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Cell - the unit of life MCQ Question with 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 : 29
Centrioles and centrosomes occur in the cells of

green plants
animals
bacteria and cyanobacteria
both (b) and (c)
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Question No : 30
Satellite means

terminal part of the chromosome beyond secondary constriction.
terminal part of the chromosome beyond primary constriction.
terminal part of chromosome beyond tertiary constriction.
none of the above
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Question No : 31
An organalle devoid of membrane covering is

vacuole
ribosome
peroxisome
lysosome
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Question No : 32
Which of the following will determines the shape of the cells and provides a strong structural support to prevent the bacterium from bursting or collapsing?

Plasmids
Cell wall
Mesosome
Cell membrane
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Question No : 33
The membrane of the erythrocytes has approximately ___% of proteins and ___% lipids.

42, 50
52, 40
50, 50
60, 40
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Question No : 34
The lipid component of the membrane mainly consists of __________.

polysaccharides
phosphoglyceride
monosaccharaides
both (a) and (c)
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Question No : 35
Which of the following statement is correct regarding vacuole?

It is membrane-bound and contains storage proteins and lipids.
It is membrane-bound and contains water and excretory substances.
It lacks membrane and contains air.
It lacks membrane and contains water and excretory substances.
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