Geography Previous Year Questions (PYQ) with Answers – Page 48

The Periyar rises in the Western Ghats of Kerala and flows west into the Arabian Sea. The Periyar is the longest river of Kerala.

Gneiss is a metamorphic rock, formed when existing rocks are changed by great heat and pressure. Igneous rocks form when molten magma or lava cools and hardens.

The sun rises first in the place farthest east, so the order follows longitude: Imphal, Itanagar, Aizawl and then Agartala.

Statements 1, 2 and 4 are correct; tropical cyclones form in tropical, not middle, latitudes. Tropical cyclones form over warm seas with surface temperatures above about 27°C, which supply heat and moisture through evaporation and condensation.

Spring tides rise about 20 percent higher than normal tides because the Sun and the Moon pull along the same line.

Delhi lies at about 77.2° East and Bengaluru at about 77.6° East, so the two are almost on the same meridian.

Rajasthan does have iron ore deposits and mines, while the first two statements are false.

Temperature falls with height through the mesosphere and reaches the coldest values in the whole atmosphere, about minus 90 to minus 100 degrees Celsius, at its top.

Of the four, the Sabarmati is both the shortest river and the one with the smallest basin. The Sabarmati rises in the Aravalli hills of Rajasthan and flows about 370 km south-west through Gujarat, past Ahmedabad and Gandhinagar, into the Gulf of Khambhat.

By the 2011 Census, Bihar was the most densely populated State, followed by West Bengal, Kerala and Uttar Pradesh. The 2011 Census gave these densities in persons per square kilometre: Bihar 1,106, West Bengal 1,028, Kerala 860 and Uttar Pradesh 829, against a national average of 382.

Cape Town, Los Angeles, Adelaide and Santiago all lie in the Mediterranean climate belt on the western sides of continents, roughly between 30° and 40° latitude.

Only the Aral Sea has shrunk drastically because of human activity. The Aral Sea, on the border of Kazakhstan and Uzbekistan, was once the world's fourth-largest lake.

Springs appear where groundwater meets a barrier or a surface outlet, which happens in jointed rocks, karst areas and tilted strata, but not commonly in dry regions.

Scattering acts on incoming short-wave sunlight, while the heat the Earth gives back as long-wave energy reaches the air by conduction, convection and radiation.

Gersoppa Falls, better known as Jog Falls, is where the Sharavati river plunges down the edge of the Western Ghats in Karnataka.

India has a land boundary with Pakistan, Afghanistan, China, Nepal, Bhutan, Bangladesh and Myanmar.

The Ganga-Yamuna Doab is a level alluvial plain with deep fertile soil, assured water from wells, canals and a high water table, and a long history of dense farming settlement, so its villages are compact or nucleated: the houses stand packed together in one block with narrow lanes, and the…

The Pampas are the temperate grasslands of the lower Parana and Plata basin, spread mainly over Argentina and extending into Uruguay.

The engineer Kanwar Sain conceived the plan in 1948 of carrying the surplus water of the Sutlej and the Beas into the Thar desert, and the canal was taken up on his design.

The Inter Tropical Convergence Zone is the low-pressure belt near the equator where the north-east and the south-east trade winds meet.