STUPIDSID
1(10)
Plasma pyrolysis is used for which types of wastes
1 M
1(11)
What is Abscission?
1 M
1(12)
What is fume?
1 M
1(13)
What is the range of calorific value of Indian solid watse?
1 M
1(14)
At what PSI value air quality is considered "good"
1 M
1(2)
Give the chemical formulate for a bacterial cell
1 M
1(3)
Name the microbe causes Amoebric Dysentery
1 M
1(4)
What is basic characteristic of E-coli?
1 M
1(5)
At what value JTU is equal to NTU
1 M
1(6)
What causes disease "Mathemoglobinemia"?
1 M
1(7)
At what level of DO fishes die in water bodies
1 M
1(8)
What is Sullage?
1 M
1(9)
What is the purpose of Antisiphonage pipe in trap
1 M
Short Questions
1(a)
Short Questions
What is energy and carbon source for Photoautrophs?
What is energy and carbon source for Photoautrophs?
1 M
2(a)
State the types of impurities found in water
3 M
2(b)
Differentiate quality wise surface water and gound water sources.
4 M
Solve any one question.Q2(c) &Q2(d)
2(c)
Describe four phases of the microbial growth and draw microbial growth curve for mass and number.
7 M
2(d)
Define BOD and COD. Derive the equation for first stage BOD.
7 M
solve any one question Q.3(a,b,c) &Q4(a,b,c)
3(a)
Define
i) MPN
ii) dBA
iii) TDS
i) MPN
ii) dBA
iii) TDS
3 M
3(b)
Why BOD is determined for 5 days at 20°C?
4 M
3(c)
Differentiate temporary and permanent hardness and find out total hardness, carbonate hardness and non-carbonate hardness for water analysis-Ca=65mg/l,
Mg=51mg/L,
Na=101mg/L,
K=21mg/L and HCO3=248mg/L
Mg=51mg/L,
Na=101mg/L,
K=21mg/L and HCO3=248mg/L
7 M
4(a)
What cause Alkalinity in water?
3 M
4(b)
Discuss the effects of noise pollution in human beings
4 M
4(c)
How pH is determined int the laboratory? Find out average pH of pH8 and pH10 and state how basic is pH 10 compared to pH 8
7 M
solve any one question Q.5(a,b,c) &Q6(a,b,c)
5(a)
What is the need of Equalization and Neutralization in industrial wastewater?
3 M
5(b)
Calculate 5 day BOD at 20°C if 2 day BOD at 35°C is 150mg/L and KD at 20°C is 0.1.
4 M
5(c)
What are principle of house drainage? Desribe schematically one pipe and two pipe system of plumbing.
7 M
6(a)
Disuss different chemical characteristics of solid waste
3 M
6(b)
Differentiate Nahani trap and Gully trap showing sketch
4 M
6(c)
Discuss different natural forces of self-purification in running water bodies and calculate DO and COD of mix, when two industrial streams of DO of 0.5mg/L and 0.0mg/L and COD of 200mg/L and 400mg/L and flow of 10 cumes and 150 cumes respectively are disposed in river of of flow 500 cumes. Initial DO and COD of river was 9.0mg/L and 30mg/L respectively..
7 M
solve any one question Q.7(a,b,c) &Q8(a,b,c)
7(a)
Explain salient features of house drainage plan
3 M
7(b)
Define
i) Rubbish
ii) Garbage
iii) Soot
iv) Aerosol
i) Rubbish
ii) Garbage
iii) Soot
iv) Aerosol
4 M
7(c)
Enumerate different methods of solid waste disposal and describe in detail the method of mechanical composing
7 M
8(a)
What are sources of CO? State its effect on humans
3 M
8(b)
What are the objectives of water (prevention and control of pollution) act 1974.Define pollution as per this act.
4 M
8(c)
Differentiate primary and secondary air pollutants and discuss the working of electrostatic precipitatior.
7 M
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