I. Copy down new words in page number 52 under the heading define the following.
II. Answer the following.
1. What is a mountain range? Give an example.
Ans. A chain of mountains which are formed together is known as mountain range. Eg – The Himalayas.
2. How rivers are formed?
Ans. Rivers are formed when water flows continuously from high land to low land.
3. What is a plain ?
Ans. A stretch of low , flat land or almost flat land is called a plain.
4. How is a plain formed ?
Ans. A plain is formed when rivers bring down mud and soil from the mountains.
5. What is a desert ?
Ans. A desert is a dry land which receives little or no rainfall every year.
6. What is the difference between hotand cold deserts ? Give an example each.
Ans. Hot deserts are sandy,windy,hot and very dry.Eg – Sahara desert.
Cold deserts are large areas of frozen land. Eg – Antarctica.
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