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Earn 100

Cyanobacteria are characterized by
(a)Presence of oxygenic photosynthesis
(b)Presence of flagella
(c)Presence of pigment chlorophyll a and b
(d)Presence of membrane-bound organelles

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Important Questions on Biological Classification
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Which of the following bacteria are able to synthesize their food from inorganic raw material with the help of energy derived from oxidation of an inorganic substance?

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Which of the following characters are not associated with BGA?
(a) Flagellation (b) Heterocyst (c) Eubacteria (d) Algal bloom
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Bacteria reproduce mainly by

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The cyanobacteria have chlorophyll-a similar to green plants. These organisms
(a) are unicellular, colonial or filamentous, marine or terrestrial algae
(b) are surrounded by gelatinous sheath
(c) perform both carbon and nitrogen reduction

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Out of the total, ___ (A)___ bacteria are photolithotrophic and they synthesize their food from ____(B)_____ substances.

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The Archaebacteria which occur in gut of ruminant animals

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Match the column I and column II and select the correct option:
Column -1 | Column - II |
(a) Cholera | (ii) Clostridium |
(b) Diphtheria | (ii) Salmonella |
(c) Tetanus | (iii) Vibrio |
(d) Typhoid | (iv) Corynebacterium |
**Two genera names were same, so one was changed.**
