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What is the optimum PH soil for rice cultivation?

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This question belongs to the set "Important Questions on Agriculture". Click below to read detailed notes and attempt the full quiz.

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How many times a person can be elected as the President of India?

A One time
B Two times
C Three times
D Indefinite

Explanation: A person can be elected any number of times until he satisfies all the conditions under the provisions of the constitution.

In which of these constellations does the current Pole Star, Polaris, lie?

A Ursa Minor
B Orion
C Ursa Major
D Corona Borealis

Explanation: Ursa Minor, or the 'Little Bear', is a relatively conspicuous constellation, visible from the latitudes 90 degrees North to 10 degrees South. It is 'circum-polar', i.e. always visible in the sky, above 20 degrees North latitude.

What was the comparative advantage theory of David Ricacrdo?

A When a country can produce a good or service at a lower opportunity cost than another country.
B Pursuit of self-interest, division of labor, and freedom of trade.
C A theory of free-market capitalism directly opposed to government intervention.
D A theory centers on entrepreneurship, knowledge, innovation and technological advancement.

Explanation: Comparative advantage is an economy's ability to produce a particular good or service at a lower opportunity cost than its trading partners.

Which country recently joined NATO in 2024?