EBT II

Which of the following is commonly responsible for the air pollution?

               

• Chlorofluorocarbon

• Carbon monoxide

• Sulfur dioxide

• All the above

Which of the following is the major component of greenhouse gases?

•  CO₂

• Water vapour

• Methane

• O₃

Which of the following does not play a significant role in the movement of phosphorus

• Lithosphere

• Hydrosphere

• Biosphere

• Atmosphere

Atmospheric nitrogen comprises of about

• 75%

• 78%

• 77%

• 87%

Animals that eat a variety of meats, fruits and vegetables are called as

• Producers

• Herbivores

• Omnivores

• Carnivores

Herbivores, Carnivores and Omnivores are all

• Producers

• Decomposers

• Predators

• Consumers

The pyramids of number may be

• Upright

• Inverted

• Dambbell Shaped

• All the above

The impure carbon particles resulting from the incomplete combustion of hydrocarbons is called

• Dust

• Soot

• Clot

• Frost

Organic compounds that are resistant to environmental degradation are called            

• Permanent Organic Pollutants

• Prevalent Organic Pollutant

• Persistent organic Pollutant

• All of the above

Particulate pollutants are

• Small solid particles and liquid droplets

• Liquid droplets in the atmosphere

• Small solid particles released into the atmosphere

• All the above