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PROTISTS & FUNGI. Lecture 2. Single-Celled Stramenophiles. 2. Diatoms . Have silica shell of 2 perforated parts that overlap like a pill box Live in oceans, streams, rivers, lakes and damp soils Key producers of many oceanic food chains.
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PROTISTS & FUNGI Lecture 2
2. Diatoms • Have silica shell of 2 perforated parts that overlap like a pill box • Live in oceans, streams, rivers, lakes and damp soils • Key producers of many oceanic food chains. • Most are free-living photosynthetic cells in the aquatic habitats • Release oxygen into the atmosphere • The silica-rich material is used various domestic and industrial applications.