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Free download in PDF Plant Water Relation Multiple Choice Questions with Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.
61
Transpiration is least in
[A]
high wind velocity
[B]
good soil moisture
[C]
dry environment
[D]
High atmospheric humidity
Answer: High atmospheric humidity
62
In plants, water rises upwards through
[A]
Xylem
[B]
Pholem
[C]
Cambium
[D]
Stomata
63
Osmosis is the diffusion of
[A]
Energy
[B]
Solute particles
[C]
Gases
[D]
Water
64
The outer solution having equal concentration as that of the cell sap is called
[A]
Isotonic solution
[B]
Neutral solution
[C]
Hypotonic solution
[D]
Hypertonic solution
Answer: Isotonic solution
65
The process of imbibition involves
[A]
Diffusion
[B]
Capillary action
[C]
Absorption
[D]
Both (A) and (B)
66
Cell becomes turgid because of
[A]
Endosmosis
[B]
Diffusion
[C]
Plasmolysis
[D]
Exosmosis
67
The pathway in which water moves through cell wall without crossing any membrane
[A]
Transmembrane pathway
[B]
Vaculoar pathway
[C]
Symplast pathway
[D]
Apoplast pathway
68
Symplastic movement of water takes place through
[A]
The plasmodesmata
[B]
The casparian strips
[C]
The cell wall
[D]
Through endodermis
Answer: The plasmodesmata
69
Water diffusion into endodermis takes place through
[A]
Passage cells
[B]
Suberzed cells
[C]
Lignified cells
[D]
Casparian strips
70
Root pressure is measured by
[A]
Manometer
[B]
Auxanometer
[C]
Atmometer
[D]
Barometer
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