1.() is the plant vascular tissue responsible for the transport of water and ()

Question

1.() is the plant vascular tissue responsible for the transport of water and () is the plant vascular tissue responsible for the transport of sugars. (Fill in the parentheses with the most appropriate choice from the list provided.)

A. root hairs; phloem

B. xylem; phloem

C. phloem; xylem

D. meristem; root hairs

E. stem; veins

2.What cells regulate gas exchnage and the movement of water out of the leaf through the stomata?

A. guard cells

B. epidermis

C. phloem

D. pore cells

E. xylem

3.Which of the following gases are exchanged between the leaf of a plant and its environment?

A. Oxygen

B. Carbon Dioxide

C. Water vapor

D. All the above

4.( ) are localized swellings of roots in plants, and these swellings contain ( ) bacteria that provide ammonia to the plant. (Fill in the parentheses with the most appropriate choice from the list provided.)

A. root vein; sulfur

B. palisade mesophyll; Rhizobium

C. endodermis; lichen

D. spongy mesophyll; mycorrhizae

E. root nodules; Rhizobium

5.What theory explains how water is moved from the roots to the leaves of plants?

A. green revolution

B. cohesion tension

C. evolution

D. gravity

E. pressure flow

Explanation / Answer

Q1) B

Q2).A

Q3).D

Q4).E

Q5).B

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