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Consider the following statements regarding rivers:
1. A river drains the water collected from a specific area, which is called its 'catchment area’.
2. An area drained by a river and its tributaries is called a drainage basin.
3. The boundary line separating one drainage basin from the other is known as the watershed.
4. Watersheds are small in area while the basins cover larger areas.
Which of the statement(s) given above is/are incorrect?
  • a)
    1 and 2 only
  • b)
    1, 2 and 3 only
  • c)
    1 and 3 only
  • d)
    None of the above
Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
Consider the following statements regarding rivers:1. A river drains ...
Explanation:
The correct answer is option 'D' - None of the above.

Let's analyze each statement one by one:

Statement 1:
A river drains the water collected from a specific area, which is called its 'catchment area'.

This statement is correct. A river collects water from a specific area, which is known as its catchment area. The catchment area is the area of land where the rainwater or snowmelt flows into the river and its tributaries.

Statement 2:
An area drained by a river and its tributaries is called a drainage basin.

This statement is correct. A drainage basin refers to the area of land that is drained by a river and its tributaries. It includes all the land where the water flows into the river system.

Statement 3:
The boundary line separating one drainage basin from the other is known as the watershed.

This statement is incorrect. The boundary line separating one drainage basin from the other is known as the watershed, not the catchment area. The watershed is the dividing line between two drainage basins, where the water flows in different directions.

Statement 4:
Watersheds are small in area while the basins cover larger areas.

This statement is incorrect. Watersheds are not necessarily small in area compared to basins. The size of a watershed or a drainage basin can vary greatly depending on various factors such as the size of the river and the topography of the land. Some watersheds can be large, covering a vast area, while others can be relatively small.

In conclusion, statement 3 is incorrect while the other statements are correct. Hence, the correct answer is option 'D' - None of the above.
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Community Answer
Consider the following statements regarding rivers:1. A river drains ...
All are correct.
  • The catchments of large rivers are called river basins while those of small rivulets and rills are often referred to as watersheds.
  • There is, however, a slight difference between a river basin and a watershed. Watersheds are small in area while the basins cover larger areas.
  • River basins and watersheds are marked by unity. What happens in one part of the basin or watershed directly affects the other parts and the unit as a whole.
  • That is why they are accepted as the most appropriate micro-, meso- or macro-planning regions. Every tributary too has a watershed. Sum of watersheds gives rise to river basin.
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Consider the following statements regarding rivers:1. A river drains the water collected from a specific area, which is called its 'catchment area’.2. An area drained by a river and its tributaries is called a drainage basin.3. The boundary line separating one drainage basin from the other is known as the watershed.4. Watersheds are small in area while the basins cover larger areas.Which of the statement(s) given above is/are incorrect? a) 1 and 2 onlyb) 1, 2 and 3 onlyc) 1 and 3 onlyd) None of the aboveCorrect answer is option 'D'. Can you explain this answer?
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Consider the following statements regarding rivers:1. A river drains the water collected from a specific area, which is called its 'catchment area’.2. An area drained by a river and its tributaries is called a drainage basin.3. The boundary line separating one drainage basin from the other is known as the watershed.4. Watersheds are small in area while the basins cover larger areas.Which of the statement(s) given above is/are incorrect? a) 1 and 2 onlyb) 1, 2 and 3 onlyc) 1 and 3 onlyd) None of the aboveCorrect answer is option 'D'. Can you explain this answer? for UPSC 2024 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about Consider the following statements regarding rivers:1. A river drains the water collected from a specific area, which is called its 'catchment area’.2. An area drained by a river and its tributaries is called a drainage basin.3. The boundary line separating one drainage basin from the other is known as the watershed.4. Watersheds are small in area while the basins cover larger areas.Which of the statement(s) given above is/are incorrect? a) 1 and 2 onlyb) 1, 2 and 3 onlyc) 1 and 3 onlyd) None of the aboveCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for UPSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Consider the following statements regarding rivers:1. A river drains the water collected from a specific area, which is called its 'catchment area’.2. An area drained by a river and its tributaries is called a drainage basin.3. The boundary line separating one drainage basin from the other is known as the watershed.4. Watersheds are small in area while the basins cover larger areas.Which of the statement(s) given above is/are incorrect? a) 1 and 2 onlyb) 1, 2 and 3 onlyc) 1 and 3 onlyd) None of the aboveCorrect answer is option 'D'. Can you explain this answer?.
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