
Correct statement about photo-chemical smog is


Important Questions on Environmental Chemistry



and in the above atmospheric reaction step are

Match List I with List II
List-I Pollutant |
List-II Source |
||
A | Microorganisms | I | Strip mining |
B | Plant nutrients | II | Domestic sewage |
C | Toxic heavy metals | III | Chemical fertilizer |
D | Sediment | IV | Chemical factory |
Choose the correct answer from the options given below

Match List I with List II
List-I Pollutant |
List-II Disease /sickness |
||
A | Sulphate | I | Methemoglobinemia |
B | Nitrate | II |
Brown mottling of teeth |
C | Lead | III | Laxative effect |
D | Fluoride | IV | Kidney damage |
Choose the correct answer from the options given below

Given below are two statements:
Statement I : The non bio-degradable fly ash and slag from steel industry can be used by cement industry.
Statement II : The fuel obtained from plastic waste is lead free.
In the light of the above statements, choose the most appropriate answer from the options given below

Given below are two statements :
Statement I : In polluted water values of both dissolved oxygen and are very low.
Statement II : Eutrophication results in decrease in the amount of dissolved oxygen.
In the light of the above statements, choose the most appropriate answer from the options given below
