Q11 / 180 · AIIMS 2014 · Botany

Plants do not get benefit from

  • A
    $\mathrm{N}_2$ in air
  • B
    $\mathrm{O}_2$ in air
  • C
    $\mathrm{CO}_2$ in air
  • Correct answer
    D
    $\mathrm{O}_3$ in air.

Solution

Ozone is a harmful secondary air pollutant. Ozone, being a strong oxidant destroys chlorenchyma, produces necrosis, hardens rubber, damages textiles, corrodes the surface of marble statues and heritage buildings.

Hence, the correct answer is option: 'D'.

More Photosynthesis in Higher Plants Questions