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Match the structures or cell organelle in column-I with its characteristic features in column II. Select the option that shows appropriate pairing.

Column-I Column-II
a. Lysosomes (i) Elongated tubular structures, which helps in attachment
b. Kinetochore (ii) Formed by process of packaging in Golgi bodies
c. Centrosome (iii) Long, an elongated structure which helps in locomotion
d. Pili (iv) Contains two cylindrical structures, perpendicular to each other
  (v) Disc-shaped structure present at primary constriction

 

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Important Questions on Cell : The Unit of Life

HARD
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
Nuclear envelope is a derivative of:
MEDIUM
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
Match the columns and identify the correct option.
 
  Column I   Column II
A Thylakoids (i) Disc-shaped sacs in Golgi apparatus
B Cristae (ii) Condensed structure of DNA
C Cisternae (iii) Flat membranous sacs in stroma
D Chromatin (iv) Infoldings in mitochondria
EASY
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
Balbiani rings are sites of:
HARD
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
Select the correct matching in the following pairs:
EASY
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
Which one of the following cell organelles are enclosed by a single membrane?
EASY
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
The structures that are formed by stacking of organized flattened membranous sacs in the chloroplasts are:
EASY
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
Cellular organelles with membranes are:
MEDIUM
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
Animal cells after removal of nuclei still contained DNA. The source of this DNA is:
EASY
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
Water-soluble pigments found in plant cell vacuoles are:
EASY
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
A protoplast is a cell:
EASY
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
DNA is not present in:
MEDIUM
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
Microtubules are the constituents of:
EASY
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
A cell organelle containing hydrolytic enzymes is:
EASY
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
The chromosomes in which centromere is situated close to one end are:
MEDIUM
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
Select the mismatch.
MEDIUM
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
Nucleolus is an organelle responsible for the production of:
HARD
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
Sister chromatids of chromosome have
EASY
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
Which of the following are not membrane-bound?
MEDIUM
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell

Mitochondria and chloroplast are:

(i) Semi - autonomous organelles

(ii) Formed by the division of pre-existing organelles and they contain DNA but lack protein synthesizing machinery

Which one of the following option is correct?

EASY
Biology>Cell : Structure and Functions>Cell : The Unit of Life>Eukaryotic Cell
The region of chromatin that is stained lightly is