Thermal pollution

What is called when an industry removes water from a source and then returns the heated water to its source?

• Water pollution

• Soil pollution

• Air pollution

• Thermal pollution

Which one of the following can cause thermal pollution?

• Residential houses

• Power plants

• Death of marine organisms

• Oil spill

What is the effect of warmer temperature to the fishes?

• Increase the metabolism

• Decrease the metabolism

• Stabilize the metabolism

• Increase the solubility of oxygen

What is the disadvantage of control measures of thermal pollution by passing the heated water?

• Water is lost due to leakage

• Water is lost due to absorption

• Water is lost due to dilution

• Water is lost due to evaporation

Which one of the following cause thermal pollution?

• Release of cold water

• Organic manures

• Purified water

• More number of trees

How does soil erosion cause thermal pollution?

• By making natural water bodies to hold in its normal level

• By polluting the water bodies

• By avoiding sunlight to fall on the water bodies

• By making natural water bodies to rise beyond their normal level

What is the main effect of thermal pollution to the oxygen solubility in water bodies?

• They increase the solubility of oxygen in water bodies

• They maintain the solubility of oxygen in water bodies

• They reduce the solubility of oxygen in water bodies

• They don’t cause any affect in solubility of oxygen to the water bodies

How does an artificial lake help in solving thermal pollution?

• It stores heated water

• It gives a good aesthetic view

• It helps to breed fishes

• It is used during the summer season where water scarcity cause