Topic: Five kingdom classification· Diversity in Living World

Select the wrong statement.

1. Pili and fimbriae are mainly involved in motility of bacterial cells.

2. Cyanobacteria lack flagellated cells.

3. *Mycoplasma* is a wall-less microorganism.

4. Bacterial cell wall is made up of peptidoglycan.

Doubtly Asked 30 Oct 2026 NEET UG 2016 Phase 2 Practice test neet Save WhatsApp Report

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Answer: 1. Pili and fimbriae are mainly involved in motility of bacterial cells.

Pili and fimbriae are surface structures used for attachment to surfaces or host cells and (pili) for conjugation. Bacterial motility is the job of flagella, so statement 1 is wrong.

Cyanobacteria lack flagellated cells: correct.
Mycoplasma has no cell wall: correct.
Bacterial cell wall is made of peptidoglycan: correct.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report

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