Saturday, July 14, 2012

X SA I BIO TEST FULL SYLLABUS 3


1.           How  is the process  of transpiration useful  to plant  ?                                                         
2.           Tendril  encircles  or coils around the object in contact  with  it.  Elaborate.                             
3.           Name  the hormone secreted by ovary,  testes  and  adrenal glands.  Write  a function of each  hormone.
4.           Draw  a labelled diagram of a biogas  plant.                                                                                      
5.           Draw  a neat  diagram of Respiratory System  in Humans and  label the following :               
 (i)      Trachea                 (ii)     Bronchi                 (iii)    Lungs                    (iv)    Larynx
Where  does  exchange of gases  take  place  ?
OR
Draw  neat diagram of digestive system. Label its all parts. How  the main  components of the food  digested in the small  intestine?  Explain.

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