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Wednesday 17 April 2019

English IX - Chapter No.21 - Questions / Answers

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The Guddu Barrage

Questions And Answers

Q.1: What is a barrage?  OR
What are the benefits of a barrage?  OR
Why are barrages built? How can we get benefits from a barrage? (KHI* Board Science 2012, 2013 & General 2008, 2012) 
Ans: (i) A barrage is a kind of wall constructed across the river.
(ii) It has gates through which water passes in a limited quantity.
(iii)A barrage controls the flow of water in floods and thus protects life and property.
(iv) A barrage also stores water which is used for irrigation through canals.

Q.2: What are the benefits of Guddu Barrage? (KHI* Board Science 2007, 2008, 2012) 
bAns: The Guddu barrage is built on the River Indus. We get the Benefits of Guddu Barrage in the following ways:
(i) A flood of about 1.2 million cusecs can pass through the Guddu Barrage. It controls the flow of water in flood season and in this way life and property can be protected from flood.
(ii) The barrage stores water in such a way that the canals get water through out the year and the farmers can give water to their fields according to their needs.
(iii) The barrage irrigates an area of 2.7 million acres  mostly in Sukkur and Jacobabad district of Sindh.
(iv) It will increase the grain output by half a million tons.
(v)  The seven meter wide road over the bridge has reduced the distance between Lahore and Quetta while the distance between Rahim Yar Khan and Kashmore has almost been halved.

Q.3: How many canals does the Guddu Barrage have and where?  (KHI* Board Science 2014)
Ans: The Guddu Barrage has three main canals. They are one of the biggest feeder canals in the world. The Begari Sindh Feeder and the Desert Pat Feeder are on the right bank and the Ghotki Feeder on the left bank of the Indus river.

Q.4: Why were most towns in ancient times built near rivers?   
Ans: Before the building of roads and railways, most trade was done by boats and ships. This is the reason for most towns in ancient times were built near rivers. Besides this, rivers provided water for irrigation.

Q.5: What are the two problems posed by rivers? What is the solution to these problems? 
Ans: The two problems posed by rivers are :
(i) How to get water from the rivers throughout the year
(ii) How to escape the fury of floods.
Solution: A barrage is the solution to these problems. Barrages store water and control the flow of water.

Q.6: Write down a few sentences on the Guddu Barrage. (KHI* Board Science 2008 & General 2008, 2010)
Ans:
(i) The Guddu Barrage is one of the biggest barrages in Pakistan, which has been built on the Indus river.
(ii) More than 5000 people worked day and night to put it into operation on February 4, 1962.
(iii) The barrage is 1355 m in length and has three main feeder canals.
(iv) It has brought many benefits to our country.

Q.7: When was the Guddu Barrage put into operation?
Ans:  The Guddu Barrage was put into operation on 4th February, 1962.



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