Plant Physiology Transpiration - Questions & Answers | Exam2Win

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26. The internal temperature of the plant cells become uniform and constant by

A. Photosynthesis

B. Respiration

C. Transpiration

D. Guttation

Explanation:

27. Transpiration helps in absorption and translocation of mineral salts by means of the

A. Push and pull force

B. Pull and capillary force

C. Push and suction force

D. Pull and suction force

Explanation:

28. The apparatus used to measure the rate off transpiration is

A. Ganong’s respiroscope

B. Ganong’s photometer

C. Ganong’s light screen

D. Thistle funnel

Explanation:

29. Guttation liquid is

A. Pure water

B. Pure solvent

C. Not pure water

D. Not pure solvent

Explanation:

30. Stomata open and close due to changes in the guard cells by

A. Osmotic pressure

B. Root pressure

C. Turgor pressure

D. Capillary pressure

Explanation:

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