A student on adding a solution X to rice extract, observed the conversion of colour of solution to blue black. Identify the compound X. (a) Bromine solution (b) Iodine solution (c) Distilled water (d) Salt solution ---- A student while observing a human cheek cell could not observe — (a) Nucleus (b) Mitochondria (c) Nucleolous (d) Chloroplast
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1-The compound X is 'Iodine Solution'
2-A student while observing a human cheek cell could not observe 'Chloroplast'
2-A student while observing a human cheek cell could not observe 'Chloroplast'
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