Which PGR is most likely responsible for the phenomenon observed when a plant bends towards a light source, even if the light source is unidirectional and doesn't illuminate the entire plant?
Cytokinin
Gibberellin
Auxin
Abscisic Acid
Related Questions
Ageing is retarded by
ABA
CKN
GA
The problem of necrosis and gradual senescence, while performing tissue culture can be overcome by
Spraying auxins
Spraying cytokinins
Suspension culture
subculture
Ageing is retarded by
Antioxidant supplementation
Caloric restriction and regular exercise
Hormone replacement therapy
Regular exposure to sunlight
The cut flowers and vegetables can be kept fresh for a long period by this plant hormone.
Gibberellins
Cytokinins
Auxins
Ethylene
Cytokinins are formed in
Roots
Leaves
Fruits
Stems
Choose the incorrect pair.
Auxins – To grow
Gibberellins – Gibberella fujikuroi
Cytokinins- Herring sperm DNA
Abscisic acid – Flowering hormone
The 'Richmond-Lang effect', which refers to the delay of senescence in leaves by cytokinins, is primarily attributed to their influence on:
Ethylene production
Cell wall synthesis
Nutrient mobilization
Stomatal closure
The natural plant hormone isolated from corn kernels and coconut milk is
Florigen
GBA
Free auxins
Zeatin
Study the following statement
I. Cytokinins are formed primarily in roots
II. Auxin and cytokinin are antagonistic in apical dominance
III. Kinetin (a modified DNA purine) was discovered from herring sperm
IV. Zeatin is auxin
V. Zeatin was firstly extracted from herring
Choose the incorrect one
I and II
II and III
III and IV
IV and V
Cytokinins are primarily involved in:
Apical dominance
Senescence
Cell division
Dormancy
