Practice MCQs Questions on Plant Water Relationship for Agronomy NET+ARS(P)+STO Exam 2021-22

MCQ 1.

Relative water content can be obtained by

a. (FW-DW / FW) x 100
b. (TW-FW /TW-DW)x100
c. (FW-DW /TW- DW) x 100
d. None of above

MCQ 2.

_________ is used requirements for design to determine irrigation water

a. Effective root zone depth
b. Soil moisture depth
c. Rhizosphere
d. None of above

MCQ 3.

At permanent wilting point the approximate value of PF should be

a. 1.6
b. 5.8
c. 4.2
d. 1.0

MCQ 4.

Plants surviving under permanent wilting point, absorb moisture from the atmosphere is called

a. Active absorption
b. Passive absorption
c. Aerial / Negative transpiration
d. None of these

MCQ 5.

Production is maximum for most of the crops when the depletion of available soil moisture at the root zone is______ %

a. 25
b. 50
c. 75
d. 80

Answer Key is

Practice Compete Test Series (1200+MCQs) in AgriCoachingOnline App.

Answer Keys:

ANS.: 1. b. (TW-FW /TW-DW)x100

ANS.: 2. a. Effective root zone depth

ANS.: 3. c. 4.2

ANS.: 4. c. Aerial / Negative transpiration

ANS.: 5. b. 50

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