Dicot Stem
High-Yield Trend
Questions 5 MCQs
In barley stem, vascular bundles are:
1. open and scattered
2. closed and scattered
3. open and in a ring
4. closed and radial
Read the different components from I to IV in the list given below and tell the correct order of the components with reference to their arrangement from the outer side to the inner side in a woody dicot stem.
| I. | Secondary Cortex |
| II. | Wood |
| III. | Secondary phloem |
| IV. | Phellem |
The correct order is:
| 1. | III, IV, II, I | 2. | I, II, IV, III |
| 3. | IV, I, III, II | 4. | IV, III, I, II |
Secondary xylem and phloem in dicot stem are produced by?
| 1. | Apical meristems | 2. | Vascular cambium |
| 3. | Phellogen | 4. | Axillary meristems |
Select the correct pair.
| 1. | Cells of medullary rays that form part of a cambial ring - Interfascicular cambium |
| 2. | Loose parenchyma cells rupture the epidermis and form a lens-shaped opening in the bark - Spongy parenchyma |
| 3. | Large colorless empty cells in the epidermis of grass leaves - Subsidiary cells |
| 4. | In dicot leaves, vascular bundles are surrounded by large thick-walled cells - Conjunctive tissue |
| Statement I: | Endarch and exarch are the terms often used for describing the position of secondary xylem in the plant body. |
| Statement II: | Exarch condition is the most common feature of the root system. |
In the light of the above statements, choose the correct answer from the options given below:
1. Statement I is incorrect but Statement II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct but Statement II is incorrect.
Preparing Dicot Stem for NEET
Dicot Stem is a specific sub-topic that frequently appears in the NEET examination. Understanding the underlying principles and practicing targeted questions is key to mastering this concept.
The questions compiled above are previous year questions (PYQs) directly related to Dicot Stem. Practicing these specific questions helps you understand the difficulty level and the examiner's approach to this topic.
Topic Frequently Asked Questions
Is Dicot Stem a high-weightage topic?
You can refer to the priority and consistency badges at the top of this page. High priority topics should be thoroughly revised multiple times before the exam.
Should I memorize the solutions?
No, it is highly recommended to understand the core concept and methodology behind each solution rather than memorizing them, as exact questions are rarely repeated, but the concepts definitely are.