Picture of Stem of a plant

Quiz on Stem of Plants - Class 9

A Quiz for Class 9 Biology Students (Set 2)

Engage with the second set of Class 9 Biology quiz questions on plant stems from Quiznest.in. Reinforce your understanding of stem structure, functions, and modifications.

1. What is the primary meristem responsible for the increase in length of a stem?Read

A) Lateral meristem B) Apical meristem C) Intercalary meristem

2. Which part of a stem typically gives rise to new leaves, branches, or flowers?Read

A) Internode B) Node C) Lenticel

3. In some modified stems, like those of cacti, what primary function does the stem take over from the leaves?Read

A) Water absorption B) Photosynthesis C) Nitrogen fixation

4. Tendrils in climbing plants like grapes are modifications of which plant organ?Read

A) Root B) Leaf C) Stem

5. What is the outermost protective tissue of a young stem?Read

A) Cortex B) Epidermis C) Endodermis

6. Underground stems that grow horizontally beneath the soil surface, like ginger and turmeric, are known as:Read

A) Tubers B) Bulbs C) Rhizomes

7. The concentric rings visible in the cross-section of a woody stem, indicating its age, are called:Read

A) Growth rings B) Bark rings C) Vascular rings

8. Thorns in plants like bougainvillea are modified stems primarily for what purpose?Read

A) Water storage B) Climbing C) Protection

9. Which type of underground stem is a condensed, fleshy stem with papery or fleshy leaves, like an onion?Read

A) Corm B) Bulb C) Tuber

10. In a typical dicot stem, how are the vascular bundles (containing xylem and phloem) generally arranged?Read

A) Scattered randomly B) In a single ring C) In the central pith

Quiz Results

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