Tnpsc Group 4 Zoology Online Test 21


  1.  Air, Light, Land, Soil, Water bodies, Plants and animals around as
    1.  None of these
    2.  Moon
    3.  Environment
    4.  Earth

  2.  Unwanted substances form during a process or substances cannot be reused called
    1.  None of the above
    2.  Earth
    3.  Environment
    4.  Wastes

  3.  Garbage how many type
    1.  Two
    2.  Three
    3.  Four
    4.  Five

  4.  Some waste gradually degraded by Micro organism these called
    1.  None of the below
    2.  Partially biodegradable waste
    3.  Non- Biodegradable waste
    4.  Bio-degradable waste

  5.  Leaves, Agricultural Waste, Animal Waste, Vegitable, Fruits and their peel, Seed, Nut are example of
    1.  None of the below
    2.  Partially Biodegradable waste
    3.  Non-Biodegradable waste
    4.  Bio-degradable waste

  6.  Waster Substances not degraded by Micro-organisms are
    1.  Bio-Degradable waste
    2.  Non-Biodegradable waste
    3.  Partially Biodegradable waste
    4.  None of the above

  7.  Plastics, Metals and Industrial effluents are example of
    1.  None of the below
    2.  Partially Biodegradable waste
    3.  Non-Biodegradable waste
    4.  Bio-degradable waste

  8.  Land Filling Place converted in to ____ and  ____
    1.  None of the below
    2.  Garden
    3.  Parks
    4.  Parks and Garden

  9.  The Buring of Solid Waste in incinerator is called
    1.  Reducing the usage
    2.  Composting
    3.  Incineration
    4.  Land Filling

  10.  Human anatomical waste and Medical waste dispose by 
    1.  Reducing the usage
    2.  Composting
    3.  Land Filling
    4.  Incineration



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