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10th CBSE Biology Solved Questions

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Chapter - 6   Life Processes , Chapter - 7  Control And Co-ordination , Chapter - 8  How Do Organisms Reproduce ,Chapter - 9  Heredity And Evolution  Chapter - 6  Life Processes Q. 1 While eating you are advised not to talk. Why are you advised so? 1 Mark  Ans. We are advised so because while eating some food particles might enter the wind pipe which can lead to choking.  Q. 2 We say that movement is a characteristic of living organisms but we always don’t see visible movements in plants. Comment. 1 Mark  Ans. We always don’t see visible movements in plants. It does not mean that they are not alive. Molecular movements take place in their body.  Q. 3 If a person is working on a treadmill in a gymnasium, will it effect his rate of breathing? How? 2 Marks  Ans. Yes, it will affect his rate of breathing. The rate of