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1. Fill in the blanks :(a)deals with the study ofmatter and the changes it undergoes.(b)help to increase theproduction of food.(c) Food items like jams and pickles areprotected by using(d) L.P.G. is used for .........(e) Inert gases were discovered by |
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Answer» Answer: 1st KA hoga CHEMISTRY, 2ND ka biology hoga , 3rd ka tomato hoga , 4TH ka COOKING hoga |
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