Earth Science

1. The Earth’s axis of rotation (polar axis) is always inclined at an angle of

23.0° from the elliptic axis
23.1° from the elliptic axis
24.5° from the elliptic axis
23.5° from the elliptic axis

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rotation (polar axis) is always inclined at an angle of" class="read-more button"
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href="https://exam.pscnotes.com/mcq/the-eartha%c2%80%c2%99s-axis-of-rotation-polar-axis-is-always-inclined-at-an-angle-of/#more-4629">Detailed SolutionThe Earth’s axis of rotation (polar axis) is always inclined at an angle of

4. The estimation of the age of earth is done by which of the following ?

Atomic Clock
Carbon Dating
Uranium Dating
Bio Cloc

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class="screen-reader-text">The estimation of the age of earth is done by which of the following ?

5. Which of the following layer is not included in Homosphere ?

Ionosphere
Troposphere
Mesosphere
Stratosphere

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class="read-more button" href="https://exam.pscnotes.com/mcq/which-of-the-following-layer-is-not-included-in-homosphere/#more-2313">Detailed SolutionWhich of the following layer is not included in Homosphere ?

6. Who had suggested that shifting Earth on its axis is one of the climatic change?

Robert Hooke
Milutin Mialn Kolich
George Simpson
T. C. Chamberlain

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had suggested that shifting Earth on its axis is one of the climatic change?

7. ‘Earth-Hour’ was observed in the year 2015 on

31-Mar
28-Mar
27-Mar
19-Mar

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class="screen-reader-text">‘Earth-Hour’ was observed in the year 2015 on

8. Which one of the following provides the cryogenic indicator of climate change?

Ice core
Fossilized pollen
Tree ring growth
Evaporite deposits

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climate
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change?" class="read-more button" href="https://exam.pscnotes.com/mcq/which-one-of-the-following-provides-the-cryogenic-indicator-of-climate-change/#more-2000">Detailed SolutionWhich one of the following provides the cryogenic indicator of climate change?

9. El-Nino develops in the

Pacific ocean
Indian ocean
Mediterranean ocean
Atlantic ocean

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button" href="https://exam.pscnotes.com/mcq/el-nino-develops-in-the/#more-1493">Detailed SolutionEl-Nino develops in the

10. Which of the following was the era of reptiles ?

Palaeozoic
Coenozoic
Mesozoic
Proterozoic

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class="screen-reader-text">Which of the following was the era of reptiles ?

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Test 1