Question
List the differences between clayey soil and sandy soil.
✓
Answer
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Clayey soil
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Clayey soil
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$1.$
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The proportion of fine particles is higher.
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$1.$
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The proportion of large particles is higher.
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$2.$
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Particles are packed tightly.
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$2.$
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Particles are loosely packed.
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$3.$
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It can hold good amount of water.
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$3.$
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It is ability to retain water is low.
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$4.$
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Water cannot drain quickly.
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$4.$
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Water can drain quickly.
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$5.$
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It is heavy in weight.
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$5.$
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It is light in weight.
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$6.$
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Less air is trapped between the particles.
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$6.$
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More air is trapped between the particles.
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$7.$
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It is rich in humus.
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$7.$
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It is not rich in humus.
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→|
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Column I
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Column II
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$(i)$
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$(f)$
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$(vi)$
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$(vii)$
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Here is a crossword puzzle: Good luck!
Across
$3.$ Liquid waste products
$4.$ Solid waste extracted in sewage treatment
$6.$ A word related to hygiene
$8.$ Waste matter discharged from human body
Down
$1.$ Used water
$2.$ A pipe carrying sewage
$5.$ Micro-organism which causes cholera
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→Across
$3.$ Liquid waste products
$4.$ Solid waste extracted in sewage treatment
$6.$ A word related to hygiene
$8.$ Waste matter discharged from human body
Down
$1.$ Used water
$2.$ A pipe carrying sewage
$5.$ Micro-organism which causes cholera
$7.$ A chemical to disinfect water
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