MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The region in the secondary phloem that comprises of dead elements and protected by lignified walls is called as _____ |
| A. | Early wood |
| B. | Heart wood |
| C. | Sap wood |
| D. | Late wood |
| Answer» C. Sap wood | |
| 2. |
The wood that grows in the winter due to inactive cambium is called as _______ |
| A. | Early wood |
| B. | Heart wood |
| C. | Sapwood |
| D. | Autumn wood |
| Answer» E. | |
| 3. |
Which among the following describes bark? |
| A. | Phloem and xylem |
| B. | Epidermis and parenchymatic cells |
| C. | Everything outside the vascular cambium including the secondary phloem |
| D. | Pith |
| Answer» D. Pith | |
| 4. |
Secondary cortex is also called as _________ |
| A. | Phellem |
| B. | Phelloderm |
| C. | Secondary xylem |
| D. | Secondary phloem |
| Answer» B. Phelloderm | |
| 5. |
Which among the following is incorrect about cork cambium? |
| A. | Cork cambium helps in the replacement of the broken epidermis during the secondary growth |
| B. | Cells on the outer side of the cork cambium differentiates to form cork |
| C. | Cells on the inner side of the cork cambium differentiates to form secondary cortex |
| D. | Cork is also known as Phelloderm |
| Answer» E. | |
| 6. |
A layer of Meristematic tissue that develops around the cortex region is called cork cambium. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
Which among the following is not correct about vascular cambium? |
| A. | Cells on the outer side of cambial ring differentiate into secondary phloem |
| B. | Cells on the inner side of cambial ring differentiate into secondary xylem |
| C. | Amount of the secondary phloem produced is more than that of secondary xylem |
| D. | Vascular cambium is an example of Meristematic tissue |
| Answer» D. Vascular cambium is an example of Meristematic tissue | |
| 8. |
Which among the following is incorrect about vascular cambium? |
| A. | It exists as a layer in between primary xylem and primary phloem |
| B. | Intrafascicular cambium is formed when cambium cells are in between the primary xylem and phloem |
| C. | Interfascicular cambium cells are medullary cells that adjoin intrafascicular cambium |
| D. | A cambial ring is formed in an intrafascicular cambium |
| Answer» E. | |
| 9. |
Secondary growth is due to _______ |
| A. | Cambium |
| B. | Apical meristem |
| C. | Intercalary meristem |
| D. | Parenchyma |
| Answer» B. Apical meristem | |
| 10. |
A monocot can t show secondary growth whereas dicot exhibit secondary growth. |
| A. | True |
| B. | False |
| Answer» B. False | |