Cell wall is richly impregnated with silica in__________?
Correct answer: C. Baciliariophyta
- A. Rhodophyta
- B. Phaeophyta
- C. Baciliariophyta
- D. Euglenophyta
Explanation
Bacillariophyta, the diatom group, has cell walls richly impregnated with silica, forming durable frustules. Phaeophyta are brown algae and may contain alginates, but their walls are not characteristically silica-impregnated like diatoms.
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