Page 3 - Lesson Notes
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Species

                   Species is a group of similar looking organisms that are capable of breeding
                     among themselves to produce young ones that can also reproduce.
                   Example –
                       i.  All rose plants form one species of plants.
                      ii.  All dogs form onespecies of animals.
                     iii.  All humans form one species of humans.

























              WONDER BOX
                   Sir  Jagadish  Chandra  Bose  was  the  first  Indian  scientist  who  proved

                     that  plants  are  sensitive  to  heat,  cold,  light,  noise  and  various  other
                     external stimuli.
                   He contrived an instrument called CRESCOGRAPH that can record and

                     observe minute responses in plants because of external stimuli.






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