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CBSE
Class 11
Biology
Biology
Cell Cycle and Cell Division
Question Bank

Question Bank - Cell Cycle and...

Practice Hub

Question Bank: Cell Cycle and Cell Division

This chapter explores the processes of cell cycle and cell division, detailing their significance in growth and reproduction of organisms.

Structured practice

Question Bank - Cell Cycle and Cell Division

Q1.

What is the correct sequence of stages in the cell cycle?

Single Answer MCQ
Q-00055914
View explanation
Q2.

During which phase of the cell cycle does DNA replication occur?

Single Answer MCQ
Q-00055915
View explanation
Q3.

What role do spindle fibers play during cell division?

Single Answer MCQ
Q-00055916
View explanation
Q4.

At which stage do homologous chromosomes pair up?

Single Answer MCQ
Q-00055917
View explanation
Q5.

Which structure is formed during cytokinesis in plant cells?

Single Answer MCQ
Q-00055918
View explanation
Q6.

What is the end result of meiosis?

Single Answer MCQ
Q-00055919
View explanation
Q7.

In which phase do chromosomes become visible under a microscope?

Single Answer MCQ
Q-00055920
View explanation
Q8.

Which statement is true regarding the G2 phase of the cell cycle?

Single Answer MCQ
Q-00055921
View explanation
Q9.

What happens during Anaphase II of meiosis?

Single Answer MCQ
Q-00055922
View explanation
Q10.

What is the primary purpose of the G1 phase?

Single Answer MCQ
Q-00055923
View explanation
Q11.

During which phase are chromosomes aligned at the metaphase plate?

Single Answer MCQ
Q-00055924
View explanation
Q12.

Which feature distinguishes meiosis from mitosis?

Single Answer MCQ
Q-00055925
View explanation
Q13.

What is the significance of cell cycle checkpoints?

Single Answer MCQ
Q-00055926
View explanation
Q14.

What occurs during telophase?

Single Answer MCQ
Q-00055927
View explanation
Q15.

Which phase of the cell cycle is characterized by the absence of DNA synthesis?

Single Answer MCQ
Q-00055928
View explanation
Q16.

What distinguishes anaphase of mitosis from anaphase I of meiosis?

Single Answer MCQ
Q-00055929
View explanation
Q17.

What is the primary event that characterizes the M Phase of the cell cycle?

Single Answer MCQ
Q-00055954
View explanation
Q18.

During which stage of the M Phase do chromosomes align at the equatorial plane?

Single Answer MCQ
Q-00055956
View explanation
Q19.

What occurs during anaphase of mitosis?

Single Answer MCQ
Q-00055958
View explanation
Q20.

Which process directly follows karyokinesis in the M Phase?

Single Answer MCQ
Q-00055960
View explanation
Q21.

In which phase do the chromosomes become visible under a microscope?

Single Answer MCQ
Q-00055962
View explanation
Q22.

How long does the M Phase typically last in a human cell cycle?

Single Answer MCQ
Q-00055964
View explanation
Q23.

In which stage of mitosis does the nuclear envelope completely disintegrate?

Single Answer MCQ
Q-00055966
View explanation
Q24.

What term describes the period of preparation for mitosis?

Single Answer MCQ
Q-00055967
View explanation
Q25.

Which of the following correctly describes telophase?

Single Answer MCQ
Q-00055968
View explanation
Q26.

What is the term for the physical separation of the cytoplasm during cell division?

Single Answer MCQ
Q-00055969
View explanation
Q27.

At which stage do sister chromatids become individual chromosomes?

Single Answer MCQ
Q-00055970
View explanation
Q28.

What happens to the spindle fibers during telophase?

Single Answer MCQ
Q-00055971
View explanation
Q29.

Which cellular component is most directly involved in forming the mitotic spindle?

Single Answer MCQ
Q-00055972
View explanation
Q30.

What is a common consequence of errors during the M Phase?

Single Answer MCQ
Q-00055973
View explanation
Q31.

During which phase does the process of cytokinesis typically begin?

Single Answer MCQ
Q-00055974
View explanation
Q32.

What is the main purpose of mitosis in multicellular organisms?

Single Answer MCQ
Q-00055975
View explanation
Q33.

During which phase of the cell cycle does the actual mitotic division occur?

Single Answer MCQ
Q-00055976
View explanation
Q34.

Which of the following is NOT a result of mitosis?

Single Answer MCQ
Q-00055977
View explanation
Q35.

What is the term for the ratio that mitosis helps to maintain in cells?

Single Answer MCQ
Q-00055978
View explanation
Q36.

How does mitosis contribute to tissue repair?

Single Answer MCQ
Q-00055979
View explanation
Q37.

