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Biological Classification question

2016 · Q24
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Biological Classification question

2016 · Q24

NEETBiologyBiological ClassificationMCQ+4 / −1
Select the wrong statement.
  1. A
    The walls of diatoms are easily destructible.
  2. B
    'Diatomaceous earth's is formed by the cell walls of diatoms.
  3. C
    Diatoms are cheif producers in the oceans.
  4. D
    Diatoms are microscopic and float passively in water.
View written solutionFree

Correct answer: A

Diatoms are marine or freshwater unicellular organisms which have cell walls (frustules) composed of pectin impregnated with silica and consisting of two halves, one overlapping the other. The siliceous frustules of diatoms do not decay easily.

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