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CBSE 9th Biology | Organization in the Living World :Long Answer Type Question
Organization in the Living World :Long Answer Type Questions Question 1. Draw a well labelled diagram of a plant cell. Answer. Question 2. Draw a well labeled diagram of an animal cell. Answer. Question 3. How do bacteria survive during changed surrounding temperature and water conditions? Answer. Like other plant cells, bacteria also have a…
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CBSE 9th Chemistry | Matter-Nature and Behaviour (Long Answer Type Questions with Answers)
Matter-Nature and Behaviour (Long Answer Type Questions with Answers) Question 1. (a) Justify the existence of matter in three states (i.e., solids, liquid, gaseous) (b) Discuss the changes observed when ammonium chloride is heated. (c) Convert -18°C to Kelvin scale. Answer. (a) The existence of matter in solid, liquid or gaseous state depends upon…