class 10 videos

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'To test the presence of starch in the given food sample' 01:09 Mar 7, 2022
'Non Grains Food: Crops| Agriculture | Geography | CBSE Class 10 Social Sciences' 17:00 Oct 9, 2021
'Availability of Food Grains | Food Security | Social Science | Class 10' 03:42 Oct 8, 2021