1. Carbon
2. Sulphur
3. Aluminium
4. Nitrogen
5.
Aluminium
1. Taj Mahal—Agra
2. Gol Ghar—Patna
3. Buland Darwaza—Fatehpur Sikri
4. Qutub Minar—Lucknow
5.
Qutub Minar—Lucknow
1. Tanjore
2. Khajuraho
3. Vapi
4. Konark
5.
Konark
1. Elephant
2. Blue Whale
3. Camel
4. Giraffe
5.
Blue Whale
1. 6
2. 7
3. 8
4. 9
5.
7
1. Acid fermentation
2. Acid regression
3. Alkaline fermentation
4. None of these
Acid fermentation
1. Suspended solids
2. Colloidal solids
3. Organic matter
4. Pathogenic bacteria
Colloidal solids
1. Deficiency of oxygen
2. Toxic gases
3. Inflammable gases
4. Any of these
Inflammable gases
1. 12 hours
2. 24 hours
3. 28 hours
4. 2 hours
24 hours
1. Aeration
2. Deoxygenation
3. Reparation and deoxygenation
4. None of these
Reparation and deoxygenation