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प्रश्न
Why do you think oxygen dissolved in water is important for the survival of aquatic animals and plants?
उत्तर
The oxygen which is dissolved in water is used by animals for breathing and used by plants for breathing and photosynthesis.
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संबंधित प्रश्न
Very Short Answer Type Question:
List three liquids which are transparent.
Find the odd one.
brick, coir, silk cloth, pine apple
Find the odd one.
Umbrella, sponge, rain coat, jerkin
Sand paper is a good example for smooth materials.
Select those objects from the following which shine:
Glass bowl, plastic toy, steel spoon, cotton shirt
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Name some examples for shiny materials?
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