Instructions: MULTIPLE CHOICE Only choose the correct answer, and no need for an explanation. 1. Which region of the root in longitudinal section functions primarily for the absorption of water? A....

Instructions: MULTIPLE CHOICE

Only choose the correct answer, and no need for an explanation.

1. Which region of the root in longitudinal section functions primarily for the absorption of water?

A. meristematic region

B. region of elongation

C. root cap region

D. region of maturation

2. Which of the following benefits to plant roots are derived from symbiotic Rhizobium bacteria?

A. It provides plant resistance to drought.

B. It is a source of nitrogen for roots.

C. It provides plant resistance to pathogenic organisms

D. It aids in nutrient absorption.

3. Which of the following is a characteristic of the endotrophic mycorrhizae root symbiont?

A. Mycorrhizae invades the cytoplasm of root cortical cells.

B. It forms an encrusting layer of hyphae called the mantle.

C. Occur in the roots of pines and oaks trees.

D. Mycorrhizae penetrates the root cortex but fungal hyphae do not enter the cells.

4. The endodermis surrounds the stele or vascular cylinder of the stem and leaves of vascular plants except which of the following group?

A. gymnosperms

B. pteridophytes

C. angiosperms

D. bryophytes

Jun 11, 2022

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