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प्रश्न
Explain how oxygen deficiency is caused by carbon monoxide in our blood? Give its effect.
टीपा लिहा
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उत्तर
- Carbon monoxide binds with haemoglobin and form carboxyhemoglobin which impairs normal oxygen transport by blood and hence the oxygen-carrying capacity of blood is reduced.
- This oxygen deficiency results in headache, dizziness, tension, loss of consciousness, blurring of eyesight and cardiac arrest.
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Types of Environmental Pollution
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 15: Environmental Chemistry - Evaluation [पृष्ठ २८०]
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संबंधित प्रश्न
Bhopal Gas Tragedy is a case of ________.
The pH of normal rain water is ______.
Biochemical oxygen Demand value less than 5 ppm indicates a water sample to be ______.
Match the List I with List II and select the correct answer using the code given below the lists.
| List I | List II | ||
| A | Depletion of ozone layer |
1 | CO2 |
| B | Acid rain | 2 | NO |
| C | Photochemical smog | 3 | SO2 |
| D | Green house effect | 4 | CFC |
Assertion (A): If BOD level of water in a reservoir is more than 5 ppm it is highly polluted.
Reason(R): High biological oxygen demand means high activity of bacteria in water.
What would happen, if the greenhouse gases were totally missing in the earth’s atmosphere?
Define smog.
How does classical smog differ from photochemical smog?
How is acid rain formed?
Differentiate the following:
BOD and COD
