Prepare for NEET Biology Plant Growth and Development with MCQs & PYQs on NEET.GUIDE. Get free practice, previous year questions, and expert insights on plant hormones and growth regulators.
The transformation of a larva into an adult through drastic changes is termed:
Embryogenesis
Gametogenesis
Regeneration
Metamorphosis
Which of the following is NOT a characteristic of growth?
Increase in size or quantity
Development and maturation
Progress and advancement
Decline in quantity or size
Growth in plants is generally:
Determinate
Indeterminate
Always localized
Only in the embryonic stage
Which region of the plant is primarily responsible for growth in length?
Lateral meristem
Apical meristem
Intercalary meristem
Parenchyma
What is the term for the permanent cessation of growth in a cell or organ?
Hyperplasia
Hypertrophy
Apoptosis
Senescence
Growth can be measured in terms of:
Increase in fresh weight
Increase in dry weight
Increase in cell number
All of the above
Which phase of growth is characterized by a rapid increase in cell size?
Meristematic
Maturation
Elongation
Differentiation
Which of the following is NOT a characteristic of the stationary phase of growth?
Cell enlargement slows down
Metabolic activities slow down
Rapid cell division
Approaching a maximum size
Which of the following plant hormones promotes cell division and differentiation?
Auxins
Gibberellins
Cytokinins
Abscisic acid