Home Biology Biological Classification NCERT Select the following statement that does not…
Biology Biological Classification NCERT Single Correct MCQ
Published on: August 12, 2026

Select the following statement that does not apply to diatoms -

A
Diatom cell wall may be impregnated with silicon
B
Cell wall is made up of 2 half-shells fit tightly together
C
Diatom is a chrysophyte
D
Diatom is multiflagellate

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The correct answer is:
D

Diatoms have silica cell walls with two overlapping halves and belong to chrysophytes. They are not multiflagellate, most lack flagella except in some reproductive stages.

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