The higher concentration of which gas in air can cause stiffness of flower buds?

eSaral Updated on:
Question:

The higher concentration of which gas in air can cause stiffness of flower buds?

  1. $\mathrm{NO}_{2}$

  2. $\mathrm{CO}_{2}$

  3. $\mathrm{SO}_{2}$

  4. $\mathrm{CO}$

Correct Option: , 3

Solution:

High concentration of $\mathrm{SO}_{2}$ leads to stiffness of flower buds.

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