In the context of environmental studies , 'BOD' stands for?
ABiological Oxygen Depletion
BBiochemical Oxygen Deprivation
CBiochemical Oxygen Demand
DNone of the above
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There are _____ biodiversity hotspots in the world.
Which of the following statements about India's classification of tropical cyclones are correct?
- A Cyclonic Storm has wind speeds between 62 to 88 kmph.
- A Severe Cyclonic Storm is defined by wind speeds of 119 to 221 kmph.
- A Cyclonic Storm is equivalent to wind speeds of 34 to 47 knots.
അന്തരീക്ഷത്തിൽ ഏറ്റവുംകൂടുതൽ അളവിൽ കാണപ്പെടുന്ന അലസവാതകം ഏത്?
Which of the following statements about flash floods are correct?
- Flash floods occur very rapidly, usually within six hours of the beginning of heavy rainfall.
- They are characterized by a sudden and extreme volume of water flowing slowly.
- Flash floods lead to rapid inundation.
Which of the following is a key characteristic of mock exercises regarding resources?