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VK GLOBAL PUBLICATION-MODEL QUESTION PAPER-7-EXERCISE (SECTION-A)
- Give a chemical test to distinguish between saturated and unsaturated ...
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- Why are green plants called producers? What is the role of decomposers...
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- (a) Give an example for a combination reaction which is exothermic. ...
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- (a) Why does calcium start floating when added to water? (b) Most of...
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- (a) Identify the acid and the base whose combination forms the common ...
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- Four elements P, Q, R and S have atomic numbers 12, 13, 14 and 15 resp...
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- How do Mendel’s experiments show that traits may be dominant or recess...
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