Coaching Flashcards
(26 cards)
Gun powder, which is an explosive comprises of charcoal, sulphur and
Salt petre
Starting raw material for the manufacture of alum is
bauxite
Which of the following sugars is the sweetest?
fructose
The main use of HCl is in the
Drilling of petroluem wells and pickling of steel sheets
All enzymes are made of
proteins
Gelatine which is a nitrogenous organic protein is obtained by the hydrolysis of
collagen
Hemoglobin is a/an
protein
Wood charcoal is used for decolouration of sugar, because it
__________ the coloured materials.
adsorbs
Sulphur addition in soap is done to
Cure pimples and dandruff
Very fine suspended and colloidal impurities are removed from water
by a process called
coagulation
Fermentation of molasses to produce ethyl alcohol is done at __________ °C
20-30
Most widely and commonly used coagulant for the removal of
suspended impurities in water is
alum
Which of the following is a detergent ?
Alkyl benzene sulphonate
Drinking (potable) water treatment does not involve
softening
Main constituent of dolomite is
MgCO3
Main constituent of limestone is
CaCO3
Water Code of the Philippines
Presidential Decree No. 1067
Philippine Clean Air Act of 1999
Republic Act No. 8749
Extended Producer Responsibility
on Plastic Packaging Waste
RA 11898
Ecological Solid Waste
Management Act of 2000
Republic Act No. 9003
New version of Ecological Solid Waste Management Act of 2000
Extended Producer Responsibility
on Plastic Packaging Waste
Philippine Clean Water Act of 2004
Republic Act No. 9275
Marine Pollution Decree of 1976
Presidential Decree No. 979
Philippine Sanitation Code
Presidential Decree No. 856
