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CBSE 9th Biology | Organization in the Living World – Questions and Answers
Organization in the Living World – Questions and Answers Question 1. What is a cell? Answer. A cell is the structural and functional unit of all living things. Question 2. Name the scientist who discovered cell. Answer. Robert Hooke (1665). Question 3. Who discovered nucleus? Answer. Robert Brown. Question 4. Which cell organelle is called…
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CBSE 9th Chemistry | The Matter-Nature and Behaviour (Very Short Answer Type Questions)
The Matter-Nature and Behaviour (Very Short Answer Type Questions) Question 1. The earlier Indian Philosophers classified matter in the form of five basic elements. Name these five elements. Answer. The five basic elements are : Air, Earth, Fire, Sky and Water. Question 2. According to modern view is matter continuous or particulate? Answer. Matter is…