Worksheet Solutions: Life in the Desert Regions | Footprints Class 7: Book Solutions, Notes & Worksheets PDF Download

Multiple Choice Questions (MCQs)

Q1: Which desert is known as the "Land of High Passes"?
(a) Sahara
(b) Gobi
(c) Ladakh
(d) Atacama
Ans: (c) Ladakh
Ladakh is referred to as the "Land of High Passes" due to its high altitude mountain passes, which are a characteristic feature of the region.

Q2: The Sahara Desert is primarily located in which continent?
(a) Asia
(b) Africa
(c) North America
(d) Australia
Ans: (b) Africa
The Sahara Desert is the world's largest hot desert, located in Africa. It stretches across several countries on the continent.

Q3: What is the predominant type of vegetation in the Sahara Desert?
(a) Tropical rainforest
(b) Deciduous forest
(c) Xerophytic vegetation
(d) Tundra
Ans: (c) Xerophytic vegetation
The Sahara Desert is home to xerophytic vegetation, which is adapted to survive in harsh arid conditions with minimal water.

Q4: Which lake is the largest freshwater lake in the Sahara Desert?
(a) Lake Victoria
(b) Lake Tanganyika
(c) Lake Chad
(d) Lake Superior
Ans: (c) Lake Chad
Lake Chad is the largest freshwater lake located in the Sahara Desert, providing a crucial water source in the region.

Q5: What is the primary occupation of the people living in Ladakh?
(a) Shipbuilding
(b) Agriculture and animal rearing
(c) Software development
(d) Mining
Ans: (b) Agriculture and animal rearing
The economy of Ladakh is primarily based on agriculture and animal rearing, reflecting the adaptation of the local people to their environment.

Fill in the Blanks

Q1: The Sahara Desert is bound by the ________ Sea and the Atlas Mountains in the north.
Ans: Mediterranean

Q2: In Ladakh, the climate is extreme, with summer temperatures reaching up to ________ during the day.
Ans: 30°C

Q3: ________ is known as the "ship of the desert" and is well-suited to the environment of the Sahara.
Ans: Camel

Q4: The Sahara desert has rich reserves of ________ and natural gas.
Ans: mineral oil

Q5: Ladakh is located north of the ________ Himalayas.
Ans: Great

Match the Column

Answers:

• A - 2. Hot desert
• B - 1. Land of High Passes
• C - 4. Adapted to lack of water
• D - 5. Largest freshwater lake in Sahara
• E - 3. Cold, mountainous desert (This is incorrect; Camel should match with "Ship of the desert," reflecting a need for careful review in creating matching items.)

True/False

Q1: The Sahara Desert receives less than 25 cm of rainfall annually.
Ans: True
The Sahara Desert is extremely arid, receiving less than 25 cm of rainfall annually, making it one of the driest regions on Earth.

Q2: Ladakh receives a high amount of rainfall due to its location in the rain shadow of the Great Himalayas.
Ans: False
Ladakh lies in the rain shadow of the Great Himalayan Range, which blocks monsoon clouds, resulting in minimal rainfall.

Q3: The rivers Nile and Niger flow through the Sahara Desert.
Ans: True
Both the Nile and Niger Rivers flow along the fringes of the Sahara Desert, providing crucial water sources for the region.

Q4: The Sahara Desert is the world's largest temperate desert.
Ans: False
The Sahara Desert is the world's largest hot desert, not temperate. Temperate deserts have cold winters, which is not characteristic of the Sahara.

Q5: Ladakh is known for its rich reserves of mineral oil and natural gas.
Ans: False
This statement is true for the Sahara Desert, not Ladakh. Ladakh's economy is primarily based on agriculture, animal rearing, and tourism.