Geography Previous Year Questions (PYQ) with Answers – Page 26

The Godavari rises near Trimbakeshwar in the Nashik district of Maharashtra, in the Western Ghats, about 80 km from the Arabian Sea.

Cutting the vegetation on a slope makes landslides more likely, not less, so it can never be a mitigation measure.

An anticyclone is a system of high pressure, with the highest pressure at its centre, and the air there sinks from above.

S waves are transverse and cannot pass through the liquid outer core, so a wide belt beyond about 103 degrees from the epicentre receives no S waves at all.

Albedo is the share of incoming sunlight a surface reflects back, and fresh snow reflects the most of any natural surface on land.

An isohaline joins points of equal salinity on a map, and the name comes from the Greek halos, meaning salt.

In the troposphere the air is warmed mainly from below: the earth absorbs incoming short-wave insolation and then heats the layer of air touching it by conduction, radiation and convection.

Salinity is the quantity of dissolved salt, in grams, present in one thousand grams of sea water, so it is read as parts per thousand.

In Koppen’s classification the group of cold climates, marked E, holds two types, the tundra climate and the ice cap climate.

Vijayawada in Andhra Pradesh has a large coal based thermal power station on the Krishna river, named after Dr Narla Tata Rao, but no nuclear plant.

Both are sown in October and November after the monsoon withdraws and harvested in March and April. Barley is a coarse cereal grown mainly in Rajasthan and Uttar Pradesh, and gram is the most important rabi pulse of India, grown in Madhya Pradesh, Rajasthan and Maharashtra.

The Nagpur Plan, drawn up at a conference of chief engineers of the provinces and states held at Nagpur in 1943, was the first attempt at planned road development in India and covered the twenty years from 1943 to 1963.

In the Census of 2011 Jharkhand recorded a density of about 414 persons per square kilometre, the highest among the four states named.

The Kakrapar Atomic Power Station stands in Surat district of Gujarat, on the bank of the Tapi, and is run by the Nuclear Power Corporation of India.

Indian forests are classified administratively into reserved, protected and unclassed forests, and the first two together are described as the permanent forest estate, that is land maintained permanently for timber and other forest produce and for the protection of soil and water.

Minerals that are washed out of their parent rock and settle in the sand and gravel of a river bed, flood plain or valley floor are called placer deposits.

A line of trees or tall shrubs works as a windbreak: it slows the wind close to the ground so the moving air can no longer lift loose soil.

The final figures of Census 2011 put the child sex ratio, counted for the age group 0 to 6 years, at 919 females per 1000 males.

BALCO, the Bharat Aluminium Company, has its smelter at Korba in Chhattisgarh, where cheap thermal power and nearby bauxite made aluminium smelting possible.

In sheet erosion water spreads over a wide slope and carries away a thin, even film of topsoil, so nothing obvious is left behind to see, and the loss is noticed only years later as falling yields.