Available Answers

1. 1.

   Tick mark (√) the correct answers in the following

   1. Bagasse is
      1. Discarded plastics
      2. Waste of cement factories
      3. Plant residue
      4. Waste of oil refineries
   2. Disposal of waste by burning is called
      1. Scrubbing
      2. Biodegradation
      3. Incineration
      4. Composting
   3. Non-degradable waste can be best disposed off by
      1. Drainage
      2. Composting
      3. Scrubbing
      4. Dumping
2. 2.

   What is a "waste"?

3. 3.

   Write five major categories of wastes in the boxes given below:

4. 4.

   Given below are the things collected from different places by a student. Segregate these into different categories of waste in the columns:

   pesticides, rags of cloth, batteries, vegetable peels, milk pouches, flyash, faecal matter, roofing sheets, bagasse, plant's roots & fallen leaves, old computer, mine tailing

    

   S.NO.	Domestic waste	Industrial waste	Agricultural waste	Municipal waste	Electronic waste
   1.
   2.
   3.
   4.
   5.

    

5. 5.

   What do you mean by the term 'Segregation' of waste?

   Name three categories of waste under segregation with one example of each:

   1. ____________________ example __________________
   2. ____________________ example __________________
   3. ____________________ example __________________
6. 6.

   What is 'e-waste'?