Class 11 Biology Cell Cycle and Cell Division MCQs Answers

Class 11 Biology Cell Cycle and Cell Division MCQs with Answers cater to the specific needs of Sainik School aspirants, providing a focused approach to mastering fundamental concepts. Tailored to the class 11 biology syllabus, these multiple-choice questions offer clear and concise answers for effective self-assessment. Understanding the cell cycle and cell division is pivotal in biology, and these MCQs ensure a thorough comprehension of essential principles.

As students prepare for Sainik School entrance exams, engaging with these MCQs not only enhances exam readiness but also sharpens analytical and problem-solving skills. The content aligns with the broader goals of Sainik School education by promoting a comprehensive understanding of cell cycle and division principles. Emphasizing clear answers, this resource aids students in identifying areas for improvement, contributing to a holistic approach to exam preparation. Sainik School aspirants benefit from a well-rounded educational experience, preparing them for success in both the entrance exams and future academic pursuits.

Q1. Which is the correct sequence of mitotic cell division?

1. Prophase Anaphase Metaphase Telophase.
2. Prophase Telophase Metaphase Anaphase.
3. Prophase Anaphase Telophase Metaphase.
4. Prophase Metaphase Anaphase Telophase.

Q2. Meiosis occurs for the human female in _.

1. Pancreas
2. Liver
3. Ovary
4. Kidney

Q3. Extra nuclear chromosomes occur in:

1. Peroxisome, ribosome.
2. Chloroplast, mitochondria.
3. Mitochondria, ribosome.
4. Chloroplast, lysosome.

Q4. Four daughter cells formed after meiosis are:

1. Genetically different.
2. Multinucleate.
3. Genetically similar.
4. Anucleate.

Q5. The point, at which polytene chromosomes appear to be attached together, is called:

1. Centriole.
2. Centromere.
3. Chromomere.
4. Chromocentre.

Q6. If a diploid cell is treated with colchicine then it becomes.

1. Triploid.
2. Tetraploid.
3. Diploid.
4. Monoploid.

Q7. Lampbrush chromosomes are seen in which typical stage?

1. Meiotic prophase.
2. Mitotic prophase.
3. Mitotic anaphase.
4. Mitotic metaphase.

Q8. Which of the following cells usually do not undergo cell division?

1. Cells of skin.
2. Cells of buccal cavity.
3. Cells of hearts.
4. All of these.

Q9. During anaphase-I of meiosis.

1. Homologous chromosomes separate.
2. Non-homologous chromosomes separate.
3. Sister chromatids separate.
4. Non-sister chromatids separate.

Q10. Which phase marks the splitting of chromatids during meiosis?

1. Anaphase I.
2. Telophase I.
3. Anaphase II.
4. Telophase II.

Q11. During cell division, the spindle fibres attach to of the chromosomes.

1. Chromatidse.
2. Kinetochores.
3. Centromere.
4. Satellites.

Q12. Which of the following is true of kineto-chores?

1. They are localized at the centromere of each chromosome.
2. They are the sites where microtubules attach to separate the chromosomes.
3. They are organized so that there is one per sister chromatid in meiosis.
4. All of the above.

Q13. Which is correct w.r.t. anaphase?

1. Centromeres split and chromatids separate.
2. Chromosomes are moved to spindle equator.
3. Chromatid splits by recombinase activity.
4. None of these.

Q14. Centromere is a part of:

1. Ribosomes.
2. Chromosome.
3. Mitochondria.
4. Endoplasmic reticulum.

Q15. In meiosis, the chromosomes replicate during

1. Prophase I.
2. Interphase.
3. Prophase II.
4. Interkinesis.