MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of these is an example of syncytium in coconut? |
| A. | Fleshy endosperm |
| B. | Liquid endosperm |
| C. | Endocarp |
| D. | Mesocarp |
| Answer» C. Endocarp | |
| 2. |
The cell-plate of plant cells represents the ______ |
| A. | middle lamella |
| B. | primary cell wall |
| C. | secondary cell wall |
| D. | plasmodesmata |
| Answer» B. primary cell wall | |
| 3. |
From where does wall formation start between two newly formed plant cells? |
| A. | Cell wall |
| B. | Cell membrane |
| C. | Centre of the cell |
| D. | Cytoplasm |
| Answer» D. Cytoplasm | |
| 4. |
Why do plants not undergo furrowing during cytokinesis? |
| A. | Absence of centrioles |
| B. | Presence of rigid vascular bundle |
| C. | Presence of cell wall |
| D. | Presence of large vacuoles |
| Answer» D. Presence of large vacuoles | |
| 5. |
Chromosomes lose their individuality in anaphase. True or false? |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
During which stage of cell cycle do the major organelles reform? |
| A. | Prophase |
| B. | Anaphase |
| C. | Telophase |
| D. | G2 phase |
| Answer» D. G2 phase | |
| 7. |
During which stage of the cell cycle does the nuclear envelope reform? |
| A. | G1 phase |
| B. | Cytokinesis |
| C. | Anaphase |
| D. | Telophase |
| Answer» E. | |
| 8. |
Which of these events does not take place during telophase? |
| A. | Chromosomes are distinct and clear |
| B. | Chromosomes are present at the poles |
| C. | Chromosomes are decondensed |
| D. | Chromosomes lose their individuality |
| Answer» B. Chromosomes are present at the poles | |
| 9. |
What is the final stage of karyokinesis? |
| A. | Prophase |
| B. | G2 phase |
| C. | Telophase |
| D. | G1 phase |
| Answer» D. G1 phase | |
| 10. |
In which direction are the centromeres directed during separation of chromosomes? |
| A. | Towards the poles |
| B. | Towards the equatorial plane |
| C. | Towards adjacent chromatids |
| D. | Towards the nuclear envelope |
| Answer» B. Towards the equatorial plane | |
| 11. |
In which direction does each chromatid move on separation of sister chromatids? |
| A. | Towards the nuclear envelope |
| B. | Towards the equatorial plane |
| C. | Towards the poles |
| D. | Towards adjacent chromatids |
| Answer» D. Towards adjacent chromatids | |
| 12. |
Which phase is marked by the separation of sister chromatids? |
| A. | Prophase |
| B. | Metaphase |
| C. | Anaphase |
| D. | Telophase |
| Answer» D. Telophase | |
| 13. |
Which of these events do not take place during metaphase? |
| A. | Chromosomes lie at the equator of the cell |
| B. | One chromatid of each chromosome is attached to the spindle fiber |
| C. | Chromosomes spread throughout the cytoplasm |
| D. | Nuclear envelope starts to disintegrate |
| Answer» E. | |