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.
B. Plasmodesmata The membrane surrounding the vacuole in plants.
excretion and osmoregulation.
digestion and respiration.
osmoregulation and transportation.
none of the above.
autolysis
protein synthesis
lipid synthesis
carbohydrate synthesis
(i) is wrong but (ii) and (iii) are correct
(ii) is wrong but (i) and (iii) are correct
(ii) and (iii) are wrong but (i) is correct
All are correct.
nucleus
cell wall
vacuoles
cytoplasm
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.
Only (i)
Only (iv)
Only (ii), (iii) and (iv)
None of the above
(i), (ii), (iii) and (iv)
Only (i) and (ii)
Only (iv)
None of the above
Cytosol
Mitochondria
Lysosomes
Golgi bodies
Golgi apparatus Protein synthesis
Golgi apparatus Formation of glycolipids
Rough endoplasmic reticulum Protein synthesis
Rough endoplasmic reticulum Formation of glycoproteins
(i), (ii), (iii)
All of the above
(ii) & (iv)
None of the above
Both statements -1 and statement - 2 are true and statement - 2 is the correct explanation of statement - 1.
Both statements -1 and statement - 2 are true but statement - 2 is not the correct explanation of statement - 1.
Statement -1 is true and statement - 2 is false.
Statement -1 is false and statement - 2 is true.
production of ATP
requirement of energy
production of toxin
release of energy
polysaccharides
phosphoglyceride
monosaccharaides
both (a) and (c)
(ii), (iii) & (iv)
(i) only
(ii) only
(iii) only
mitochondria
centriole
flagella
spindle fibres
phytochrome
chromatophore
mesosome
pneumatophore
(I) and (III) only
(II), (III) and (IV) only
(III) and (IV) only
(II) and (IV) only
chloroplast
mitochondria
lysosome
endoplasmic reticulum
metacentric
acrocentric
polycentric
acentric.
(i) and (iii)
(iii) and (iv)
(ii) and (iv)
(i) and (iv)
Elaioplasts
Sphaerosomes
Aleuroplasts
Pyrenoids
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. 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)
Column-I | Column-II |
---|---|
A. Leeuwenhoek | I. First saw and described a living cell |
B. Robert Brown | II. Presence of cell wall is unique to plant cells |
C. Schleiden | III. Discovered the nucleus |
D. Schwann | IV. All plants are composed of different kind of cells |
A I, B III, C IV, D II
A I, B III, C II, D IV
A III, B I, C IV, D II
A I, B IV, C II, D III
Cell dies
Cell shrinks
Cell swell up
Nothing would happen
A - Thylakoid, B-Stromal lamella, C - Stroma, D - Granum
A - Granum, B - Thylakoid, C - Stromal lamella, D - Stroma
A - Thylakoid, B - Granum, C - Stromal lamella, D - Stroma
A - Granum, B - Thylakoid, C - Stroma, D - Stromal lamella
Nucleus RNA
Lysosome Protein synthesis
Mitochondria Respiration
Cytoskeleton Microtubules
(i) and (ii)
(ii) and (iv)
(i), (ii) and (iv)
None of the above
Column-I | Column-II |
---|---|
A. SER | I. Increase the surface area |
B. Golgi apparatus | II. Store oils or fats |
C. Cristae | III. Excretion |
D. Peroxisome | IV. Photorespiration |
E. Elaioplasts | V. Synthesis of lipid |
A V; B III; C I; D IV; E II
A V; B III: C II; D IV; E I
A II; B III; C I; D IV; E V
A III; B IV; C I; D V; E II
W
X
Y
Z