The decomposition of the matter produces into ___________ and in presence of ____________
A) Carbondioxide and oxygen
B) Oxygen and nitrogen
C) Nitrogen and carbondioxide
D) Nitrogen and chlorine
Correct Answer:
Verified
Q7: Bacteria in water causes _
A)Malaria
B)Typhoid
C)Dengue
D)Chicken guinea
Q8: Helminth in the water causes _
A)Hook worm
B)Amoebic
Q9: The _ is an important requirement of
Q10: The optimum value in natural water is
Q11: The disappearance of the plants and animals
Q13: The organic matter present in the water
Q14: The temperature of sewage increases. What will
Q15: What is the minimum quantity of dissolved
Q16: The presence of which of the following
Q17: The presence of free ammonia in sewage
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