1. should be buried deep in the soil
2. can be used for production of energy
3. should be treated with chemicals to prevent breeding or organisms
4. should be dumped into the sea
can be used for production of energy
1. deafness
2. increase in B.P.
3. heart trouble
4. All the above
All the above
1. CO2 and CO
2. CO, and CO2 and SO2
3. CO2, CO, SO2 and H2O
4. CO2, CO, H2S and SO2
CO2, CO, SO2 and H2O
1. SO2
2. CO
3. Smog
4. Radioactivity
Radioactivity
1. mature, dividing cells
2. actively dividing cells
3. highly specialized cells
4. cells in which food is stored
actively dividing cells
1. flood in Yamuna river
2. decomposition of marble as a result of high temperature
3. air pollutant released from oil refinery of Mathura
4. All of the above
air pollutant released from oil refinery of Mathura
1. Hydrocarbon
2. CO2
3. CO
4. SO2
CO2
1. hinders higher rate of photosynthesis
2. has been responsible for increasing the average global temperature in recent past
3. helps in checking the ultraviolet rays to reach earth
4. is advantageous since it supplies oxygen for people travelling in jets
helps in checking the ultraviolet rays to reach earth
1. Sufficient food will not be available to water organisms
2. Sufficient O2 will not be available to water organisms
3. B.O.D. value of water will decrease
4. Drinking water will not be available
Sufficient O2 will not be available to water organisms
1. methyl isocynate
2. ethyl isocyanate
3. sodium isocyanate
4. potassium isocyanate
methyl isocynate