Q: 119 (CDS-I/2010)

The cleaning of dirty clothes by soaps and detergents is due to a type of molecules called surfactants, which are present in soaps and detergents. The surfactant molecules remove the dirt by
question_subject: 
Science
question_year: 
2010
question_exam: 
CDS-I
stats: 
0,544,224,88,64,64,552