Plant Water Relation MCQs | Plant Water Relation Multiple Choice Questions with Answers

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Questions
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

Answer: Xylem
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63 Osmosis is the diffusion of
A Energy
B Solute particles
C Gases
D Water

Answer: 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)

Answer: Both (A) and (B)
66 Cell becomes turgid because of
A Endosmosis
B Diffusion
C Plasmolysis
D Exosmosis

Answer: Endosmosis
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

Answer: 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

Answer: Passage cells
70 Root pressure is measured by
A Manometer
B Auxanometer
C Atmometer
D Barometer

Answer: Manometer

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