10th Class Science Sample Paper Sample Paper - 5 Term - 1

  • question_answer
      Yashoda makes potato chips for Kishan and stores them in a pot. She sees after sometime, that the chips got spoiled. She was disappointed and then Kishan told her, how this happened? (a) State values of Yashoda. (b) Which values of Kishan must be praised? (c) How do you store food at home? Or Mitali got silver anklets made for her and kept them in cupboard. After a few days, when she took them out for wearing, their colour was changed. She went to her mother to tell her that they were fooled by jeweller. Her mother asked her reason to feel so and told her, why this happened? (a) Throw light on values of Mitali. (b) Which values of her mother must be praised? (c) Why did the colour of anklets change?

    Answer:

      (a) Yashoda is caring, loving and hard working. She however is ignorant of scientific practices.                                  (b) Kishan is scientific, practical, logical and intelligent.                                                                                    (1/2) (c) Food is stored at low temperature in fridge to prevent its oxidation or in air tight containers to cut oxygen supply.                                                                                                                                                                                                 (2) Or (a) Mitali is judgmental, adoring, spontaneous.                                                                                                  (b) Her mother is scientific, persuasive and logical.                                                                                                                 (c) Silver gets tarnished in contact with air hydrogen sulphide from air and forms a layer of silver sulphide over it which is black in colour.                                                                                                                                                 (2)


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