Page 2 - Home Assignment I
P. 2

c)  Positively geotropism
                           d)  Negatively geotropisms

                   8.   The important characteristic of an organism belonging to thesame species is
                           a)  They don’tlook similar.
                           b)  They live in the same place
                           c)  They can live together.
                           b)  They produce young ones.

                   9.   The roots show positive_____
                           a)  Phototropism
                           b)  Geotropism
                           c)  Both phototropism and geotropism
                           b)  Neither phototropism nor geotropism

                   10.  Plant stems grow-
                           a)  Towards water
                           b)  Towards sunlight
                           c)  Towards the Earth
                           b)  Towards air

               Subjective

             SN                                    Questions                                  Marks  Skill

             Q.1     How can we say that all human beings belong to the same                  1        E
                     species?
             Q.2     Define Stimulus.                                                         1        E

             Q.3     Identify the process and the sense organ working in the following        3        Av
                     case:
                        “Removing your hand while touching a hot pot”

             Q.4     Distinguish between phototropism and geotropism with an                  3        Av
                     example and suitable diagram.

             Q.5     a)  How do sense organs help us to survive in our                        3        D
                          environment?
                     b)  Living things respond to stimuli. Explain using two
                          examples.


















               2
   1   2   3