- 1(current)
Q. No.Given below are two statements:
In the light of the above statements, choose the correct answer from the options given below:
1. Both Statement I and Statement II are False
2. Statement I is True but Statement II is False
3. Statement I is False but Statement II is True
4. Both Statement I and Statement II are True
| Statement I: | Parenchyma is living but collenchyma is dead tissue. |
| Statement II: | Gymnosperms lack xylem vessels but presence of xylem vessels is the characteristic of angiosperms. |
1. Both Statement I and Statement II are False
2. Statement I is True but Statement II is False
3. Statement I is False but Statement II is True
4. Both Statement I and Statement II are True
Subtopic: Â Simple Tissue: Parenchyma |Â Simple Tissue: Chollenchyma & Sclerenchyma |Â Complex Tissue: Xylem |Â Complex Tissue: Phloem |
 66%
Level 2: 60%+
NEET - 2024
Hints
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 |
 61%
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 |
 72%
Level 2: 60%+
NEET - 2024
Hints
Which one of the following is not found in Gymnosperms?
| 1. | Sieve Cells | 2. | Albuminous Cells |
| 3. | Tracheids | 4. | Vessels |
Subtopic: Â Complex Tissue: Xylem |
 77%
Level 2: 60%+
NEET - 2024
Hints
The chief water conducting elements of xylem in gymnosperms are:
| 1. | vessels | 2. | fibres |
| 3. | transfusion tissue | 4. | tracheids |
Subtopic: Â Complex Tissue: Xylem |
 66%
Level 2: 60%+
AIPMT - 2010
Hints
Vessels are found in:
| 1. | All angiosperms and some gymnosperm |
| 2. | Most of the angiosperm and few gymnosperms |
| 3. | All angiosperms, all gymnosperms, and some Pteridophyta |
| 4. | All pteridophyta |
Subtopic: Â Complex Tissue: Xylem |
 55%
Level 3: 35%-60%
AIPMT - 2002
Hints
- 1(current)
Q. No.
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