cilia
flagella
both (a) and (b)
centriole
C. both (a) and (b)
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
Primary cell wall
Secondary cell wall
Middle lamella
Tertiary cell wall
(i) and (iii)
(ii) and (iv)
(iii) and (iv)
(ii) and (iii)
Active transport
Facilitated diffusion
Simple diffusion
Na+ K+ pump
oxysomes
sphaerosomes
ribosomes
dictyosomes
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
Only (i)
Only (iv)
Only (ii), (iii) and (iv)
None of the above
(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.
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.
RBC of human
RBC of frog
cheek cell of human
liver cell of rat
higher plants
yeast
bacteria and blue-green algae
None of the above
A - Outer membrane, B - Inner membrane, C - Matrix, D - Inter- membrane space, E - Crista
A - Outer membrane, B - Inner membrane, C - Intermembrane space, D - Matrix, E - Crista
A - Outer membrane, B - Inner membrane, C - Matrix, D - Crista, E - Inter - membrane space
A - Outer membrane, B - Inner membrane, C- Crista, D - Matrix, E - Inter-membrane space
microtubule
bone
chitin
cartilage.
inner surfaces
outer surfaces
phospholipid matrix
inner and outer surfaces
Plasmodesmata
Plastoquinones
Endoplasmic reticulum
Plasmalemma
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.
(i), (ii), (iii) and (iv)
Only (i) and (ii)
Only (iv)
None of the above
requires energy.
always requires input of ATP.
moves molecules against a concentration gradient.
both (a) and (c)
Centrioles Sites for active RNA synthesis.
Lysosomes Optimally active at a pH of about 8.5.
Thylakoids Flattened membranous sacs forming the grana of chloroplasts.
Ribosomes Those on chloroplasts are larger (80S) while those in the cytoplasm are smaller (70S).
Mitochondrion
Lysosome
Golgi apparatus
Endoplasmic reticulum
living content of cytoplasm.
nonliving content of cytoplasm.
nonliving content of vacuole.
living content of vacuole.
excretion
secretion
ATP synthesis
RNA synthesis
mitochondria
centriole
flagella
spindle fibres
Endoplasmic reticulum Synthesis of lipids.
Mitochondria Produce cellular energy in the form of ATP.
Golgi body Provides packaging material.
Lysosomes Secrete hydrolytic enzymes.
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
mechanism of photosynthesis that occurs in chloroplasts.
rough ER in prokaryotic cells.
cytoskeleton of eukaryotic cells.
process that moves small molecules across cell membranes.
Chloroplasts Chlorophyll
Elaioplasts Starch
Chromoplasts Carotenoids
Amyloplasts Carbohydrates
production of ATP
requirement of energy
production of toxin
release of energy
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.
autolysis
protein synthesis
lipid synthesis
carbohydrate synthesis