ch 1 science class 10 mcq

21 The average rainfall of a desert is less than 1. 20 cm 2. 24 cm 3. 23 cm 4. 28 cm

19 The persons observing the rates of chemical reaction is 1. ecologist 2. chemist 3. geologist 4. biologist

20 " Science is a history of corrected mistakes ". This was said by 1. Albert einstein 2. darwin 3. Edison 4. Karl Popper

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ch 1 science class 10 mcq

22 The following one is an endemic species of India 1. kangaroo 2. kiwi 3. white tiger 4. peacock

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21 The average rainfall of a desert is less than 1. 20 cm 2. 24 cm 3. 23 cm 4. 28 cm

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19 The persons observing the rates of chemical reaction is 1. ecologist 2. chemist 3. geologist 4. biologist

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20 " Science is a history of corrected mistakes ". This was said by 1. Albert einstein 2. darwin 3. Edison 4. Karl Popper

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