Which specific tissue within the root endodermis is primarily responsible for regulating the passage of water and minerals into the stele, and how does its structure facilitate this function?
Pericycle; its meristematic nature allows for selective uptake
Cortex; its large intercellular spaces facilitate diffusion
Casparian strip; suberin deposition in cell walls blocks apoplastic pathway
Phloem; its active transport mechanisms selectively move nutrients
Related Questions
Which of the following is a total root parasite?
Cuscuta
Rafflesia
Santalum
Striga
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
Root hairs are extensions of which type of cell in the root's zone of maturation?
Epidermal cells
Cortex cells
Endodermal cells
Vascular cells
The approximate length of root hair zone in plants
1-3 mm
10-15 mm
5-7 cm
1-2 m
If a primary root continues to grow, the type of root system will be known as
Secondary
fibrous
tap
stilt
Stilt roots originate from the nodal part of
Stem
Secondary root
Leaf
Primary root
A plant which lives on another plant but do not take food or anything from plant is called
Endophyte
Epiphyte
Parasite
Host
Which of the following is NOT a function of root hairs?
Absorption of water
Absorption of minerals
Anchoring the plant
Photosynthesis
Roots arising from the part of plant other than the radicle are called
Adventitious root
Stilt root
Nodal root
Intermodal root
In which of the following plants do roots play an insignificant role in water absorption?
Water lily
Rose
Mango
Wheat
