Question 24
It is important to make small check dams across the flooded gullies because they
(i) hold water for irrigation
(ii) hold water and prevent soil erosion
(iii) recharge groundwater
(iv) hold water permanently.

(a) (i) and (iv)
(b) (ii) and (iii)
(c) (iii) and (iv)
(d) (ii) and (iv)

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Solution

Option (b) is correct.
Gully plugs, also called check dams, are mainly built to prevent erosion and to settle sediments and pollutants, and to recharge groundwater. Furthermore, it is possible to keep soil moisture due to infiltration.

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Similar questions

Q. It is important to make small check dams across the flooded gullies because they
(i) Hold water for irrigation
(ii) Hold water and prevent soil erosion
(iii) Recharge ground water
(iv) Hold water permanently.

Q. "It is important to make small check dams across the flooded gullies". Which of the given reasons is correct?
(i) Hold water for irrigation
(ii) Prevent soil erosion
(iii) Recharge groundwater
(iv) Hold water permanently

Question 8
Find out the correct sentence about manure

(i) Manure contains large quantities of organic matter and small quantities of nutrients.

(ii) It increases the water holding capacity of sandy soil.

(iii) It helps in draining out of excess of water from clayey soil.

(iv) Its excessive use pollutes environment because it is made of animal excretory waste.

(a) (i) and (iii)
(b) (i) and (ii)
(c) (ii) and (iii)
(d) (iii) and (iv)

Question 2
Which among the following has specialized tissue for conduction of water?

(i) Thallophyta
(ii) Bryophyta
(iii) Pteridophyta
(iv) Gymnosperms

(a) (i) and (ii)
(b) (ii) and (iii)
(c) (iii) and (iv)
(d) (i) and (iv)

Question 10

Consider the list of terms given below:
(i) Tsunami
(ii) Landslides
(iii) Floods
(iv) Lightning
Earthquakes can cause
(a) (i), (ii) and (iii)
(b) (ii) and (iv)
(c) (ii), (iii) and (iv)
(d) (iii) and (iv)

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Infiltration

Standard VI Chemistry

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Question 24 It is important to make small check dams across the flooded gullies because they (i) hold water for irrigation (ii) hold water and prevent soil erosion (iii) recharge groundwater (iv) hold water permanently. (a) (i) and (iv) (b) (ii) and (iii) (c) (iii) and (iv) (d) (ii) and (iv)

Option (b) is correct. Gully plugs, also called check dams, are mainly built to prevent erosion and to settle sediments and pollutants, and to recharge groundwater. Furthermore, it is possible to keep soil moisture due to infiltration.

Question 24
It is important to make small check dams across the flooded gullies because they
(i) hold water for irrigation
(ii) hold water and prevent soil erosion
(iii) recharge groundwater
(iv) hold water permanently.

(a) (i) and (iv)
(b) (ii) and (iii)
(c) (iii) and (iv)
(d) (ii) and (iv)

Option (b) is correct.
Gully plugs, also called check dams, are mainly built to prevent erosion and to settle sediments and pollutants, and to recharge groundwater. Furthermore, it is possible to keep soil moisture due to infiltration.