On burning her cotton handkerchief and a paper from her old notebook, naughty Sanjana found that both burned with the same odour and changed into grey ash. What can you conclude from this?
(a) Both cotton and paper are white in colour.
(b) Both are obtained from plants.
(c) Both are obtained from animals.
(d) It is just a coincidence.

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Solution

(b) Both are obtained from plants.
It means that both cotton and paper are plant products.

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(b) Both are obtained from plants. It means that both cotton and paper are plant products.

(b) Both are obtained from plants.
It means that both cotton and paper are plant products.