| The aerobic method of mechanical composting practised in India is called – |
A) Bhopal Method
B) Nagpur Method
C) Pune Method
D) Indore Method
| In the fourth week of June 2015, where was the agreement on waste management between two entrepreneurs and several civic bodies ? |
A) Maharashtra
B) Gujarat
C) Uttar Pradesh
D) Assam
| Among the following elements which is typically the most abundant in dried sewage sludge ? |
A) Calcium
B) Phosphorus
C) Hydrogen Sulphide
D) Nitrogen
| Which one of the following is a hygienic way of disposing solid waste and is more suitable if the waste contains more hazardous material and organic content ? |
A) Composting
B) Landfilling
C) Incineration
D) Oxidation
| As per CPCB , how much solid waste is generated per capita per day in large cities ? |
A) 0.25 kg
B) 0.65 kg
C) 0.85 kg
D) 0.5 kg
| Sludge bulking can be controlled by – |
A) Aeration
B) Coagulation
C) Sedimentation
D) Chlorination
| Solid waste treatment by pyrolysis refers to – |
A) Heating in absence of air
B) Heating in presence of air
C) No heating
D) Treatment with chemicals before heating
| The region where all of the light from the source is blocked is called – |
A) Umbra
B) Shadow
C) Black hole
D) Antumbra
| Efficiency of practically used solar cell is approximately – |
A) 10 %
B) 20 %
C) 55 %
D) 58 %
| The rate of current provided by a PV panel / array for charging a lead – acid accumulator should be – |
A) 2 – 3 Amp
B) 5 – 10 centi Amp
C) 5 – 10 Amp
D) 2 – 3 centi Amp
