Chapter 9 Life in the Deserts

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Exercise 1 ( Page No. : 70 )

Q1	(a) What are the two types of deserts found in the world? (b) In which continent is the Sahara desert located? (c) What are the climatic conditions of the Ladakh desert? (d) What mainly attracts tourists to Ladakh? (e) What type of clothes the people of the Sahara desert wear? (f) Name the trees that grow in Ladakh.
Ans:	(a) two types of deserts found in the world are: - Cold desert - Hot desert (b) sahara desert is located in Africa. (c) the climate of ladakh is extremely cold and dry due to high attitude. The air at this attitude is so thin that the heat of the sun can be felt intensely. (d) the following things attracts tourists to ladakh: - natural beauty - the gompas - meadows and glaciers - ceremonies and festivities to local people. (e) people of the sahara desert wear heavy robes as protection against dust storms and hot winds. (f) the following tress grow in ladakh: - willows - poplars - apples - apricots - walnuts

Q2	(i) Sahara is located in which part of Africa (a) eastern (b) northern (c) western (ii) Sahara is what type of desert (a) cold (b) hot (c) mild (iii) The Ladakh desert is mainly inhabited by (a) Christians and Muslims (b) Buddhists and Muslims (c) Christians and Buddhists (iv) Deserts are characterised by (a) scanty vegetation (b) heavy precipitation (c) low evaporation (v) Hemis in the Ladakh is a famous (a) temple (b) church (c) monastery (vi) Egypt is famous for growing (a) wheat (b) maize (c) cotton
Ans:	(i) (b) northern (ii) (b) hot (iii) (b) Buddhists and muslims (iv) (a) scanty vegetation (v) (c) monastery (vi) (c) cotton

Q3	(i) Oasis (a) Libya (ii) Bedouins (b) monastery (iii) Oil (c) glacier (iv) Gangri (d) depressions with water (v) Lamayuru (e) cold desert (f) Sahara
Ans:	(i) Oasis (d) depressions with water (ii) Bedouins (f) sahara (iii) Oil (a) Libya (iv) Gangri (c)glacier (v) Lamayuru (b) Monastery

Q4	(i) There is scanty vegetation in the deserts. (ii) People of the Sahara desert wear heavy robes.
Ans:	(i) there is scanty vegetation in the deserts due to unfavourable climatic conditions for the flora world to grow. The desert either have extreme heat or extreme cold climate and receives low rainfall which is not suitable for vegetation to grow. (ii) people of the sahara desert wear heavy robes as protection against dust storms and hot winds. Sahara is a hot desert therefore dust storms and hot winds of containing sand is common there. It also help them in protection from sun.

Q5	(i) On the outline map of Africa, mark the Sahara desert and any four countries around it. (ii) On the outline map of India, mark the Karakoram Range, Zanskar Range, Ladakh and Zoji La pass.
Ans:	Draw the map

Q6	FOR FUN Desert Game This is a class room activity involving all the students. The teacher will create a list of desert creatures. The number of the creatures should be same as the number of students in the class. The creatures can be picked up from the categories of mammals, birds and reptiles. Mammals can include – camel, yak, fox, sheep, goat, antelope... Birds – raven, eagle, vulture, turkey... Reptiles – snakes ... Assign one desert creature to each student. Ask the student to write three characteristics of the creature on plain sheet of paper. (students can use index cards of size 10 cm × 15 cm). Questions such as - in what type of deserts it is found? Major adaptation? Use to man? These characteristics will be used as clues in the guessing game. On the board make three columns – mammals, birs and reptiles. Paste a sheet of paper in the column under the particular category. The class can be divided in three to four groups. They will compete against each other in the ‘desert game’. Each group now takes turn in guessing the correct answer. Explain to the class that they have to guess what animal matches the characteristics listed on the paper. For example: • Animal of hot desert • Has double set of eyelashes to keep away the sand • The hide is used for making water bottles The correct answer is ‘camel’. Within the group there will be a student who has prepared the card. That student should not answer. Ten points are awarded for the correct answer. This game will enable students to understand the desert. You can play the same game by taking different types of fruits, flora and the clothes the people wear.
Ans:	This is a class room activity, so do yourself.

Chapter 9 Life in the Deserts

Exercise 1 ( Page No. : 70 )

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