A plant species adapted to waterlogged conditions exhibits aerenchyma formation in its roots. Which of the following BEST explains the adaptive advantage of this anatomical modification?
Increases root surface area for enhanced water absorption
Provides structural support to prevent root collapse in saturated soil
Facilitates oxygen transport to submerged root tissues, enabling aerobic respiration
Stores excess water for use during periods of drought
Related Questions
Identify the correct order (root) from base to root apex I. Mineral absorption zone II. Soil penetration zone III. Cell number increasement zone IV. Cell elongation zone
I, IV, III, II
II, III, IV, I
III, IV, I, II
IV, I, III, II
Which of the following is a correct statement?
Orchid has palmate fleshy roots
Pandanus has stilt roots
Sweet potato has root tubers
All of the above
Roots are modified to perform physiological function in?
Taeniophyllum
Rhizophora
Rafflesia
All of these
Which of the following is a correct statement?
Orchid has palmate fleshy roots
Pandanus has stilt roots
Sweet potato has root tubers
All of the above
Which of the following groups of plants are propagated through underground roots?
Bryophyllum and Kalanchoe
Ginger, potato, onion and zimikand
Pistia, Chrysanthemum and pineapple
Sweet potato, Asparagus, Tapioca and Dahlia
Which of the following have succulent root?
Opuntia
Aloe
Agave
Asparagus
The photosynthetic or assimilatory roots are observed in
Tinospora and some epiphytic orchids
Cuscuta and Viscum
Taeniophyllum and Trapa
Vanda and Drosera
Identify the correct order (root) from base to root apex I. Mineral absorption zone II. Soil penetration zone III. Cell number increasement zone IV. Cell elongation zone
I, II, III, IV
II, III, IV, I
IV, III, II, I
I, IV, III, II
(A) Fibrous root system is adventitious in origin
(R) All adventitious roots are fibrous
Both (A) and (B) are correct
Both (A) and (B) are incorrect
(A) is true but (R) is false
(A) is false but (R) is true
Root is distinguishable from stem in
Having root hairs
Having root cap
Absence of nodes and internodes
All of the above
