macronucleus
micronucleus
both
A protozoan trophozoite is:
It is the infective stage of a protozoan
It is the disease causing stage of protozoan
It is a stage where protozoans may be transmitted from one organism to another
It is the non motile stage of protozoan
