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SAI INTERNATIONAL SCHOOL


               CLASS-IV

                                                                 SCIENCE


               CHAPTER-3- OUR TEETH AND MICROBES


               SUB TOPIC-TYPES OF TEETH

               Objective


                   1.  Rewrite the statements correctly.
                   a.  Canine have a large biting surface.

                   b.  Incisors are broader than premolars.
                   c.  Children have ten molars.

                   d.  Molars help in tearing the flesh easily.
                   e.  Wisdom teeth are premolars.


               Subjective

                   2.  Which teeth work like a knife and where they are located in humans?
                   3.  Why do tigers have well developed and sharp canine teeth?
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