Hydrosphere Quiz Questions and Answers 128 PDF Download

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Quiz on Hydrosphere Worksheet 128 Download PDF

Hydrosphere Quiz

MCQ: What is percentage of S, Ca and K ?

  1. 2%
  2. 3%
  3. 7%
  4. 8%


Structure & Function of Ecosystem Quiz

MCQ: Biotic component includes:

  1. The living Things
  2. Non living things
  3. The organic matter
  4. The inorganic factors


Ozone Depletion Quiz

MCQ: 'CFCs' stands for

  1. Hydrocarbons
  2. Chloroflorocarbons
  3. Clorine Florine carbons
  4. Cloroflurine carbons


Ozone Depletion Quiz

MCQ: Process involved in converting ultraviolet radiation (UV) into heat, known as

  1. Inferring process
  2. Process skill of science
  3. Chapman process
  4. Conversion process


Water Pollution Quiz

MCQ: 'BOD' oxidized by bacteria, resulting oxidization is known as

  1. Biologically Degradable
  2. Biodiversity
  3. Nitrification
  4. Bacteria oxidize