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6. NCERT objective type questions

Choose the best options:

1. In which of the following case evaporation of water will be slowest?

A tray of water kept in sunlight
A kettle of water kept on a burner
A glass of water kept in a room
A bucket of water kept on rooftop

2. Clouds are

tiny drops of water floating in air
rain drops in air
mixture of dust and water vapour
particles of water vapour

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