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CBSE

Subject

Biology

Multiple Choice Questions

11.  

In ferns, the xylem is



    12.  

    The shape of the outer part of the ear is like a ..........



      13.  

      The male sex hormone is



        14.  

        Which of the following is not a plant hormone?



          15.  

          DPT vaccine is administered to prevent diseases like



            16.  

            The waste management technique that involves the use of micro-organisms to remove or neutralize pollutants from contaminated site is called



              17.  

              Which is the largest gland in human body?



                18.  

                Emulsification is



                  19.  

                  ........... determines colour, texture, chemical properties, minerals content and permeability of soil.



                    20.  

                    The growth of bacteria is measured by



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