World geography Archives

1. The main percentage of the volume of water in the hydrosphere is in

oceans and seas

groundwater, rivers and streams

glaciers and ice sheets

freshwater lakes and water vapours

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in the hydrosphere is in" class="read-more button" href="https://exam.pscnotes.com/mcq/the-main-percentage-of-the-volume-of-water-in-the-hydrosphere-is-in-2/#more-59912">Detailed Solution

2. The smallest state, population wise, in the world is

Vatican City

Monaco

Nauru

Liechtenstein

Detailed

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Solution

3. The most densely populated country of Africa is

Mauritius

Rwanda

Burundi

Sierra Leone

Detailed Solution

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class="screen-reader-text">The most densely populated country of Africa is

4. The Palaeozoic era starts at million years ago and ends at million years ago.

500, 100

570, 225

470, 150

470, 225

Detailed SolutionThe Palaeozoic

era starts at ____ million years ago and ends at ____ million years ago.

5. The main properties of cosmic ray particles are

its electric charge

its rest mass

its energy

All of these are its properties

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href="https://exam.pscnotes.com/mcq/the-main-properties-of-cosmic-ray-particles-are/#more-59648">Detailed Solution

6. The place where material is excavated when the zone of maximum stream velocity approaches the stream’s bed is called

scoured pools

riffles

ox-bow lakes

flood plain

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7. The various types of plate convergence is I. oceanic-oceanic convergence II. oceanic-continental convergence III. continental-continental convergence

I, II

II, III

I, III

All of the above

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oceanic-oceanic convergence II. oceanic-continental convergence III. continental-continental convergence" class="read-more button" href="https://exam.pscnotes.com/mcq/the-various-types-of-plate-convergence-is-i-oceanic-oceanic-convergence-ii-oceanic-continental-convergence-iii-continental-continental-convergence/#more-59483">Detailed Solution