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Cell - the unit of life MCQ - Multiple Choice Question and Answer

Cell - the unit of life MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 1
Difference between the prokaryotic and eukaryotic cells in having

cell wall
nuclear membrane
ribosome
none of these

Question No : 2
Who proposed the theory that Cells arise only from the pre-existing cells?

Mohl
Virchow
Haeckel
Brown

Question No : 3
Membranous extensions in blue green algae are known as

phytochrome
chromatophore
mesosome
pneumatophore

Question No : 4
In which of the following the cells are held together by a Ca-pectate layer?

Primary cell wall
Secondary cell wall
Middle lamella
Tertiary cell wall

Question No : 5
Function of contractile vacuole in Amoeba is

excretion and osmoregulation.
digestion and respiration.
osmoregulation and transportation.
none of the above.

Question No : 6
Both the membranes of mitochondrion are

structurally different but functionally similar.
structurally as well as functionally different.
structurally similar but functionally different.
structurally different but functionally similar.

Question No : 7
Polysome is a chain of

oxysomes
sphaerosomes
ribosomes
dictyosomes