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chemistry test for 10 class students

Self Evaluating Test         It is hard to beat a person who never gives up. (Babe Ruth)         I fear no one but respect every one.    Total time:1hour.                                Total No: 61                              Passing No: 65%             The test is of 5 th and 6 th chapter chemistry (biochemistry and atmosphere). First section OBJECTIVE   (a): fill in the blanks. (10)   The word protein has been taken from                 word                .   Usually the general formula of monosaccharide is                    .   The molecular formula of sucrose is                        .   Lactose ---------              +                .     The monosaccharide with the lowest number of carbon atom is              .   Lanolin is              .   The %age of nitrogen in air is approximately                 .  (b): mention T and F for true and false statements, respectively.   Glucose is a keto sugar.  

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