Gopa Shilpi Classes - ICSE - Class IX - Biology

 Gopa Shilpi Classes - ICSE - Class IX - Biology

Group activity

    • Arindam Bhattacharjee
      Arindam Bhattacharjee asked question Hygiene - 12
      Name the following :(a) The bacterium which causes cholera.(b) The liquid domestic wastes from the kitchen, toilet, etc.(c) The chemical substances used to kill rats.(d) The disease caused due to the inflammation of liver.(e) The disease caused due...
      • Arindam Bhattacharjee
        Arindam Bhattacharjee asked question Hygiene - 11
        Define:(a) Health(b) Hygiene(c) Pathogen/germ(d) Vector(e) Contamination
        • Arindam Bhattacharjee
          Arindam Bhattacharjee asked question Hygiene - 10
          Give suitable explanations for the following:(i) One should breathe by nose and never by mouth.(ii) Hands must be washed before eating food.(iii) Eating places must be kept free of flies.
          • Arindam Bhattacharjee
            Arindam Bhattacharjee asked question Hygiene - 9
            How are cockroaches and rats harmful to humans?

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