Photochemical combination of hydrocarbons and nitrogen oxides emitted by automobile

Photochemical combination of hydrocarbons and nitrogen oxides emitted by automobiles produces health threatening

Options

(a) acid rains
(b) fly ash
(c) CFC
(d) smog

Correct Answer:

smog

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. In spinal cord of frog, the sensory fibres are situated in
  2. Which one of the following structure between two adjacent cells
  3. Mineral salts are absorbed by the roots from soil in the form of
  4. Below Image is the floral formula of
  5. The breakdown of detritus into smaller particles by earthworm is a process called