Question

F. Give reasons for each of the following.


1. Noise pollution is an important cause of stress in human beings.
2. The pollution of freshwater affects half of world's population
3. Eutrophication often leads to the loss of aquatic life in a pond
4. Carpooling has become the need of the hour in Indian cities.
5. The rapid transit system is more energy efficient than other forms of travel
6. The various sources of energy must be used judiciously.​

Answer 1

Answer:

yes because our ears have limited forums

Answer 2

Answer:

1 Ans Unwanted sounds can have a range of mental health effects. The brain is always monitoring sounds for signs of danger, even during sleep. As a result, frequent or loud noise can trigger anxiety or stress. With continued exposure to noise pollution, a person's sensitivity to stress increases .

2 Ans Because it is fresh water will be affected half of the population who use this water on any way they will fall sick or ill or they could die and this would also spread by the person. This will completely effect world's population.

3 Ans Under eutrophic conditions, dissolved oxygen greatly increases during the day, but is greatly reduced after dark by the respiring algae and by microorganisms that feed on the increasing mass of dead algae. When dissolved oxygen levels decline to hypoxic levels, fish and other marine animals suffocate.

4 Ans Cities need to work on long-term solutions to reduce dependence on private vehicles for mobility. Carpooling offers a long-term solution by reducing the number of private cars on the road as well as improving their utilization. By pooling, their effort in driving through the congested roads is reduced by at least 50%

5 Ans Yes there are very useful and they are more energy efficient then others travel because they move fast and help to magne the time

6 Ans The various sources of energy must be used judiciously so as to have sufficient amount of resources available for the future generation and it's also needs the demand of the present . also judicious use of resource produces less pollution.

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