NCERT Solutions for Class 7 Geography Social Science Chapter 9 Life in The Deserts

NCERT Solutions for Class 7 Geography Chapter 9 Life in The Deserts contains answers to the exercise questions given in the “Our Environment”. All the answers provided here are accurate and simple that will help you understand the concepts easily and continue your studies without a doubt. These solutions will also help you to score higher marks with the help of well-illustrated answers. All the questions and answers are provided here in PDF format.

NCERT Solutions for Class 7 Geography Chapter 9 Life in The Deserts Questions and Answers

Question 1: Answer the following questions.

(a) What are the two types of deserts found in the world?

Answer: There are two types of deserts in the world:

  • Hot Desert
  • Cold Desert

(b) In which continent is the Sahara desert located?

Answer: The Sahara Desert is located in the continent of Africa. It covers a large part of North Africa.

(c) What are the climatic conditions of the Ladakh desert?

Answer: Ladakh is a cold desert that lies in the Great Himalayas. The altitude of Ladakh ranges from 3000 meters to 8000 meters due to which the climate here is extremely cold and dry. The air at this altitude is so thin that the heat of the sun can be felt intensely. The day temperature during the summers is just above 0˚C and the night temperature goes as low as -30˚C. Winters are extremely cold with the temperature remaining less than -40˚C for most of the time.

(d) What mainly attracts tourists to Ladakh?

Answer: The Buddhist monasteries with their traditional gompas, the meadows and glaciers, and the ceremonies and festivities of the people are some of the things that attract tourists to Ladakh.

(e) What type of clothes the people of the Sahara Desert wear?

Solution: The people of Sahara Desert wear heavy robes as protection against dust storms and wind.

(f) Name the trees that grow in Ladakh.

Answer: Willows, poplars, and fruit trees like apples, apricots and walnuts are some of the trees that grow in Ladakh.

Question 2: Tick the correct answer.

(i) Sahara is located in which part of Africa

(a) eastern
(b) northern
(c) western

Answer: (b) northern

(ii) Sahara is what type of desert

(a) cold
(b) hot
(c) mild

Answer: (b) hot

(iii) The Ladakh desert is mainly inhabited by

(a) Christians and Muslims
(b) Buddhists and Muslims
(c) Christians and Buddhists

Answer: (b) Buddhists and Muslims

(iv) Deserts are characterised by

(a) scanty vegetation
(b) heavy precipitation
(c) low evaporation

Answer: (a) scanty vegetation

(v) Hemis in the Ladakh is a famous

(a) temple
(b) church
(c) monastery

Answer: (c) monastery

(vi) Egypt is famous for growing

(a) wheat
(b) maize
(c) cotton

Answer: (c) cotton

Question 3: Match the following.

(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

Answer:

(i) Oasis(d) depressions with water
(ii) Bedouins(f) Sahara
(iii) Oil(a) Libya
(iv) Gangri(c) glacier
(v) Lamayuru(b) monastery

Question 4: Give reasons.

(i) There is scanty vegetation in the deserts.

Answer: A desert is defined as an arid region characterised by extremely high or low temperatures, and very low rainfall. Due to the extreme climatic conditions, there is scanty vegetation in deserts

(ii) People of the Sahara desert wear heavy robes.

Answer: The people of the Sahara desert wear long, loose-fitting, heavy robes, and head wrappings. The loose-fitting clothes allow air to circulate, prevent the sweat from evaporating quickly, and help the body retain fluids. They also keep the body cool. The long, heavy robes and head wrappings protect an individual against the sun, dust storms and hot winds.

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