Geography Mixed Quiz: Set 79

Seasons happen only because the Earth's axis is tilted to the plane of its orbit. The Earth's equatorial plane is inclined at about 23.5 degrees to the plane of its orbit, so its axis makes an angle of about 66.5 degrees with that plane.

The Pennar river cut the Gandikota gorge through the Erramala hills in the Kadapa district of Andhra Pradesh. Gandikota is often called the Grand Canyon of India.

Statement 1 is right, but statement 2 has the date change the wrong way round. The Earth turns 360° in 24 hours, so every 15° of longitude means one hour of time.

The Deccan Traps, the vast lava plateau of the north-western peninsula, were laid down by eruptions at the close of the Cretaceous, about 66 million years ago.

The Shamal is a hot, dry north-westerly wind that blows over Iraq and the Persian Gulf, the old land of Mesopotamia.

Nanda Devi belongs to the Kumaon Himalaya, but Namcha Barwa and Nokrek are wrongly placed. Nanda Devi (7,816 m) is the highest peak lying wholly within India and the highest in Uttarakhand.

These are the threshold temperatures the India Meteorological Department (IMD) uses for declaring heat waves and cold waves.

The Teesta flows from Sikkim through West Bengal into Bangladesh and joins the Brahmaputra, so it has nothing to do with the Indus system.

All three statements correctly describe the Northern Plains of India. The Northern Plains were built from alluvium laid down by the Indus, the Ganga and the Brahmaputra and their tributaries, which together drain the Himalayas.

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.

Its heavy rainfall, warm humid foothills and low population give it the largest stretch of dense evergreen forest among these states.

Lake Turkana is the world's largest desert lake and a UNESCO World Heritage Site known as the Jade Sea, but it lies in Kenya, not South Sudan.

India has been the world's largest rice exporter every year since 2011-12, well ahead of Thailand and Vietnam. India ships both basmati rice, mainly to West Asia, Europe and North America, and non-basmati rice, mainly to Africa and South and South-East Asia.

A pull factor is something attractive at the destination that draws people towards it, and better pay is the classic example.

Kudremukh in Karnataka is known for iron ore, not bauxite, so this pair is wrong. The Kudremukh hills in the Western Ghats of Chikkamagaluru district hold large deposits of magnetite iron ore.

Land left uncultivated for more than one year but less than five years falls in this class of India's land-use records.

A polje is a very large, flat-floored depression in limestone country, often several kilometres long, far bigger than the other karst hollows.

Clouds are grouped by height and shape into high, middle and low families, but stratus, nimbostratus and stratocumulus are low clouds, not high ones.

The horizontal distance from one crest to the next, or from one trough to the next, is the wavelength. Ocean waves are mostly made by wind blowing over the sea surface.

The islands get most of their rain from the south-west monsoon, from about May to September, with more from the north-east monsoon later; March and April are among the driest months.