Temperate grasslands of Eurasia are called:
Answer: C
They are called the steppes.
The name applies to the temperate grasslands stretching from Ukraine across southern Russia into Central Asia. The same formation is called prairie in North America, pampas in Argentina, veld in South Africa and downs in Australia.
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The circulation of soluble inorganic nutrients from the sedimentary and atmospheric reservoirs through the living components of an ecosystem and back again is called
Answer: B
These are the biogeochemical cycles.
Carbon, nitrogen, phosphorus, sulphur and water all move repeatedly between the living and the non-living parts of an ecosystem. Those with a gaseous reservoir, like carbon and nitrogen, cycle relatively quickly; those with a sedimentary reservoir, like phosphorus, cycle very slowly.
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The middle zone of the earth with a thickness of 2780 km having an average density of 5.6 is known as:
Answer: C
This zone is the pyrosphere.
Also called the mantle, it lies between the crust and the core, is about 2,880 km thick, and has an average density around 5.6. It is solid rock but deforms plastically over long periods, and its slow convection drives the movement of the plates above it.
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The instrument which records the seismic waves generated by the occurrence of earth-quakes is called:
Answer: D
The instrument is a seismograph.
A heavy mass suspended so that it stays still while the frame moves with the ground traces the motion on a rotating drum. Comparing the arrival times of the faster P waves and the slower S waves at three or more stations locates the epicentre.
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Wild Ass Sanctuary is situated in
Answer: B
The Wild Ass Sanctuary is in Gujarat.
It occupies about 5,000 sq km of the Little Rann of Kutch and is the last refuge of the Indian wild ass, the khur. The salt flats flood in the monsoon and dry into a crust, leaving raised grassy islands called bets on which the animals graze.
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The headquarters of North Eastern Railway is:
Answer: D
North Eastern Railway is headquartered at Gorakhpur.
It covers eastern Uttar Pradesh and northern Bihar, with divisions at Lucknow, Varanasi and Izzatnagar. Gorakhpur station has one of the longest railway platforms in the world.
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The Western Ghats are also known as:
Answer: A
The Western Ghats are also called the Sahyadris.
They run about 1,600 km from the Tapti valley to Kanyakumari, parallel to the Arabian Sea coast, and intercept the south-west monsoon - which is why their windward slopes are among the wettest places in India and the Deccan behind them lies in rain shadow.
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The major peaks like Mt. Everest, Kanchenjunga, Makalu, Dhaulagiri, Mansalu, Chooyu, Nanga Parbat and Annapurna all are situated in:
Answer: C
They are in the Greater Himalayas, the Himadri.
This is the northernmost and highest of the three parallel ranges, averaging about 6,000 m, and holds almost all the peaks above 8,000 m. Its core is granite and it is permanently snow-covered, which is why the great glaciers - Gangotri, Siachen - rise there.
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The Highest peak of the Karakoram Range is:
Answer: B
The highest peak of the Karakoram is K2, also called Godwin-Austen.
At 8,611 m it is the second highest mountain in the world after Everest, and is reckoned far harder to climb - it has never been summited in winter until recently, and its fatality rate is among the highest of the 8,000 m peaks.
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The Vembanad Lake is located in
Answer: D
Vembanad is in Kerala.
It is the longest lake in India, about 96 km, and the largest in Kerala, forming the heart of the backwaters. The Thanneermukkom barrage keeps sea water out of its southern part so that paddy can be grown below sea level in Kuttanad.
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