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
B. A - Granum, B - Thylakoid, C - Stromal lamella, D - Stroma
mechanism of photosynthesis that occurs in chloroplasts.
rough ER in prokaryotic cells.
cytoskeleton of eukaryotic cells.
process that moves small molecules across cell membranes.
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
A - Satellite, B - Primary constriction, C - Acrocentric
A - Satellite, B - Secondary constriction, C - Metacentric
A - Satellite, B - Centromere, C - Telocentric
A - Satellite, B - Centromere, C - Submetacentric
on ribosomes present in cytoplasm as well as in mitochondria.
on ribosomes present in the nucleolus as well as in cytoplasm.
only on ribosomes attached to the nuclears envelope and endoplasmic reticulum.
only on the ribosomes present in cytosol.
(ii), (iii) & (iv)
(i) only
(ii) only
(iii) only
DNA
RNA
Plasma membrane
Mitochondria
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.
(i) and (ii)
(ii) and (iv)
(i), (ii) and (iv)
None of the above
autolysis
protein synthesis
lipid synthesis
carbohydrate synthesis
A Telocentric chromosome, B Acrocentric chromosome, C Submetacentric chromosome, D Metacentric chromosome
A Acrocentric chromosome, B Telocentric chromosome, C Metacentric chromosome, D Submetacentric chromosome
A Submetacentric chromosome, B Metacentric chromosome, C Telocentric chromosome, D Acrocentric chromosome
A Metacentric chromosome, B Submetacentric chromosome, C Acrocentric chromosome, D Telocentric chromosome.
Column-I | Column-II |
---|---|
(Chromosome) | (Position of Centromere) |
A. Metacentric | I. At the tip |
B. Submetacentric | II. Almost near the tip |
C. Acrocentric | III. At the middle |
D. Telocentric | IV. Slightly away from the middle |
A III; B IV; C II; D I
A IV; B III; C II; D I
A I; B II; C III; D IV
A IV; B III; C I ; D II
helps control the movement of substance in and out of the cell
passes information from the parent cell to newly formed cell
maintains the proper shape of the cell and serves as a protective barrier
helps the cell to make food with the help of chlorophyll and sunlight
SER
Lysosome
Golgi apparatus
Mitochondria
W
X
Y
Z
green plants
animals
bacteria and cyanobacteria
both (b) and (c)
requires energy.
always requires input of ATP.
moves molecules against a concentration gradient.
both (a) and (c)
Endoplasmic reticulum Synthesis of lipids.
Mitochondria Produce cellular energy in the form of ATP.
Golgi body Provides packaging material.
Lysosomes Secrete hydrolytic enzymes.
Plasmodesmata
Plastoquinones
Endoplasmic reticulum
Plasmalemma
42, 50
52, 40
50, 50
60, 40
mitochondria
centriole
flagella
spindle fibres
Column-I | Column-II |
---|---|
A. Tonoplast | I. Contain digestive enzyme |
B. Contractile vacuole | II. Store metabolic gases |
C. Food vacuole | III. Excretion |
D. Air vacuole | IV. Transport of ions in plants |
A IV; B III; C I; D II
A II; B III; C IV; D I
A IV; B II; C III; D I
A I; B III; C II; D IV
A - (viii), B - (v), C - (vii), D - (iii), E - (iv)
A - (i), B - (iv), C - (vii), D - (vi), E - (iii)
A - (vi), B - (v), C - (iv), D - (vii), E - (i)
A - (v), B - (i), C - (iii), D - (ii), E - (iv)
phytochrome
chromatophore
mesosome
pneumatophore
Mohl
Virchow
Haeckel
Brown
Only (i)
Only (iii)
(i) and (iii)
All of these
Cytosol
Mitochondria
Lysosomes
Golgi bodies
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.
Cell dies
Cell shrinks
Cell swell up
Nothing would happen
all animal cells.
some animal cells.
all plant cells.
all plant cells and euglenoides.