(i) and (ii)
(ii) and (iv)
(i), (ii) and (iv)
None of the above
C. (i), (ii) and (iv)
Only (i)
Only (iv)
Only (ii), (iii) and (iv)
None of the above
Mitochondria
Endoplasmic reticulum
Ribosomes
Both (b) and (c)
nucleus
cell wall
vacuoles
cytoplasm
Cell dies
Cell shrinks
Cell swell up
Nothing would happen
Nucleus and cell wall
Nucleus and cytoplasm
Ribosomes and flagella
Ribosomes and cell wall
structurally different but functionally similar.
structurally as well as functionally different.
structurally similar but functionally different.
structurally different but functionally similar.
Cristae The tubular structure formed by the folding of the inner membrane of the mitochondrion.
Plasmodesmata The membrane surrounding the vacuole in plants.
Grana Membrane bound discs in chloroplasts that contain chlorophylls and carotenoids.
Middle lamella Layer between adjacent cells walls in plants derived from cell plate.
vacuole
ribosome
peroxisome
lysosome
It helped to study the working of cells.
It helped in curing diseases caused by cell.
It helped in restating the earlier theories on cell.
It helped in introducing the use of microscopes to study cell.
The ribosomes of a polysome translate the mRNA into protein.
Mitochondria divide by fragmentation.
All cell arise from pre-existing cells.
The lipid component of the membrane mainly consists of phosphoglycerides.
Bacteria
Protists
Fungi
Plants
it came from a single-celled or multicellular organism.
it has a nucleus.
it has a plasma membrane.
it has cytosol.
cell wall
nuclear membrane
ribosome
none of these
Mycoplasma is the smallest cell (0.3 �).
Bacteria are 3 to 5 �m in size.
The largest cell is the egg of an ostrich.
Nerve cells are some of the smallest cells.
Rough endoplasmic reticulum
Smooth endoplasmic reticulum
Golgi body
mitochondria
Endoplasmic reticulum Synthesis of lipids.
Mitochondria Produce cellular energy in the form of ATP.
Golgi body Provides packaging material.
Lysosomes Secrete hydrolytic enzymes.
excretion
secretion
ATP synthesis
RNA synthesis
Nucleus and E.R.
Mitochondria and chloroplast
Ribosome and nucleolus
Golgi body and lysosome
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
type of movement and placement.
location and mode of functioning.
microtubular structure and function.
microtubular organization and type of movement.
Mitochondrion
Lysosome
Golgi apparatus
Endoplasmic reticulum
Osmosis Movement of water by diffusion.
Nucleoplasm Site of active synthesis of ribosomal RNA.
Mesosome Infolding of cell membrane and characteristics of eukaryotes.
Pili Elongated tubular surface structures (made of special protein) of bacteria.
Part (D): Outer membrane Gives rise to inner membrane by splitting.
Part (B): Inner membrane Forms infoldings called cristae.
Part (C): Cristae Possess single circular DNA molecule and ribosomes.
Part (A): Matrix Major site for respiratory chain enzymes.
Container | Observation |
---|---|
1 | Cell burst |
2 | Cell does not change its shape |
Nucleus
Cell wall
Chloroplast
Cell membrane
mitochondria
centriole
flagella
spindle fibres
increasing the number of phospholipids with unsaturated hydrocarbon tails.
increasing the proportion of integral proteins.
increasing concentration of cholesterol in membrane.
increasing the number of phospholipids with saturated hydrocarbon tail.
Column-I | Column-II |
---|---|
A. Mitochondria | I. Without membrane |
B. Lysosomes | II. Single membrane |
C. Ribosomes | III. Double membrane |
A - I, B - II, C - III
A - III, B - I, C - II
A - III, B - II, C - I
A - II, B - III, C - I
Golgi apparatus
Lysosomes
Endoplasmic reticulum
Vacuoles
Column I | Column II |
---|---|
A. Centrioles | (i) Non-membrane bound organelle which helps in cell division |
B. Fimbriae | (ii) Special structure of bacteria which help them to attach with rocks in stream and also to host tissue |
C. Endomembrane | (iii) Includes those organelles system whose functions are coordinated |
D. Mitochondria | (iv) Divide by fission and site of aerobic respiration |
A - (i), B - (ii), C - (iii), D - (iv)
A - (iii), B - (i), C - (ii), D - (iv)
A - (iii), B - (i), C - (iv), D - (ii)
A - (i), B - (iv), C - (iii), D - (ii)
(i), (ii), (iii) and (iv)
Only (i) and (ii)
Only (iv)
None of the above