a) Parasitic, plasmodium with true wall, spores are dispersed by air currents.
25%
b) Saprophytic, plasmodium without walls, spores dispersed by water.
25%
c) Saprophytic, plasmodium without walls, spores dispersed by air currents.
0%
d) Parasitic, plasmodium without true walls, spores dispersed by water currents.
Q.2.
Fungi are always:
40%
a) Heterotrophs.
40%
b) Saprophytes.
20%
c) Parasites
0%
d) Autotrophs.
Q.3.
Viroids differ from viruses in:
60%
a) Satellite RNA packed with viral genome
40%
b) Naked DNA molecules.
0%
c) Naked RNA molecules only.
0%
d) Naked DNA packaged with viral genome.
Q.4.
Which of the following cannot be grown on artificial culture medium?
0%
a) E.coli.
100%
b) TMV
0%
c) Aspergillus
0%
d) Saccharomyces.
Q.5.
Lichens are described as best indicators of:
0%
a) Soil pollution.
67%
b) Air pollution.
33%
c) Water pollution
0%
d) Agricultural productivity.
Q.6.
Peptidoglycan is characteristic constituent of cell wall in:
25%
a) Archaebacteria and Eukaryotes.
25%
b) Eubacteria and unicellular eukaryotes
50%
c) Bacteria and cyanobacteria
0%
d) Monera and protista.
Q.7.
Presence of two nuclei, micronucleus and macronucleus, is a characteristic of protistan group:
67%
a) Sporozoans.
33%
b) Ciliata.
0%
c) Flagellata
0%
d) Sarcodina.
Q.8.
Protistan protozoans having nuclear dimorphism is:
0%
a) Amoeba proteus.
33%
b) Paramoecium caudatum.
67%
c) Plasmodium vivax.
0%
d) Trypanosoma gambiense.
Q.9.
Virus are no more ‘alive’ as isolated chromosomes because:
0%
a) They require both RNA and DNA.
33%
b) They both need food molecules.
33%
c) They both require oxygen for respiration.
33%
d) Both require the environment of a cell to replicate
Q.10.
Which of the following is wrongly matched:
0%
a) T.O. Diener – Viroids are found to be free DNA.
0%
b) W.M Stanley – Crystallised proteins.
0%
c) M.W Beijerinek – Contagium Vivum fluidum.
100%
d) D.J. Ivanowsky – Microbes smaller than bacteria cause mosaic disease of tobacco.
Q.11.
Which is correct about cell wall of bacteria and fungi?
0%
a) Both have glycopeptides.
33%
b) Both have N-acetyl glucosamine.
33%
c) Both have N-acetyl glucosamine and cellulose.
33%
d) Both have chitin.
Q.12.
Morels and truffles are group of fungi classified under:
0%
a) Phycomycetes.
50%
b) Deuteromycetes.
50%
c) Basidiomycetes.
0%
d) Ascomycetes.
Q.13.
Which one of the following would appear as the pioneer organisms on bare rocks?
0%
a) Mosses.
0%
b) Green algae.
100%
c) Lichens
0%
d) Liverworts.
Q.14.
Peptidoglycan is not found in the cell wall of:
50%
a) Cyanobacteria.
25%
b) Eubacteria.
0%
c) Archaebacteria.
25%
d) Both (B) and (C).
Q.15.
Photosynthetic blue green algae is:
67%
a) Oxygenic.
0%
b) Anoxygenic.
0%
c) Both oxygenic and anoxygenic.
33%
d) None of these.
Q.16.
Conjugation was first discovered in:
0%
a) Salmonella.
50%
b) Streptococcus.
0%
c) Bacillus subtilis.
50%
d) E.coli.
Q.17.
Oils and leucosin are characteristic stored food in:
0%
a) Dinoflagellates.
50%
b) Euglenoids.
0%
c) Diatoms.
50%
d) Slime mould.
Q.18.
Auxospores are formed by:
0%
a) Diatoms.
33%
b) Euglenoids.
33%
c) Dinoflagellates.
33%
d) Slime mould.
Q.19.
Identify the most appropriate difference in Puccinia from Claviceps.
0%
a) Parasitic on plants.
0%
b) Does not produce any asexual spores.
0%
c) Completing life cycle only in one host.
100%
d) Vegetative reproduction absent.
Q.20.
Assertion: In ascomycetes and Basidiomycetes well distinct dikaryotic phase present during sexual life. Reason: During sexual reproduction of ascomycetes and Basidiomycetes plasmogamy is immediately followed by Karyogamy.
0%
a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
75%
b) Both Assertion and Reason are true but Reason is NOT the correct explanation of Assertion.
0%
c) Assertion is true but Reason is false.
25%
d) Both Assertion and Reason are false.
Q.21.
In Euglenoids, stored food is Paramylon which is a:
0%
a) Conversion product of acids.
33%
b) Conversion product of starch.
33%
c) A type of lipid.
33%
d) A type of protein.
Q.22.
Multinucleated Acellular slime moulds are:
0%
a) Haploid.
0%
b) Diploid.
100%
c) Tetraploid.
0%
d) Polyploid.
Q.23.
Which of the following eukaryotes are devoid of histone proteins?
0%
a) Golden algae.
0%
b) Euglenoids.
100%
c) Fire algae.
0%
d) Slime mould.
Q.24.
A fungus completing its life cycle on a single host is known as:
33%
a) Homothallic.
0%
b) Autoecious.
67%
c) Heterocious.
0%
d) Heterothallic.
Q.25.
A lichen having much branched system of cylindrical or ribbon like branches but a small thallus is called as:
0%
a) Foliose lichen.
0%
b) Fruticose lichen.
50%
c) Crustose lichen.
50%
d) None of these.
Q.26.
In fungi, mycelium breaks into fragments of hyphae and each broken fragment give rise to a new mycelium. Which of the following explains this process?
0%
a) Fragmentation.
50%
b) Budding.
50%
c) Plasmogamy.
0%
d) Karyogamy.
Q.27.
Stored food in fungi:
0%
a) Fat.
0%
b) Proteins.
0%
c) Glycogen.
100%
d) Chitin.
Q.28.
Identify the following fungi which possess Septate and branched hyphae:
0%
a) Alternaria, Agaricus, Albugo.
50%
b) Rhizopus, Penicillium, Trichoderma.
50%
c) Ustilago, Colletotrichum, Mucor.
0%
d) Aspergillus, Puccinia, Lycoperdon
Q.29.
Herpes viruses and influenza viruses are respectively:
0%
a) ss DNA virus and ss RNA virus.
0%
b) ds DNA virus and ss DNA virus.
100%
c) ss RNA virus and ds DNA virus.
0%
d) ds RNA virus and ds DNA virus.
Q.30.
Find out the mis-matching series on the basis of mode of nutrition: (a) Plasmodium vivax, Penicillium, Slime mould, Anabaena. (b) Mycoplasma, Diatom, Saccharomyces, Mucor. (c) Bacteriophage, Albugo, Cuscuta, Trypanosoma. (d) Desmids, Nostoc, Chlorella, Anabaena.
50%
a) (a) and (b).
50%
b) (a) and (d).
0%
c) (b) and (c).
0%
d) (c) and (d).
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