A. 5.24
B. 6.24
C. 7.24
D. 8.24
Submitted by: Said wali shah
Author: Said wali shah
A. As water purifier
B. As mordant
C. fire proofing fabrics
D. Softening of hard water
Submitted by: Said wali shah
A. Mordent dye
B. Vat dye
C. Acid dye
D. Direct dye
Submitted by: Said wali shah
A. Alum
B. Chlorine
C. Lime
D. permangnate
Submitted by: Said wali shah
A. Hg, Pb
B. Zn, Mn
C. As, CD
D. Cd , Pb
Submitted by: Said wali shah
A. Free radicals
B. Cosmic rays
C. Nitrogen oxides
D. UV -rays
Submitted by: Said wali shah
A. only salt
B. Organic matter
C. Salt & Organic matter
D. Suspended impurity
Submitted by: Said wali shah
A. DDT
B. mercury salt
C. Domestic waste
D. Aluminum foil
Submitted by: Said wali shah
A. Water pollution
B. Sound pollution
C. Soil pollution
D. Air pollution
Submitted by: Said wali shah
A. Source
B. Receptor
C. Sink
D. All of them
Submitted by: Said wali shah
