Single filament of Nostoc without mucilage sheath is known as
A
Hyphae
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B
Colony
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C
Trichome
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D
Mycelium
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Solution
The correct option is D Trichome Trichome is multicellular structure found in blue-green algae, that forms due to repeated cell division in single plane at right angles to the main axis of filament.
Hyphae are long branching filaments of fungus which help in vegetative growth and collectively form a mycelium.
Colony means a cluster of microorganisms growing on a solid medium.