1
JEE Main 2022 (Online) 27th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

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 :

A
Both Statement I and Statement II are correct
B
Both Statement I and Statement II are incorrect
C
Statement I is correct but Statement II is incorrect
D
Statement I is incorrect but Statement II is correct
2
JEE Main 2022 (Online) 25th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The photochemical smog does not generally contain:

A
NO
B
NO2
C
SO2
D
HCHO
3
JEE Main 2022 (Online) 29th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The acid that is believed to be mainly responsible for the damage of Taj Mahal is

A
sulfuric acid.
B
hydrofluoric acid.
C
phosphoric acid.
D
hydrochloric acid.
4
JEE Main 2022 (Online) 28th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Correct statement about photo-chemical smog is :

A
It occurs in humid climate.
B
It is a mixture of smoke, fog and SO2.
C
It is reducing smog.
D
It results from reaction of unsaturated hydrocarbons.
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