aquatic macrophytes
aquatic fungi
effluents
evapotranspiration
A. aquatic macrophytes
Oxygen
Air
Hydrogen
Chlorine
adrenalin
glucagon
epinephrin
thyroxin
nitrogen
helium
neon
argon
Potassium nitrate
Silver nitrate
Ammonium carbonate
Ammonium bicarbonate
aldehydes
alkenes
amino acids
alkynes
a definite shape but not volume
a definite volume and shape
a definite volume but not shape
neither definite volume nor shape
a congenital disease
a communicable disease
an acquired disease
a contagious disease
neon
argon
helium
krypton
oxidise ammonia to nitrates
convert nitrogen into ammonia
oxidise ammonia to free nitrogen
oxidise ammonia to oxides of nitrogen
oxalic acid
citric acid
acetic acid
hydrochloric acid
increases the atomic mass of the atom
decreases the atomic mass of the atom
increases the charge on the nucleus
decreases the charge on the nucleus
chlorine
carbon monoxide
sulphur dioxide
o-cresol
Terylene
Rayon
Nylon
Silk
nickel
zinc
chromium
copper
Sedimentation
Electrophoresis
Tyndall effect
Brownian movement
ZnSO4 . 7H2O
FeSO4 . 7H2O
MgSO4 . 7H2O
CaSO4 . 2H2O
is unaffected by temperature variations
decreases with increase of temperature
increases with decrease of temperature
increases with increase of temperature
the manufacture of explosives
the manufacture of dyes
refrigerators
the preparation of drugs
terephthalic acid and ethylene glycol
hexamethylene diamine and adipic acid
cellulose nitrate
cellulose acetate
Alexander Fleming
Sir JJ Thomson
Dr Nessler
Sir John Russel
Fe and C
Mn and C
Fe and Mn
Fe, Mn and C
ten
twenty
zero
fifty
manganese
vanadium
nickel
chromium
dichloro-phenoxy-acetic acid
superphosphate of lime
chlorofluorocarbons (CFC)
dichloro-diphenyl-trichloro-ethane
Oxygen
Nitrogen
Hydrogen
Chlorine
adrenalin
thyroxin
insulin
epinephrine
ethyl alcohol
chloroform
oxygen
methyl alcohol
Silicon
Oxygen
Carbon
Calcium
proteins
carbohydrates
tannins
lipids
Ammonium nitrate
Nitre
Charcoal powder
Sulphur