Examsnet
Unconfined exams practice
Home
Exams
Banking Entrance Exams
CUET Exam Papers
Defence Exams
Engineering Exams
Finance Entrance Exams
GATE Exam Practice
Insurance Exams
International Exams
JEE Exams
LAW Entrance Exams
MBA Entrance Exams
MCA Entrance Exams
Medical Entrance Exams
Other Entrance Exams
Police Exams
Public Service Commission (PSC)
RRB Entrance Exams
SSC Exams
State Govt Exams
Subjectwise Practice
Teacher Exams
SET Exams(State Eligibility Test)
UPSC Entrance Exams
Aptitude
Algebra and Higher Mathematics
Arithmetic
Commercial Mathematics
Data Based Mathematics
Geometry and Mensuration
Number System and Numeracy
Problem Solving
Board Exams
Andhra
Bihar
CBSE
Gujarat
Haryana
ICSE
Jammu and Kashmir
Karnataka
Kerala
Madhya Pradesh
Maharashtra
Odisha
Tamil Nadu
Telangana
Uttar Pradesh
English
Competitive English
CBSE
CBSE Question Papers
NCERT Books
NCERT Exemplar Books
NCERT Study Notes
CBSE Study Concepts
CBSE Class 10 Solutions
CBSE Class 12 Solutions
NCERT Text Book Class 11 Solutions
NCERT Text Book Class 12 Solutions
ICSE Class 10 Papers
Certifications
Technical
Cloud Tech Certifications
Security Tech Certifications
Management
IT Infrastructure
More
About
Careers
Contact Us
Our Apps
Privacy
Test Index
UPSC Civil Services 2021 Prelims General Studies Paper I
Show Para
Hide Para
Share question:
© examsnet.com
Question : 47
Total: 100
Among the following, which one is the least water-efficient crop?
Sugarcane
Sunflower
Pearl millet
Red gram
Validate
Solution:
Sugarcane:
In terms of production, Sugarcane is the world’s largest crop.
Sugarcane belongs to Poaceae family of true grasses.
In India, Sugarcane is grown as a Kharif Crop.
It needs hot and humid climate with an average temperature of 21°C to 27°C. 75-150 cm rainfall is favorable for sugar cane cultivation.
Irrigation needed for areas with lesser rainfall.
Sugarcane can grow in any soil which can retain moisture.
Ideal soil for sugarcane is deep rich loamy soil.
The soil needs to be rich in nitrogen, calcium and phosphorus but neither it should be neither too acidic nor too alkaline.
Crop water needed: 1500-2500 (mm/total growing period) and draught sensitivity is very High. Hence, sugarcane is the correct answer.
© examsnet.com
Go to Question:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
Prev Question
Next Question
More Free Exams:
UPSC CAPF (AC) Previous Papers
UPSC CDS Chapters Wise Questions
UPSC CDS Model Papers
UPSC CDS Previous Papers
UPSC CISF AC Exam Previous Papers
UPSC NDA Chapterwise Questions
UPSC NDA Model Papers
UPSC NDA Previous Papers
Examsnet