MCQ
Clouds are:
- ✓Tiny drops of water floating in air.
- BMixture of dust and water vapour.
- CParticles of water vapour.
- DRain drops in air.
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S.No.
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Column - $I$ (Disease)
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S.No.
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Column - $II$ (Deficient substance)
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$(A)$
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Scurvy
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$(p)$
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Iodine
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$(B)$
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Rickets
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$(q)$
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Vitamin $D$
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$(C)$
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Goitre
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$(r)$
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Vitamin $A$
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$(D)$
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Night blindness
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$(s)$
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Vitamin $C$
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$l.$
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Larger solid particles can be separated from smaller ones by filtration.
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$ll.$
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Cream can be separated from milk by churning.
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$lll.$
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A mixture of mud and water can be separated by loading, sedimentation and decantation.
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$lV.$
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Grains can be separated from stalks by threshing.
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S.No.
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Column-$I$
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S.No.
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Column-$II$
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$A.$
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The process of removal of larger particles from smaller ones.
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$(p)$
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Decantation.
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$B.$
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The process of separation of butter from milk.
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$(q)$
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Filtration.
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$C.$
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The process of separation of components of a muddy water.
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$(r)$
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Churning.
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$D.$
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The process of separation of components of a mixture of oil and water.
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$(s)$
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Sieving.
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