2. The soil found in areas of heavy rainfall and high humidity, where there is good growth of vegetation is

peat and marshy soil
saline and alkaline soil
black soil
alluvial soil

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is" class="read-more button" href="https://exam.pscnotes.com/mcq/the-soil-found-in-areas-of-heavy-rainfall-and-high-humidity-where-there-is-good-growth-of-vegetation-is/#more-54593">Detailed SolutionThe soil found in areas of heavy rainfall and high humidity, where there is good growth of vegetation is

4. The main objective of multi-purpose river projects are

extension of irrigation facilities by constructing dams to store surplus water during the rainy seas
power generation by constructing hydro power stations
All of the above

Detailed SolutionThe main objective of multi-purpose river projects are

5. The ridges of the waves are where the jet stream of waves closes to the

poles
equator
prime meridian
None of the above

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of waves closes to the" class="read-more button" href="https://exam.pscnotes.com/mcq/the-ridges-of-the-waves-are-where-the-jet-stream-of-waves-closes-to-the/#more-54371">Detailed SolutionThe ridges of the waves are where the jet stream of waves closes to the

6. The longest era of the classification of the history of earth is

Cainozoic era
Pre-Cambrian era
Palaeozoic era
Mesozoic era

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button" href="https://exam.pscnotes.com/mcq/the-longest-era-of-the-classification-of-the-history-of-earth-is/#more-54344">Detailed SolutionThe longest era of the classification of the history of earth is

7. The Palaeozoic era contains ____ time periods.

six
four
five
seven

Detailed

SolutionThe Palaeozoic era contains ____ time periods.

8. The moon

is the natural satellite of earth
has no liquid water
has no atmosphere
All of the above

Detailed SolutionThe moon

9. The minor planets revolving between the orbits of Jupiter and Mars are called

Novas
Comets
Meteors
Asteroids

Detailed SolutionThe minor planets

revolving between the orbits of Jupiter and Mars are called

10. The most explosive type of volcano is

the caldera
a cinder cone
basalt plateau
shield volcanoes

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button" href="https://exam.pscnotes.com/mcq/the-most-explosive-type-of-volcano-is/#more-53920">Detailed SolutionThe most explosive type of volcano is

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