Desert essay for class VII
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Answer:
A desert is any large and dry area mostly dominated by sand or rocks, that receives little rainfall, and have unfavorable conditions for crops and agriculture, and poses harsh living conditions for human-beings.
One third or 33 percent of Earth’s land surface is covered with deserts. World’s largest desert is Antarctica, is a polar desert measuring 5.5 million square miles. Sahara, the largest non-polar desert, measures around 3.5 million square miles.
A geographical region is turned into a desert it looses more water by evaporation then it gains by natural precipitation.
The life in a desert is tough due to lack of rainfall, high temperature, and less vegetation. Nevertheless when you look closely, you will see that deserts are filled with life in their nooks and crannies.
Winds are also not uncommon in deserts, and the activity of desert winds can help deserts to spread far and wide by picking up the sand of the desert and carrying it elsewhere.
The flora and fauna of deserts have adapted to cope with harsh, dry conditions. Plants such as cacti and animals such as camels have evolved to store water in their succulent xylem and in their humps respectively.
If you want to read more on similar topic, please find the links below:
Desert: Meaning, Formation, Climatic conditions, Flora and Fauna.
What is a Desert Ecosystem? – Meaning and Types
Short Paragraph on Desert Ecosystem
Paragraph on The Great Indian Desert (Thar Desert, Rajasthan plains)
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