Questions
Identify the correct statement for diatoms.
a
The walls of diatoms are easily breakable.
b
'Diatomaceous earth' is depositions of the cell wall of diatoms.
c
Diatoms actively float on the surface of oceans.
d
Their walls are embedded with calcium oxalate.
detailed solution
Correct option is B
Diatoms are microscopic and float passively in water currents (plankton). The walls are embedded with silica and thus the walls are indestructible. Accumulation of cell wall deposits over billions of years in their habitat forms ‘diatomaceous earth’.Talk to our academic expert!
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Unlike other algae, diatoms do not readily decay due to
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