CTET 2 Math and Science 7 Jan 2022 Paper
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Question : 64 of 150
Marks:
+1,
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The following observation were noted by Antara on burning various fibres on a candle flame
X- burns with bright light and greyish black ash is left
Y- burns by curling and produces dark crisp ash
Z- melts on burning
X, Y, Z could be respectively
X- burns with bright light and greyish black ash is left
Y- burns by curling and produces dark crisp ash
Z- melts on burning
X, Y, Z could be respectively
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