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The Fundamental Unit of Life — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceThe Fundamental Unit of Life1 Mark
MCQ
$1 A^0$ is:
  • A
    $10^{-6} \mathrm{\sim m}$
  • B
    $10^{-9} \mathrm{\sim m}$
  • ✓
    $10^{-10} \mathrm{\sim m}$
  • D
    $10^{-3} \mathrm{\sim m}$
✓

Answer

Correct option: C.
$10^{-10} \mathrm{\sim m}$
 
  1. $1$ Micrometer $=10^{-6} \mathrm{\sim m}$
  2. $1$ Nanometer $=10^{-9} \mathrm{\sim m}$
  3. $1$ Angstrom $=10^{-10} \mathrm{\sim m}$
Thus, the correct answer is option $C.$

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