Subject :NSO Class : Class 4
Subject :NSO Class : Class 4
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 3
Ans 1:
Class : Class 3
The hardest substance found in our body is Enamel so X is Enamel. The pulp in our teeth is soft and bears blood vessels and nerves so Y is Pulp.
Ans 3:
Class : Class 3
The hardest substance in our body is Enamel, so X is Enamel. The Pulp in our teethis soft and bears blood vessels and nerves, so Y is Pulp. Hence the answer is B.
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 3