Secondary Growth Practice Questions
20 free Secondary Growth practice questions for the Botany, each with the correct answer and a detailed explanation. Open any question below, or take the full set as an interactive quiz.
Questions
20 questions
All Secondary Growth questions
- Q1. Which meristematic tissue is primarily responsible for the initiation of secondary growth in dicot stems?
- Q2. The interfascicular cambium develops from the cells of which tissue?
- Q3. In a woody stem, which tissue is produced toward the outside by the vascular cambium?
- Q4. What is the common name for the secondary xylem produced during one growing season?
- Q5. The phellogen, also known as cork cambium, usually originates from which layer in the dicot stem?
- Q6. Which of the following tissues constitutes the 'Periderm'?
- Q7. Lenticels are specialized structures in the bark that function in:
- Q8. Which component of the bark is technically referred to as 'Bast'?
- Q9. As secondary growth proceeds, what happens to the primary phloem in a dicot stem?
- Q10. In roots, the vascular cambium originates from the pericycle and which other tissue?
- Q11. Which of the following plants typically shows 'anomalous' secondary growth?
- Q12. The activity of the vascular cambium is highly influenced by physiological and environmental factors. In which season is the cambium most active?
- Q13. What is 'Soft Bark'?
- Q14. Which of the following is true about the heartwood (duramen)?
- Q15. The 'Ring-porous' wood is characterized by:
- Q16. What is the primary function of the cork (phellem) cells?
- Q17. Which cambial initials produce the radiating parenchyma strands that pass through both the xylem and the phloem?
- Q18. Which of the following is NOT part of the 'Bark' in a technical sense?
- Q19. Dendrochronology involves the study of annual rings to determine:
- Q20. What allows palm trees (monocots) to grow thick trunks despite lacking a traditional vascular cambium?