Stem: Types, Modifications, Functions Practice Questions
20 free Stem: Types, Modifications, Functions practice questions for the NCERT Biology, 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 Stem: Types, Modifications, Functions questions
- Q1. The stem develops from which part of the embryo of a germinating seed?
- Q2. The regions of the stem where leaves are borne are called ______ while the portions between them are called ______.
- Q3. Which of the following is an example of an underground stem modified for food storage?
- Q4. Slender and spirally coiled structures that develop from axillary buds and help plants climb are called:
- Q5. Thorns, which are woody, straight, and pointed modifications of axillary buds, are found in which of the following plants?
- Q6. In arid regions, some plants modify their stems into flattened or fleshy cylindrical structures containing chlorophyll to perform photosynthesis. These are cal…
- Q7. Underground stems of some plants like _______ spread to new niches and when older parts die, new plants are formed.
- Q8. A slender lateral branch arises from the base of the main axis and after growing aerially for some time, arches downwards to touch the ground in:
- Q9. In aquatic plants like Pistia and Eichhornia, a lateral branch with short internodes and each node bearing a rosette of leaves and a tuft of roots is called a/…
- Q10. Which of the following plants propagate through suckers, where lateral branches originate from the underground portion of the main stem and come out obliquely…
- Q11. Which of the following is NOT a function of the stem?
- Q12. Zaminkand and Colocasia are examples of underground stems modified for:
- Q13. Which part of the Opuntia plant is modified to perform the function of leaves?
- Q14. Stem tendrils in gourds are homologous to _______ in Citrus.
- Q15. A student identifies an underground stem that grows horizontally and has distinct nodes and internodes. This structure is a:
- Q16. The fleshy cylindrical stem modification seen in Euphorbia is technically a:
- Q17. In which plant does the lateral branch grow aerially for a period before arching down to the soil?
- Q18. Which of the following represents the correct set of plants with underground stem modifications for food storage?
- Q19. Identify the modification where the stem is reduced and leaves become fleshy for food storage.
- Q20. Axillary buds are located at the: