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______ soil is suitable for growing cotton.
Concept: undefined >> undefined
Discuss briefly on three states of matter.
Concept: undefined >> undefined
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Potential energy and heat energy are the two forms of mechanical energy.
Concept: undefined >> undefined
An example for reversible change is
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Chemical reactions are example for
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A stretched rubber band comes back to normal shape. It is an example for ________.
Concept: undefined >> undefined
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 |
Concept: undefined >> undefined
Circle the odd one.
Concept: undefined >> undefined
Circle the odd one.
Concept: undefined >> undefined
Circle the odd one.
Concept: undefined >> undefined
Circle the odd one.
Concept: undefined >> undefined
What is reversible change?
Concept: undefined >> undefined
Differentiate reversible and irreversible changes.
Concept: undefined >> undefined
The biotic factor which spoils the food item is
Concept: undefined >> undefined
Vinegar is added as a preservative for pickles.
Concept: undefined >> undefined
What is the purpose of food preservation?
Concept: undefined >> undefined
Water is present in huge quantities as vapour and clouds in the ________
Concept: undefined >> undefined
The accumulated underground water comes out in the form of ______.
Concept: undefined >> undefined
What are the processes involved in water cycle?
Concept: undefined >> undefined
