Algae Quiz Questions:
Fungi differ from algae in being
(a) Coenocytic
(b) Without motile gametes
(c) Without unicellular forms
(d) Without chlorophyll and possessing chitinised wall
Red oceanic tides can be due to
(a) Diatoms
(b) Red algae
(c) Dinophyceae
(d) Blue-green algae
The name cyanobacteria refers to
(a) Bacteria
(b) Blue–green algae
(c) Yeast
(d) Fungi
Which of the following algae is symbiotic and nitrogen fixing?
(a) Spirogyra
(b) Cladophora
(c) Anabaena
(d) Oedogonium
Unlike other algae, diatoms do not readily decay due to
(a) Siliceous wall
(b) Mucilaginous wall
(c) Water proof cell wall
(d) Nonliving cells
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During rainy seasons, the ground becomes slippery due to dense growth of
(a) Lichens
(b) Bacteria
(c) Green algae
(d) Cyanobacteria
Which of the following may be called as fission algae?
(a) Nostoc
(b) Oedogonium
(c) Volvox
(d) None of these
Which was first photosynthetic organism?
(a) Green algae
(b) Red algae
(c) Cyanobacteria
(d) Brown algae
The fossil record of blue-green algae is in
(a) Palaeozoic
(b) Pre–palaeozoic
(c) Carboniferous
(d) None of these
Algae often float on surface of water during day but sink down during night due to
(a) Evolution and trapping of oxygen bubbles during the day in their photosynthesis
(b) Becoming light as they consume most of their food in the night
(c) warming action of sun during the day
(d) Release of absorbed air by warming of water
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Muramic acid is present in the cell wall of
(a) Yeast
(b) Bacteria
(c) Rhizopus
(d) Green algae
Which of the following movement may be found in blue-green algae?
(a) Flagellar
(b) Ciliary
(c) Gliding
(d) None of these
The association of algae and fungi for the formation of lichens is an example of
(a) Parasitism
(b) Mutualism
(c) Amensalism
(d) Predation
Carrageenin a jelly like substance is derived from marine algae known as
(a) Kelp
(b) Diatoms
(c) Flagellates
(d) Irish moss
Which of the following does not evolve oxygen?
(a) Photosynthetic bacteria
(b) Blue-green algae
(c) Autotrophic plants
(d) Green algae
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Helotism is a term used for the symbiosis of
(a) Algae and bacteria
(b) Algae and bryophytes
(c) Algae and pteridophytes
(d) Algae and fungi
Which of the following shows the absence of chlorophyll ‘b‘?
(a) Green algae
(b) Red algae
(c) Blue-green algae
(d) Brown algae
The classification of the group algae is based on
(a) Nature of shap
(b) Nature of pigment
(c) Nature of length
(d) None of these
Blue-green algae are similar to
(a) Bacteria
(b) Viruses
(c) Green algae
(d) Brown algae
Which of the following does not evolve oxygen?
(a) Green algae
(b) Photosynthetic bacteria
(c) Autotrophic plants
(d) Blue-green algae
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Prokaryota includes
(a) Mycoplasma
(b) Ulothrix
(c) Fungi
(d) Mycoplasma and blue-green algae
Microscopic green algae of ocean are called
(a) Spirogyra
(b) Volvox
(c) Diatoms
(d) Ulotrima
Which of the following groups of plants are highly useful in increasing soil fertility?
(a) Red algae
(b) Fungi
(c) Bacteria
(d) Bryophytes
Who had pointed out the significance of blue-green algae in relation to nitrogen fixation?
(a) G. E. Fogg
(b) P.K. De
(c) R.N. Bolton
(d) Y. Bharya
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Mycoplasma is related to
(a) Algae
(b) Bacteriophage
(c) Virus
(d) L–form bacteria
Algae present in soil fixes atmospheric __
(a) oxygen
(b) nitrogen
(c) carbon-dioxide
(d) helium
Which of the following decompose the remanents of the plants into CO2 and water?
(a) Algae
(b) Virus
(c) Sunlight
(d) Bacteria
Who had pointed out the significance of blue-green algae in relation to nitrogen fixation?
(a) G. E. Fogg
(b) P.K. De
(c) R.N. Singh
(d) Y. Bharadwaja
Mycology (Mycetology) is a branch which deals with the study of
(a) Viruses
(b) Algae
(c) Bacteria
(d) Fungi
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Alga are useful to man because
(a) They help in restoring the fertility of the soil
(b) They help in reducing pollution and clearing atmosphere
(c) They can be grown in tanks
(d) Of their high protein content, some algae may be used as future food
Which is the cause of Anthrax disease?
(a) Virus
(b) Bacteria
(c) Mycoplasma
(d) Algae
Which of the following does not contain chlorophyll?
(a) Fungi
(b) Algae
(c) Bryophyta
(d) Pteridophyta
In lichens, the following organisms are in symbiotic association:
(a) Algae and fungi
(b) Fungi and bacteria
(c) Algae and bacteria
(d) Algae and protozoa
Little leaf of brinjal is caused by
(a) Virus
(b) Fungus
(c) Algae
(d) Mycoplasma
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The alga causing Red snow ball in alpine region is
(a) Batrachospermum
(b) Oscillatoria
(c) Haematococcus
(d) All the above
In the five kingdom system of classification, which single kingdom out of the following can include blue-green algae, nitrogen fixing bacteria and methanogenic archaebacteria
(a) Monera
(b) Fungi
(c) Plantae
(d) Protista
Algae with photosynthetic pigments possess nutrition
(a) Holozoic
(b) Saprophytic
(c) Holophytic
(d) Parasitic
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The symbiotic association of fungi and algae is called
(a) Lichen
(b) Mycorrhiza
(c) Mycoplasma
(d) Parasitic root
The disease of cardio-vascular system is caused by
(a) Algae
(b) Cyanobacteria
(c) Mycoplasma
(d) None of these
Which of the following symbiotic association is not useful as biofertilizer?
(a) Rhizobium and leguminous roots
(b) Azolla and Anabaena
(c) Algae and fungi
(d) Roots of higher plants and fungi
