Study the two categories of changes given below: Category ACategory BFlowering of a budExpansion of iron on heatingCutting of grassBoiling of water Which of the following statements is true regarding these categories?

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Physics · Physical and Chemical Changes

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Category A represents irreversible changes; Category B represents reversible changes

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Answer 1

Both Category A and Category B represent irreversible changes

Answer 2

Category A represents irreversible changes; Category B represents reversible changes

Answer 3

Category A represents chemical changes; Category B represents physical changes

Answer 4

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