JEE Main202310 Apr 2023Morning ShiftChemistryEnvironmental ChemistryActual
Match List I with List II List I Industry List II Waste Generated (A) Steel plants (I) Gypsum (B) Thermal power plants (II) Fly ash (C) Fertilizer Industries (III) Slag (D) Paper mills (IV) Bio-degradable wastes Choose the correct answer from the options given below :
Options
- AA - III ,   B - II ,   C - I ,   D - IV
- BA - III ,   B - IV ,   C - I ,   D - II
- CA - II ,   B - III ,   C - IV ,   D - I
- DA - IV ,   B - I ,   C - II ,   D - III
Correct answer
A. A - III ,   B - II ,   C - I ,   D - IV
Step-by-step solution
The various solid wastes in the form of slags and sludges that are emerged from steel plants are blast furnace slag. Fly ash is a fine by-product recovered from gases of burning coal in thermal power plants. Gypsum is the waste of fertiliser industry. Non-cellulosic part of plant is wastes of paper industry and it is biodegradable.