A – Cell wall, B – Cell membrane, C – Heterocyst, D – DNA, E – Mucilagenous sheath
A – Cell wall, B – Cell membrane, C – DNA, D – Heterocyst, E – Mucilagenous sheath
A – Mucilagenous sheath, B – Cell membrane, C – DNA, D – Heterocyst, E – Cell wall
A – Cell membrane, B – Cell wall, C – DNA, D – Heterocyst, E – Mucilagenous sheath
B. A – Cell wall, B – Cell membrane, C – DNA, D – Heterocyst, E – Mucilagenous sheath
Aristotle
R. H. Whittaker
D. J. Ivanowsky
W. M. Stanley
some of them are green in colour.
they are present every where.
some of them cannot move.
they have a rigid cell wall.
Mycoplasma
Mycorrhiza
Euglena
Trypanosoma
they oxidize various inorganic substances such as nitrates, nitrites and ammonia and use the released energy for their ATP production.
they oxidize various organic substances and use the released energy for their ATP production.
both (a) and (b)
none of these
Only (iii)
(i), (iii) and (v)
(i), (ii), (iv), and (v)
All of the above
are small, microscopic which are not seen with naked eye.
cause serious diseases to human being, domesticated animals and crop plants.
produce endospores which are very resistant to adverse conditions.
possess incipient nucleus and show amitotic division.
It is also called blue green algae.
They are chemosynthetic autotrophs.
It forms blooms in polluted water bodies.
It is unicellular, colonial or filamentous, marine or terrestrial bacteria.
Column-I | Column-II |
---|---|
(Fungus name) | (Commonly called) |
A. Puccinia | I. Yeast |
B. Ustilago | II. Mushroom |
C. Agaricus | III. Smut fungus |
D. Saccharomyces | IV. Rust fungus |
A I, B II, C III, D IV
A II, B III, C IV, D I
A III, B IV, C I, D II
A IV, B III, C II, D I
(ii) and (iii)
(ii) and (v)
(i), (ii) and (iii)
(ii), (iv) and (v)
Column-I | Column-II |
---|---|
(Type of Protozoans) | (Examples) |
A. Amoeboid protozoans | I. Paramecium |
B. Ciliated protozoans | II. Plasmodium |
C. Flagellated protozoans | III. Amoeba |
D. Sporozoans | IV. Trypanosoma |
A I; B III; C IV; D II
A III; B I; C II; D IV
A III; B I; C IV; D II
A III; B IV; C I; D II
They are the members of the kingdom monera.
They live in extreme habitats such as hot springs, deserts, snow and deep oceans.
They show the most extensive metabolic diversity.
All of the above
Column-I | Column-II |
---|---|
(Characters/features) | (Examples) |
A. Red dinoflagellates | I. Rhizopus |
B. Unicellular fungi used to | II. Gonyaulax make bread and beer |
C. Source of antibiotics | III. Yeast |
D. Bread mould | IV. Penicillium |
A III; B II; C I; D IV
A II; B III; C I; D IV
A II; B III; C IV; D I
A II; B IV; C III; D I
TMV has a double-stranded RNA molecule.
Most plant viruses are RNA viruses.
The bacteriophage has a double-stranded DNA molecule.
Most animal viruses are DNA viruses.
Basidiomycetes
Zygomycetes
Ascomycetes
Chytrids
Both (i) and (ii)
Only (ii)
(i), (iii) and (iv)
All of these
fix atmospheric nitrogen.
enhance absorption of nutrients from the soil.
kill insects and pathogen.
provide resistance against abiotic stresses.
Column-I | Column-II |
---|---|
(Scientists) | (Discovery) |
A. Ernst Mayr | I. Discovered Viroids |
B. Whittaker | II. Gave the name virus |
C. Pasteur | III. Proposed five kingdom classification |
D. Diener | IV. Darwin of the 20th century |
A IV, B III, C II, D I
A III, B IV, C II, D I
A II, B III, C IV, D I
A I, B II, C III, D IV
lichen
mycorrhiza
rhizome
endomycorrhiza
they parasitize on cereals.
they lack mycelium.
they develop sooty masses of spores.
their affected parts becomes completely black.
Column-I | Column-II |
---|---|
(Class of fungi) | (Common name) |
A. Phycomycetes | I. Sac fungi |
B. Ascomycetes | II. Algal fungi |
C. Basidiomycetes | III. Fungi imperfecti |
D. Deuteromycetes | IV. Club fungi |
A II, B I, C IV, D III
A II, B IV, C I, D III
A IV, B I, C II, D III
A IV, B III, C II, D I
phycomycetes
zygomycetes
deuteromycetes
basidiomycetes
Archaebacteria
Cyanobacteria
Chrysophytes
Dinoflagellates
Trypanosoma
Paramecium
Gonyaulax
Entamoeba
Fungi Saprophytic parasitic mode of nutrition.
Monera Nuclear membrane is present.
Plantae Cell wall is made up of cellulose.
Animalia Cell wall is absent.
Protozoans
Chrysophytes
Slime moulds
Euglenoids
Yeast
Algae
Bacteria
Lichen
Phycomycetes
Sac fungi
Club fungi
Fungi imperfecti
Sac fungi
Bracket fungi
Imperfect fungi
Phycomycetes
conidia
oospores
sporangiospores
zoospores
unicellular eukaryotes with well-defined nucleus only.
unicellular prokaryotes with membrane bound organelles.
unicellular eukaryotes with well-defined nucleus and membrane bound organelles.
both unicellular and multicellular eukaryotes with welldefined nucleus and membrane bound organelles.