Chemical Reactions and Equation | Important Questions & Answer | Grade X

Short Answer Type Questions[l] [2 Marks] -Year 2015 1.“We need to balance a skeltal chemical equation.” Give reason to justify…

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Chemical Reactions and Equation | Extra Questions & Answer | Grade X

Choose the correct options: Question 1. Which of the following reactions involves the combination of two elements :- a)CaO + CO2 ->…

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Life Processes | Important Questions & Answer | Grade X

Question-1 Define nutrition? What are the different modes of nutrition? Solution: Nutrition is the process of intake, as well as…

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Life Processes | Important Questions & Answer | Grade X

Short Answer Type Questions[l] [2 Marks] -Year 2015 1.What are enzymes? Name any one enzyme of our digestive system and…

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Light-Reflection and Refraction | Important Questions & Answer | Grade X

SHORT ANSWER TYPE QUESTIONS [3 Marks] – Year 2007 1. A concave lens has focal length of 20 cm. At…

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