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प्रश्न
Pick the change that can be reversed from the following.
विकल्प
Cutting of trees
Melting of ghee
Burning of candle
Blooming of flower
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उत्तर
Melting of ghee
Explanation:
The melted ghee can be frozen again hence this change can be reversed. Cutting of trees, burning of candle and blooming of flower cannot be reversed.
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संबंधित प्रश्न
Match the following.
| Bud to flower | Dr. A.P.J. Abdul Kalam |
| Reversible change | Recyclable waste |
| India 2020 | Organic waste |
| Paper | Melting of ice |
| Vegetables | Irreversible change |
Circle the odd one.
Differentiate reversible and irreversible reactions.
Changes which cannot be reversed are called ______.
Most of the physical changes are ______.
When ‘Touch me not’ plant is touched by us, ______ changes occur.
Analogy:
Irreversible change: Making idly front batter.
Reversible change: ______.
Touch me not plant: ______:: digestion of food: Irreversible change.
Give one example of change which occurs on heating but cannot be reversed.
Change of a bud into a flower is a change which cannot be reversed. Give four more such example.
