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MBD -HARYANA BOARD-ENVIRONMENTAL ISSUES-EXERCISE
- What is Biotic index?
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- Fill in the lanks with suitable words: secondary treattment of pollute...
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- Fill in the lanks with suitable words: Increase in concentration of so...
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- Fill in the lanks with suitable words: Aforestation can check the adva...
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- Fill in the lanks with suitable words: ..................... radiation...
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- Fill in the lanks with suitable words: DDT is a serious pollutant as i...
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- State True or False: The SO2 causes asphycial death due to oxygen star...
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- State True or False: Acid rain caused due to oxides of nitrogen and su...
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- State True or False: Ozone destroys the crops of potato,alfalfa and sp...
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- State True or False: The UV rays and IR rays are ionising radiations.
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- State True or False: The photochemical smog contains PAN and Ozone.
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- Coin one word for the following statements: Discarded computer parts l...
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- Coin one word for the following statements: Degradation of organic was...
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- Coin one word for the following statements: Solid contents of sewage.
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- Coin one word for the following statements: Cleaning of vast areas cov...
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- Coin one word for the following statements: Growing of green plants al...
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- Identify the correct matching pair:
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- Which one of the following pairs is mis-matched ?
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- Which one of the following statements pertaining to pollutants is corr...
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- Prolonged liberal irrigation of agricultural fields is likely to creat...
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- Which of the following is not used for disinfection of drinking water?
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