SUMMATIVE ASSESSMENT – I, 2013 SCIENCE Class – IX[Code - 42OCV1Q] SDV Samastipur By JSunil18/9/2013 1. Which part of the cell in Eukaryotas organism plays an important role in cellular reproduction?[1]
2.What will be the value of “g” at the pole as compared to the value of “g” at the equator?[1] 3. Distinguish between inter varietal and interspecific hybridization of crop plants? [1] 4. Identify dispersed phase and dispersing medium I the following (a)fog and (b)Cheese[2] 5. Give one word for the following [2] (a) Group of cells with similar structure and designed to give highest efficiency function. (b) Process of taking up a permanent shape size and function. (c) Animal tissue connecting muscles to bones (d) Kidney shaped cell that enclose stomata. 6. Define uniform circular motion .draw any example related to it.[2] 7. Distinguish three states of matter with respect to following properties: [3] (a)Density (b)Diffusion (c) Partical motion 8. (a) State the difference between pure substance and mixture giving one example of each?[3] See full paper : IX Science CBSE Original paper
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