THE EARTH
PHYSICAL GEOGRAPHY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Tropics are useful for fixing the boundaries of the world’s climatic zones
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Tropics are useful for fixing the length of day in a year
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Tropics represent the pole ward limits of the world’s densely populated zones
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Tropics represent the pole ward limits of the migration of the sun’s verticle rays
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Detailed explanation-1: -The tropics are commonly defined as the area between the Tropic of Cancer (roughly 23.5-degrees North latitude) and the Tropic of Capricorn (roughly 23.5 degrees-South Latitude), highlighted in crimson.
Detailed explanation-2: -The word “tropics” comes from Greek tropos meaning “turn", because the apparent position of the Sun moves between the two tropics within a year. The word Tropical specifically means places near the equator.
Detailed explanation-3: -The tropics are the most diverse region on Earth, hosting about 80% of the planet’s terrestrial species and over 95% of its corals and mangroves. Diverse and healthy natural ecosystems provide benefits vital for life on Earth and human well being and prosperity.