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 bryophytes and pteridophytes transport of male gametes requires
  2. The bladders of Utricularia and pitchers of Nepenthes are modification of
  3. Cervical vertebrae are located in
  4. Which one of the following options shows correct matching pair?
  5. Which one of the following matches is correct