- 1(current)
Q. No.What is the number of correct statements from those given below?
| I: | Primary xylem is endarch in roots |
| II: | Phloem parenchyma is present in most of the monocots. |
| III: | Phloem fibers are generally absent in the primary phloem. |
| IV: | Companion cells are collenchymatous cells. |
| V: | Angiosperms lack vessels in their xylem. |
1. 0
2. 1
3. 2
4. 3
Subtopic: Â Complex Tissue: Xylem |Â Complex Tissue: Phloem |
 55%
Level 3: 35%-60%
Please attempt this question first.
Hints
Please attempt this question first.
The given figure, with reference to the anatomy of plants, represents:
| 1. | Tracheid | 2. | Xylem fibre |
| 3. | Xylem parenchyma | 4. | Vessel |
Subtopic: Â Complex Tissue: Xylem |
 64%
Level 2: 60%+
NEET - 2024
Hints
Read the following statements and find out the correct set of statements:
Choose the correct answer from the options given below:
| A. | Companion cells help in maintaining the pressure gradient in the sieve tubes. |
| B. | Gymnosperms lack vessels in their xylem |
| C. | The xylem vessels are devoid of cytoplasm |
| D. | Xylem fibres may be septate or aseptate |
| E. | A mature sieve element in phloem possesses cytoplasm, vacuole and nucleus. |
| 1. | B, C, D, E only | 2. | A, B, D, E only |
| 3. | A, B, C, D only | 4. | C, D, E only |
Subtopic: Â Complex Tissue: Xylem |Â Complex Tissue: Phloem |
 74%
Level 2: 60%+
NEET - 2024
Hints
- 1(current)
Q. No.
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