Welcome to your Grade 11 Engilsh chapter 5
After carefully reading the following 30 questions, choose the correct answer.
1.
What is the primary purpose of irrigation?
2.
Which irrigation method uses pipes with small holes to deliver water directly to the roots?
3.
Why is irrigation necessary in arid regions?
4.
What is a disadvantage of traditional surface irrigation?
5.
Which technique involves water being sprayed into the air like rainfall?
6.
What is "water logging" in the context of irrigation?
7.
How does irrigation improve agricultural productivity?
8.
What is a "canal" in irrigation systems?
9.
Which factor determines the amount of water needed for irrigation?
10.
What is the main source of water for large-scale irrigation projects?
11.
What is "salinization"?
12.
Why is drip irrigation considered efficient?
13.
Which term refers to the manual lifting of water for crops?
14.
What is a "borewell"?
15.
How does over-irrigation affect the soil?
16.
What is the purpose of a "check dam"?
17.
Which system uses gravity to move water across fields?
18.
What is "fertigation"?
19.
Why is irrigation important for food security?
20.
What is the role of a pump in irrigation?
21.
Which method is best for uneven land?
22.
What is a major cost factor in modern irrigation?
23.
What is "percolation"?
24.
How can farmers save water in irrigation?
25.
What is a "nozzle" used for in irrigation?
26.
What is the benefit of nighttime irrigation?
27.
What is "subsurface" irrigation?
28.
Why do some crops need more irrigation than others?
29.
What is a "tank" in local irrigation?
30.
What is the long-term impact of sustainable irrigation?
