Smt.

Sulochanadevi Singhania School

Multiple choice practice
Topic: Water resources, SEP 2021

1] Which of these methods of irrigation allows the farmer to customize the water
input according to the requirement of the crop?

Option A=Drip irrigation

Option B= Sprinkler irrigation
Option C= Tube wells
Option D= Tanks

2] Due to which of the following reason, rooftop rainwater harvesting is

commonly practiced in Rajasthan?

Option A= To store water for irrigation.

Option C= To keep the house cool.
Option C= To store drinking water
Option D= To clean the rooftops

3] What lead to the fall of the groundwater levels due to farming?

OptionA= Increase in canal irrigation

Option B= Water from the rivers was diverted for agriculture.
Option C= Increase in tube well irrigation.
Option D=Rainwater harvesting

4] Why are inundation canals are getting converted into perennial canals?

Option A= Perennial canals can be directly taken out from the rivers.
Option B= Inundation canals are expensive to construct.
Option C= Single cropping can be done with perennial canals.
Option D= Perennial canals can irrigate larger areas.
5] Identify this method of drawing out water from surface wells.

Option A= Inclined plane method

Option B= Persian wheel method
Option C= Mhote
Option D= Inclined plane method

6] In urban areas surface runoff is high because-

Option A=Rainfall is more in urban areas.

Option B= Cities have good drainage systems.
Option C= Excessive concretization
Option D= Cities have lot of parks and playgrounds.

7] Which of these means of irrigation can irrigate maximum area?

Option A= Tube well irrigation

Option B= Sprinkler irrigation
Option C= Drip irrigation
Option D= Canal irrigation

8] Which of these soils will require frequent irrigation?

Option A=Sandy soils

Option B= Clayey soils
Option C= Loams
Option D= Garden soil

9] This method is termed as-

Option A=Surface water harvesting
Option B= Rainwater harvesting
Option C= Rooftop rainwater harvesting
Option D= Flat surface rainwater harvesting

10] Despite being the wettest place in India, why does Cherrapunji have an acute
shortage of drinking water?

Option A= Surface runoff is high due to steep slopes.

Option B= Heavy torrential rainfall.
Option C= Lack of rainwater harvesting mechanisms.
Option D= All of these.

11] Which of the following is not a drawback of conventional methods of

irrigation.

Option A= Large quantity of water is wasted.

Option B= Poor yields due to changing moisture availability.
Option C= Special technical knowledge is not required for installation and operation.
Option D= The effective area under cultivation is reduced.

12] Where is tank irrigation popular?

Option A= Thar Desert

Option B= Northern Plains
Option C= Western Ghats
Option D= Deccan Plateau
13] Which of the following is not a characteristic of an aquifer?
Option A= Saturated with water.
Option B= Transmits water
Option C= Found on the surface of the Earth.
Option D= Found inside the surface of the Earth.

14] Why is irrigation by surface wells still the best option for marginal farmers?

Option A= Water can be drawn out easily from the surface wells.
Option B= They are an independent source of irrigation.
Option C= They can provide water throughout the year.
Option D= They can irrigate large areas.

15] Which of the following is an advantage of inundation canals?

Option A= Helps in flood control.

Option B= Irrigates large areas.
Option C= Operational throughout the year.
Option D= Multiple cropping is possible.

16] Which of the following is an advantage of tank irrigation?

Option A= Cheaper to construct.

Option B= Naturally available.
Option C= Recharges the groundwater table
Option D= All of the above.

17] Why are surface wells getting replaced by tube wells?

Option A= Surface wells can irrigate larger areas.

Option B= Tube wells can provide water even during summer.
Option C= Large amounts of water can be drawn out from surface wells in a short span
of time.
Option D= Surface wells require more cost of operation than tube wells.

18] Which of the following cannot be used for recharging groundwater?

Option A= Borewell
Option B= Dugwell
Option C= PVC tanks
Option D= Percolation pits
19] Which of the following irrigation means draws out groundwater?

Option A= Tank
Option B= Inundation canal
Option C= Perennial canal
Option D= Tube well

20] Zaid crops are exclusively irrigated crops because-

Option A= Cultivated during the summer season from March to May.

Option B= They require a lot of fertilizers.
Option C= Cultivated during the winter months.
Option D= None of the above.

21] Which of the following factors does not favor this means of irrigation?

Option A= Uneven terrain

Option B= Soft, pervious rocks
Option C= Natural hollows and depressions
Option D= Hard, impervious rocks

22] Which of the following statements does not apply to the economic
significance of irrigation in India?

Option A= Brings more land under cultivation.

Option B= Increases agricultural productivity.
Option C= Increases occurrences of floods and droughts.
Option D= Reduces overdependence on Monsoons.
23] Name the traditional rainwater storage system used in Central India.

Option A= Khatri
Option B= Johad
Option C= Bhandara
Option D= Korambu

24] Which of the following statements are incorrect?

Option A= Lifting water from the tanks is a tedious task.

Option B= Most of the tanks are perennial in nature.
Option C= Tanks get easily silted.
Option D= Tanks are cheaper to construct.

25] Why is canal irrigation prevalent in Punjab and Haryana?

Option A= Presence of flat land and perennial rivers.

Option B= Presence of soft diggable soil and seasonal rivers.
Option C= Presence of seasonal rivers and extensive agricultural areas.
Option D= Presence of uneven terrain and perennial rivers.

26] Which of the following condition does not favor the installation of tube wells?

Option A= Availability of plenty of groundwater.

Option B= Soft diggable soil
Option C= Cheap supply of electricity.
Option D=Small farm plots

27] Which of the following can be used as a catchment area in urban areas?

Option A= Terraces of buildings.

Option B= Courtyards
Option C= Lawns and playgrounds
Option D= All of the above

28] Which of the following is the most efficient means of irrigation?

Option A= Canal irrigation

Option B= Drip irrigation
Option C= Sprinkler irrigation
Option D= Tank irrigation

29] Arrange the components of the rainwater harvesting system.

A= Conduit, B= Storage , C= Recharge, D= Catchment

Option A= ABCD
Option B= BCAD
Option C= DABC
Option D= CABD

30] Irrigation is necessary for India, despite the monsoons because-

Option A= Monsoons bring rainfall throughout the year.

Option B= Monsoon rainfall is unequally distributed.
Option C= Monsoons are consistent regarding their arrival and withdrawal.
Option D= Monsoons are consistent regarding the amount of rainfall they bring every
year.

31] The inclined plane method is also called as-

Option A= Zing
Option B=Khatri
Option C= Mhote
Option D=Rehat

32] Why is drip irrigation not an ideal option for marginal farmers?

Option A= Water loss due to evaporation is reduced.

Option B= Very expensive
Option C= Applies water directly to the root zones of the crops.
Option D= Water loss due to seepage is reduced.

33] Which of the following is not an advantage of rainwater harvesting?

Option A= Recharges groundwater

Option B= Reduces soil erosion
Option C= Increases surface runoff
Option D= Stores water for future use.

34] Which of the following is a characteristic of this type of well?

Option A= The water table is high.

Option B= Lining of bricks or rocks is absent.
Option C= Mainly used for irrigation.
Option D= All of these.

35] Which of the following is an advantage of tube wells?

Option A= Draws out large quantities of water in a short span of time.

Option B= Lowers the water table.
Option C= Recharges the groundwater.
Option D= Waterlogging of fields is less.

36] Which of the following irrigation means is also known as the ‘lift method’?

Option A= Surface wells

Option B= Tanks
Option C= Tubewells
Option D= Perennial canals

37] Why is tank irrigation gradually losing popularity?

Option A= Dry up during summer.

Option B= Cover a large area.
Option C= Requires regular desilting
Option D= All of the above

38] Which of the following is most essential for irrigation by perennial canals?

Option A= Presence of perennial rivers.

Option B= Presence of soft, diggable soil.
Option C= High water table
Option D= Availability of cheap labor.

39] Surangam is a traditional rainwater harvesting system in-

Option A= Aravalli
Option B= Western Ghats
Option C= Eastern Ghats
Option D= Deccan Plateau

40] The lever method of drawing out water from the surface wells is mainly used
in-

Option A= Punjab and Haryana

Option B= Haryana and Rajasthan
Option C=.Andhra Pradesh and Bihar
Option D= Bihar and West Bengal

ANSWER KEY:

1] A 2] C 3] C 4] D 5] B 6] C 7] D 8] A 9] C 10] D

11] C 12] D 13] C 14] B 15] A 16] D 17] B 18] C 19] D 20] A
21] B 22] C 23] B 24] B 25] A 26] D 27] D 28] B 29] C 30] B

31] C 32] B 33] C 34] D 35] A 36] C 37] D 38] A 39] B 40] C