In which type of cells does mitosis occur?

Single Answer MCQ
Q-00055980
View explanation
Q38.

What is the primary purpose of meiosis in sexually reproducing organisms?

Single Answer MCQ
Q-00055981
View explanation
Q39.

What happens to the genetic material during mitosis?

Single Answer MCQ
Q-00055982
View explanation
Q40.

Which phase of meiosis is responsible for generating genetic diversity?

Single Answer MCQ
Q-00055983
View explanation
Q41.

Which tissue type in plants primarily undergoes mitotic division for growth?

Single Answer MCQ
Q-00055984
View explanation
Q42.

What is the outcome of meiosis in terms of daughter cells?

Single Answer MCQ
Q-00055985
View explanation
Q43.

Why is mitosis essential for multicellular organisms?

Single Answer MCQ
Q-00055986
View explanation
Q44.

Meiosis reduces the chromosome number by which of the following mechanisms?

Single Answer MCQ
Q-00055987
View explanation
Q45.

Mitosis ensures the maintenance of what critical characteristic of cells?

Single Answer MCQ
Q-00055988
View explanation
Q46.

Which event specifically occurs during Prophase I of meiosis?

Single Answer MCQ
Q-00055989
View explanation
Q47.

During which process would regeneration of tissues mainly involve mitosis?

Single Answer MCQ
Q-00055990
View explanation
Q48.

What type of genetic variation does meiosis primarily contribute to?

Single Answer MCQ
Q-00055991
View explanation
Q49.

What would occur if mitosis did not take place successfully in an organism?

Single Answer MCQ
Q-00055992
View explanation
Q50.

In plants, what is the product of meiosis in terms of generative cells?

Single Answer MCQ
Q-00055993
View explanation
Q51.

Which of the following is an advanced effect of mitosis in maintaining homeostasis?

Single Answer MCQ
Q-00055994
View explanation
Q52.

What role does meiosis play in maintaining genetic stability in populations?

Single Answer MCQ
Q-00055995
View explanation
Q53.

In what way does mitosis differ from meiosis?

Single Answer MCQ
Q-00055996
View explanation
Q54.

Which statement best describes the genetic material in the daughter cells after meiosis?

Single Answer MCQ
Q-00055997
View explanation
Q55.

Which cellular structure is imperative for the correct separation of chromosomes during mitosis?

Single Answer MCQ
Q-00055998
View explanation
Q56.

What differentiates Meiosis II from Mitosis?

Single Answer MCQ
Q-00055999
View explanation
Q57.

What crucial process follows karyokinesis during mitosis?

Single Answer MCQ
Q-00056000
View explanation
Q58.

During which stage of meiosis does DNA replication occur?

Single Answer MCQ
Q-00056001
View explanation
Q59.

How does meiosis contribute to the stability of diploid organisms?

Single Answer MCQ
Q-00056002
View explanation
Q60.

What process during meiosis results in genetic recombination?

Single Answer MCQ
Q-00056003
View explanation
Q61.

In the context of meiosis, what does the term 'haploid' refer to?

Single Answer MCQ
Q-00056004
View explanation
Q62.

During which phase does crossing over occur in meiosis?

Single Answer MCQ
Q-00056035
View explanation
Q63.

How many haploid cells are produced at the end of meiosis II?

Single Answer MCQ
Q-00056037
View explanation
Q64.

What is the key difference between anaphase I and anaphase II of meiosis?

Single Answer MCQ
Q-00056039
View explanation
Q65.

What occurs during interkinesis in meiosis?

Single Answer MCQ
Q-00056041
View explanation
Q66.

Which of the following best describes a bivalent?

Single Answer MCQ
Q-00056043
View explanation
Q67.

Which event is NOT associated with meiosis?

Single Answer MCQ
Q-00056045
View explanation
Q68.

What is the significance of meiosis in terms of genetic diversity?

Single Answer MCQ
Q-00056047
View explanation
Q69.

How does cytokinesis in meiosis differ from that in mitosis?

Single Answer MCQ
Q-00056049
View explanation
Q70.

What is the outcome of meiosis in terms of chromosome number in daughter cells?

Single Answer MCQ
Q-00056051
View explanation
Q71.

During which phase are the chromosomes aligned at the equatorial plate?

Single Answer MCQ
Q-00056053
View explanation
Q72.

What type of cells are produced at the end of meiosis?

Single Answer MCQ
Q-00056055
View explanation
Q73.

Which statement correctly distinguishes meiosis I from meiosis II?

Single Answer MCQ
Q-00056057
View explanation
Q74.

What happens to chromosome structure during prophase I of meiosis?

Single Answer MCQ
Q-00056059
View explanation
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