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Earn 100

Cell organelle which exhibit cartwheel structure in transverse section:
(A) is helpful in cell division in almost all plant cells
(B) is not covered by any membrane
(C) is a self duplicating unit
(D) contain microtubules composed of Dynien protein
 

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Important Questions on Cell : The Unit of Life

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Beta Question Bank for Medical: Biology>Chapter 8 - Cell : The Unit of Life>BEGINNER'S BOX>Q 20
The eukaryotic ribosomes are 80S, while the prokaryotic ribosomes are 70S. Here 'S' stands for ……….., it indirectly is a measure of ……..-
 
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Beta Question Bank for Medical: Biology>Chapter 8 - Cell : The Unit of Life>BEGINNER'S BOX>Q 21
Nucleolus is the site for :-
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Beta Question Bank for Medical: Biology>Chapter 8 - Cell : The Unit of Life>BEGINNER'S BOX>Q 22
Which of the following cells lack the structure discovered by Robert Brown in orchid plants?
 
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Beta Question Bank for Medical: Biology>Chapter 8 - Cell : The Unit of Life>BEGINNER'S BOX>Q 23

Match the following :-

  Chromosome   Position of centromere
(A) Metacentric (a) At the tip
(B) Acrocentric (b) Slightly away from the middle
(C) Telocentric (c) At the middle
(D) Submetacentric (d) Almost near the tip

Choose the correct match :-

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Beta Question Bank for Medical: Biology>Chapter 8 - Cell : The Unit of Life>BEGINNER'S BOX>Q 24
Cellulose is the major component of cell walls of:
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Beta Question Bank for Medical: Biology>Chapter 8 - Cell : The Unit of Life>BEGINNER'S BOX>Q 25
The nucleus is separated from surrounding cytoplasm by a nuclear membrane, which is
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Beta Question Bank for Medical: Biology>Chapter 8 - Cell : The Unit of Life>EXERCISE- I (Conceptual Questions)>Q 1
What is true for plasmid?
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Beta Question Bank for Medical: Biology>Chapter 8 - Cell : The Unit of Life>EXERCISE- I (Conceptual Questions)>Q 2
Cell Membrane is composed of: