Plant Physiologyt - Questions & Answers | Exam2Win

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56. Main sources of available water to the plants is

A. Capillary water

B. Hygroscopic water

C. Soil water

D. Gravitational water

Explanation:

57. Xylem vessels end in

A. Passage cells

B. Epidermal cells

C. Parenchymatous cells

D. Proto xylem

Explanation:

58. The instrument used in the root pressure experiment is

A. Thistle funnel

B. Mercury manometer

C. Test tube funnel

D. Ganong’s photometer

Explanation:

59. Root pressure is developed in the

A. Ectodermal cells

B. Endodermal cells

C. Parenchymal cells

D. Epidermal cells

Explanation:

60. The physical phenomenon in which water rises in the xylem vessel is

A. Capillary force

B. Osmotic pressure

C. Root pressure

D. Turgor pressure

Explanation:

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