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    Life Processes

                                     9                                               in Animals

                                               computational thinking quest

                    Tick ( ) the correct option.
                      1.  Raj was writing the journey of food through         Who is/are correct?     (Abstract Thinking)
                         the  alimentary  canal  in his  notebook.  In a
                         hurry, he made a mistake in the sequence:                  (a)   Aman and Kunal

                        Mouth  Stomach  Oesophagus  Small    Large    Anus          (b)   Aman, Riya and Kunal
                                                 intestine  intestine
                         His  friends checked  his  answer and  gave                (c)   Riya and Meena
                         suggestions:
                                                                                    (d)  Only Meena
                         •   Amit: “The oesophagus  should  come
                            before the stomach.”                           3.  A cow is observed chewing something even
                                                                              when it is not eating fresh grass. What is the
                         •  Priya: “The small intestine  should  come
                            before the stomach.”                              most likely explanation?  (Abstract Thinking)
                         •  Ravi: “The large intestine  comes  before               (a)   It is eating continuously.
                            the small intestine.”
                                                                                    (b)   It is chewing cud.
                         •  Roohi: “The sequence is already correct.
                         Who correctly identified the mistake?                      (c)   It is cleaning its mouth.
                                                    (Decomposition)

                                (a)  Amit                                           (d)   It is drinking water.
                                                                           4.  Rahul  had been taking  strong medicines
                                (b)  Priya
                                                                              for a long time. After a few days, his doctor
                                                                              explained that these medicines had reduced
                                (c)  Ravi
                                                                              the number of beneficial bacteria in his large
                                (d)  Roohi                                    intestine.  Soon,  Rahul  started  feeling weak
                                                                              and noticed some health issues.
                      2.  Four friends explain why birds swallow stones:
                                                                              His  friends  tried  to  explain  what  might  be
                         •  Aman: “To help grind food in the gizzard.”
                                                                              happening:
                         •  Riya: “To increase body weight.”
                                                                              •  Sahil: "Your digestion will increase now."
                         •   Kunal:  “To help in the digestion  of hard       •   Riya:  "Your  body  may  produce fewer
                            food like seeds.”                                   vitamins."

                         •  Meena: To produce digestive juices.”              •   Anil: "Stool formation will completely stop."

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