Which of the following BEST explains the physiological significance of the quiescent center in the root apical meristem?
Promotes rapid cell differentiation to form specialized root tissues
Acts as a reserve of stem cells, protecting the meristem from damage and ensuring continuous growth
Synthesizes hormones that inhibit root elongation and promote branching
Regulates the uptake of water and nutrients from the soil
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
The roots that emerge from the lower part of the stem, often near the soil surface, are known as:
Adventitious roots
Fibrous roots
Tap roots
Aerial roots
Root is distinguishable from stem in
Having root hairs
Having root cap
Absence of nodes and internodes
All of the above
In which of the following plants do roots play an insignificant role in water absorption?
Water lily
Rose
Mango
Wheat
The symbiotic relationship between nitrogen-fixing bacteria and leguminous plants involves complex signaling and structural modifications in the root. Which of the following accurately describes the role of NOD factors in this interaction?
Plant hormones that promote bacterial growth within root nodules
Bacterial signals that trigger root hair curling and cortical cell division
Enzymes produced by the plant to break down bacterial cell walls
Proteins that transport nitrogen from bacteria to plant cells
Select the correct statements. I. From the region of elongation, some of the epidermal cells from root hairs. II. Pneumatophores are seen in Rhizophora. III. Adventitious roots are seen in the banyan tree. IV. Maize and sugarcane have prop roots.
I, II and III
II, III and IV
I and IV
II and III
Asparagus is a?
fruit
vegetable
grain
spice
Which of the following is NOT a function of the root hair zone?
Protecting the root tip
Absorbing water
Absorbing minerals
Increasing surface area for absorption
Which of the following is NOT an example of adventitious roots?
Stilt roots
Prop roots
Climbing roots
Tap roots
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
