Cell: The Unit of Life
1 Board Biology previous year questions on Cell: The Unit of Life — options free on every question; 1 include the answer & explanation free, the rest unlock with PYQ Pass.
Q1 FREE PREVIEW
The size of Pleuropneumonia-like Organism (PPLO) is
✓ Correct answer: c)
\(0.1\mu \mathrm{m}\)
Explanation
The correct answer is: C. 0.1 μm
Explanation:
PPLO (Pleuropneumonia-like Organism), now called Mycoplasma, is the smallest known living cell.
- Size of PPLO/Mycoplasma ≈ 0.1 μm
- They can survive without a cell wall.
- They are the smallest organisms capable of independent existence.
So, the correct option is: 0.1 μm.
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