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WorksheetsDay 53-Nov 14-worksheet-Diploma-Soil plant water relation part 2
Total questions: 15
Worksheet time: 12mins
Intensity of irrigation may be greater than 100%
True
False
Typical delta for rice crop is
19 cm
40 cm
120 cm
60 cm
Kor depth for wheat is
19 cm
16.5 cm
13.5 cm
9 cm
Design discharge Qd of a canal is
Q×TF
Q×CF×TF
Q+TF
Q+(CF×TF)
Duty increases as water travels downstream.
True
False
Assertion (A): High temperature reduces duty. Reason (R): High temperature increases evapotranspiration.
A and R true; R explains A
A and R true; R does not explain A
A true; R false
A false; R true
NIR = (Consumptive Use − Effective Rainfall)+…………….
(a)
FIR = NIR ÷ ______.
application efficiency
base period
canal capacity
crop yield
GIR = FIR ÷ (a) .
CCA = GCA – (a) area.
Delta is the total (a) of water required by a crop.
Flow duty is expressed in (a)
Base period B = 180 days; Delta Δ = 120 cm. what is the duty D ?
(a)
Given: CU = 400 mm; Re = 50 mm; Leaching = 50 mm; ηa = 0.70; ηc = 0.80. Find NIR & FIR
(a)
Given: Q = 2 cumec; B = 120 days; Δ = 40 cm; Duty D = 864 × 120 + 40 = 2592 ha/cumec. Find area
(a)
