Given below are two statements:
Statement I: The forces generated by transpiration can lift a xylem-sized column of water over 130 meters height.
Statement II: Transpiration cools leaf surfaces sometimes 10 to 15 degrees, by evaporative cooling.
In light of the above statements, choose the  most appropriate answer from the options given below :
1. Statement I is incorrect but Statement II is correct
2. Both Statement I and Statement II  are correct. 
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct but Statement II is incorrect.
Subtopic:  Transpiration & Guttation | Photosynthesis Transpiration Compromise & Mineral Translocation |
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Match List I with List II:
List I List II
A.  Cohesion I. More attraction in liquid phase
B. Adhesion II. Mutual attraction among water molecules
C. Surface tension III. Water loss in liquid phase
D. Guttation IV. Attraction towards polar surfaces
Choose the correct answer from the options given below: 
Options: A B C D
1. II I IV III
2. II IV I III
3. IV III II I
4. III I IV II
Subtopic:  Transpiration & Guttation |
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Which of the following physical properties of water is/are responsible for providing water, the high tensile strength and high capillarity during ascent of sap in the plants? 
1. Surface tension and cohesion 
2. Cohesion, adhesion and surface tension 
3. Cohesion only 
4. Adhesion and cohesion 

Subtopic:  Transpiration & Guttation |
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The process responsible for facilitating loss of water in liquid form from the tip of grass blades at night and early morning is:

1. Root pressure

2. Imbibition

3. Plasmolysis

4. Transpiration

Subtopic:  Transpiration & Guttation |
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