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प्रश्न
What causes waterborne diseases? Name two waterborn diseases.
उत्तर
Phosphates and Nitrates from fertilizers, industrial effluents.
E.g. Arsenic, Mercury, Cadmium, Lead, etc. Gastrointestinal problems, typhoid, etc.
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संबंधित प्रश्न
Following is a statement about pollution. Which type of pollution does it express?
Many times, vomiting and dysentery occurs after eating 'pani puri'
Following is a statement about pollution. Which type of pollution does it express?
Crop does not grow up in some areas.
Match the pairs from 'A' and 'B' columns and explain the effect of pollution on human health.
| Column 'A' | Column 'B' |
| 1. Water containing cobalt | a. Mental retardedness |
| 2. Methane gas | b. Paralysis |
| 3. Water containing lead | c. Inflammation of lungs. |
| 4. Sulphur dioxide | d. Skin cancer |
| 5. Nitrogen dixoide | e. Irritation of eyes |
True or false.
Water does not get polluted by washing the cloths in running water of river.
Construct two slogans each on air, water and soil pollution.
Explain the Term: Particulate pollutant
Name any three air pollutants and the sources of each of them
With reference to pollution, explain the following:
Air pollution
Name the following:
The undesirable change in the environment leading to its deterioration.
Give two examples of Particulate pollutants.
