A researcher observes that a particular plant species exhibits significantly reduced root hair development when grown in a hydroponic solution lacking phosphorus. Which physiological role of phosphorus in root hair formation is MOST likely affected?
Major component of cell wall cellulose
Cofactor for enzymes involved in lignin biosynthesis
Nucleic acid synthesis and energy transfer for cell division and elongation
Regulation of stomatal closure to prevent water loss
Related Questions
Respiratory roots are found in
Rhizopus
Orchids
Vallisneria
Mangrove plants
Which of the following has epiphytic features and aerial and flattened photosynthetic roots, without formal organization of stem and leaves?
Tinospora
Trapa
Taeniophyllum
Vanda
A root was described as adventitious root because it
developed from a stem cutting
grew downwards into the soil
absorbed water and minerals
developed from the radicle
The primary function of pneumatophores in mangrove plants is:
Water absorption
Nutrient uptake
Anchorage
Gaseous exchange
Identify the Correct example of adventitious root which gets swollen and store food
Carrot
Sweet potato
Turnip
Potato
In which of the following plants do roots play an insignificant role in water absorption?
Water lily
Rose
Mango
Wheat
In maize and sugarcane, the supporting roots that arise from the lower nodes of the stem are:
Prop roots
Climbing roots
Stilt roots
Clinging roots
Sweet potato is a modified
Rhizome
Stem
Tap root
Adventitious root
(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
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
