World geography

22. The texture of a soil refers to

the size distribution of the mineral particles composing the soil
the distribution of mineral particles in the soil
the crystal distribution in soil
None of the above

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soil refers to" class="read-more button" href="https://exam.pscnotes.com/mcq/the-texture-of-a-soil-refers-to/#more-43847">Detailed SolutionThe texture of a soil refers to

23. The most important force that provide resistance to particles towards entertainment is

frictional resistance
particle cohesive bonds
particle adhesive bonds
momentum

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towards entertainment is" class="read-more button" href="https://exam.pscnotes.com/mcq/the-most-important-force-that-provide-resistance-to-particles-towards-entertainment-is/#more-43832">Detailed SolutionThe most important force that provide resistance to particles towards entertainment is

24. The reaction between compounds and oxygen is called

oxidation
hydrolysis
carbonation
solution

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class="screen-reader-text">The reaction between compounds and oxygen is called

25. The ionosphere contains ionized air that protects the earth from

the ultraviolet rays of the sun
the infrared rays of the sun
the falling meteorites
None of the above

Detailed SolutionThe ionosphere contains ionized air that protects the earth from

26. The heavier silicates named as ‘Sima’ or silica + magnesium are most abundant in the

crust
core
mantle
ocean floors

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in the" class="read-more button" href="https://exam.pscnotes.com/mcq/the-heavier-silicates-named-as-sima-or-silica-magnesium-are-most-abundant-in-the/#more-43387">Detailed SolutionThe heavier silicates named as ‘Sima’ or silica + magnesium are most abundant in the

27. The slow down slope movement of soil and sediment because of frost heaving and thawing is called

solifluction
gelifluction
frost creep
rockfall

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213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube href="https://exam.pscnotes.com/mcq/the-slow-down-slope-movement-of-soil-and-sediment-because-of-frost-heaving-and-thawing-is-called/#more-43384">Detailed SolutionThe slow down slope movement of soil and sediment because of frost heaving and thawing is called

28. The oldest rocks found in ocean basins are ____ than the oldest continental rocks.

older
younger
larger
smaller

Detailed SolutionThe

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oldest rocks found in ocean basins are ____ than the oldest continental rocks.

29. The mountains that separate European and Arctic Russia are

the Pyranees
the Balkans
the Carpathians
the Urals

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class="read-more button" href="https://exam.pscnotes.com/mcq/the-mountains-that-separate-european-and-arctic-russia-are/#more-43364">Detailed SolutionThe mountains that separate European and Arctic Russia are

30. The steady or initial phase of the magnetic storms is

preceded by storm sudden commencement
magnetic storm at middle and low altitudes
a sharp increase of the field
None of the above

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64S117.2 64 74.6 75.5c-23.5 6.3-42 24.9-48.3 48.6-11.4 42.9-11.4 132.3-11.4 132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube class="screen-reader-text">The steady or initial phase of the magnetic storms is
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