in the Deserts
Q22. What are the four passes that Manali - Leh highway crosses?
Manali - Leh highway crosses four passes, Rohtang la, Baralacha la Lungalacha
la and Tanglang la.
Q23. What are the main characteristics of the desert areas?
areas are characterised by low rainfall, scanty vegetation and extreme
Q24. Which are the two words that make the word Ladakh?
Ladakh is made up of two words – “La” meaning ‘mountain pass’ and “Dak” meaning
Q25. Which place recorded the highest temperature of 57.7°C in
Al Azizia in the Sahara desert, south of Tripoli, Libya recorded the highest
temperature of 57.7°C in 1922.
Q26. Why does Ladakh desert get very little rainfall?
As the Ladakh desert lies in the rain shadow of the Himalayas, there is little rainfall,
as low as 10 cm every year.
Q27. Name the trees that grow in Ladakh.
There are scanty patches of grasses and shrubs, groves of willows and fruit
trees such as apples, apricots and walnuts grow in Ladakh.
Q28. Name the countries that touch the Sahara desert.
The Sahara desert touches eleven countries. These are Algeria, Chad, Egypt,
Libya, Mali, Mauritania, Morocco, Niger, Sudan, Tunisia and Western Sahara.
Q29. Why oasis in the Sahara has settled population?
in the Sahara
has settled population because these areas are fertile and people may settle
around these water bodies and grow date palms and other crops.
Q30. Name some common birds of Ladakh.
Several species of birds are sighted in Ladakh. Robins, redstarts, Tibetan
snowcock, raven and hoopoe are common. Some of these are migratory birds.
Q31. Why do people hunt Chiru or the Tibetan antelope?
Chiru or the Tibetan antelope is an endangered species. It is hunted for its
wool known as shahtoosh, which is light in weight and extremely warm.
Q32. Where is Ladakh desert located?
Ladakh is a cold desert lying in the Great Himalayas, on the eastern side of
Jammu and Kashmir. The Karakoram Range in the north and the Zanskar mountains
in the south enclose it.
Q33. Why there is scanty vegetation in the deserts?
There is scanty vegetation in the deserts because
Climate of deserts is extremely hot and dry
or cold and dry.
There is short rainy season or little
rainfall, as low as 10 cm every year.
Q34. Why do nomadic tribes of Sahara desert rear livestock?
Nomadic tribes of Sahara desert rear livestock because these animals provide
them with milk, hides from which they make leather for belts, slippers, water bottles;
hair is used for mats, carpets, clothes and blankets.
Q35. What are the climatic conditions of the Sahara desert?
climate of the Sahara desert is scorching hot and parch dry. It has a short
rainy season. The temperatures during the day may soar as high as 50°C
and the nights may be freezing cold with temperatures nearing
Q36. How did the Sahara become a desert?
once used to be a lush green plain. Cave paintings in Sahara desert show that
there used to be rivers with crocodiles. Elephants, lions, giraffes, ostriches,
sheep, cattle and goats were common animals. But the change in climate has
changed it to a very hot and dry region.