12th Class Biology Chapter 21 MCQs with Answers

AdminApril 5, 2024

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Welcome to the 12th Class Biology Chapter 21 MCQs Practice and Quiz Tests. We are presenting you with top MCQ questions from the 12th Class Biology Chapter 21 Cell Cycle.

You can find all the 12th Class Biology Chapter 21 MCQs online tests on our website. These online tests are great for learning and as well as for scoring maximum marks in your Intermediate Exams. We are making these Class 12 Biology MCQs online tests for those who want full marks in their exams.

12th Class Multiple Choice Question Chapter 21 with Answers Free PDF

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Grade 12 Biology Chapter 21 Online Quiz

By presenting 3 options to choose from, 12th Class Biology Chapter 21 Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of 12th Class Questions and Answers and click over the correct answer.

Test Name: 12th Class Biology Chapter 21 Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure high marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply comment below this post, so that we can update the answer in the quiz section.

12th Class Biology Chapter 21: Cell Cycle

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1 / 40

What is the term for the period of the cell cycle between mitotic divisions?

Mitosis

Interphase

Cytokinesis

2 / 40

What is the first phase of the cell cycle?

G2 phase

S phase

G1 phase

3 / 40

Which phase of the cell cycle follows mitosis?

S phase

G2 phase

G1 phase

4 / 40

What is the final phase of the cell cycle?

Cytokinesis

G1 phase

G2 phase

5 / 40

Which phase of the cell cycle is responsible for ensuring that the chromosomes are evenly distributed between the daughter cells?

Interphase

Telophase

Anaphase

6 / 40

What is the term for the phase of the cell cycle in which the cell's chromosomes are pulled apart to opposite poles of the cell?

Anaphase

Interphase

Telophase

7 / 40

During which phase of the cell cycle does the cell's nuclear envelope begin to disappear?

Interphase

Prophase

Telophase

8 / 40

What is the term for the phase of the cell cycle in which the cell's chromosomes line up at the center of the cell?

Telophase

Interphase

Metaphase

9 / 40

During which phase of the cell cycle does the cell check for DNA damage and repair it if necessary?

G2 phase

G1 phase

S phase

10 / 40

What is the term for the phase of the cell cycle in which the cell divides its cytoplasm?

Interphase

Cytokinesis

Mitosis

11 / 40

Which phase of the cell cycle is characterized by DNA replication?

G2 phase

S phase

G1 phase

12 / 40

What is the term for the phase of the cell cycle in which the cell's nuclear envelope breaks down?

Prophase

Telophase

Interphase

13 / 40

Which phase of the cell cycle is responsible for ensuring that the cell is ready for mitosis?

G2 phase

G1 phase

S phase

14 / 40

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

G1 phase

G2 phase

S phase

15 / 40

What is the term for the process by which a cell divides into two daughter cells?

Cell growth

Cell differentiation

Cell division

16 / 40

Which phase of the cell cycle is responsible for ensuring that the chromosomes are evenly distributed between the daughter cells?

Telophase

Anaphase

Interphase

17 / 40

During which phase of the cell cycle does the cell grow and synthesize proteins?

S phase

G1 phase

G2 phase

18 / 40

What is the term for the phase of the cell cycle in which the cell undergoes growth and normal metabolic activities?

G2 phase

S phase

G1 phase

19 / 40

Which phase of the cell cycle is known as the "resting phase" where the cell is not actively dividing?

G2 phase

G1 phase

G0 phase

20 / 40

What is the term for the phase of the cell cycle in which the cell's chromosomes are pulled apart to opposite poles of the cell?

Anaphase

Telophase

Interphase

21 / 40

What is the term for the division of the cytoplasm that follows nuclear division?

Interphase

Cytokinesis

Mitosis

22 / 40

Which phase of the cell cycle is responsible for ensuring that DNA is replicated accurately?

S phase

G1 phase

G2 phase

23 / 40

What is the term for the phase of the cell cycle in which the cell prepares for division by replicating its DNA?

G1 phase

S phase

G2 phase

24 / 40

What is the term for the phase of the cell cycle in which the cell's chromosomes condense and become visible?

Telophase

Interphase

Prophase

25 / 40

Which phase of the cell cycle is responsible for producing two genetically identical daughter cells?

S phase

Mitosis

G1 phase

26 / 40

What is the term for the phase of the cell cycle in which the cell prepares for mitosis?

G1 phase

S phase

G2 phase

27 / 40

What is the term for the phase of the cell cycle in which the cell prepares for division?

Interphase

Mitosis

Cytokinesis

28 / 40

During which phase of the cell cycle does the cell's nuclear envelope reform around the chromosomes?

Telophase

Prophase

Interphase

29 / 40

What is the term for the phase of the cell cycle in which the cell's chromosomes are pulled apart to opposite poles of the cell?

Anaphase

Telophase

Interphase

30 / 40

What is the term for the phase of the cell cycle in which the cell's chromosomes condense and become visible?

Prophase

Interphase

Telophase

31 / 40

What is the term for the phase of the cell cycle in which the cell's chromosomes condense and become visible?

Telophase

Prophase

Interphase

32 / 40

During which phase of the cell cycle does the cell's nuclear envelope begin to disappear?

Prophase

Telophase

Interphase

33 / 40

What is the term for the phase of the cell cycle in which the cell duplicates its DNA?

S phase

G2 phase

G1 phase

34 / 40

Which phase of the cell cycle is characterized by the alignment and separation of chromosomes?

Mitosis

S phase

G1 phase

35 / 40

Which phase of the cell cycle is responsible for ensuring that each daughter cell receives a complete set of chromosomes?

Anaphase

Interphase

Telophase

36 / 40

During which phase of the cell cycle does the cell's nuclear envelope begin to disappear?

Prophase

Interphase

Telophase

37 / 40

Which phase of the cell cycle is responsible for ensuring that the chromosomes are evenly distributed between the daughter cells?

Anaphase

Interphase

Telophase

38 / 40

What is the term for the phase of the cell cycle in which the cell's chromosomes are pulled apart to opposite poles of the cell?

Interphase

Telophase

Anaphase

39 / 40

During which phase of the cell cycle does cell growth and normal metabolic processes occur?

G1 phase

S phase

G2 phase

40 / 40

What is the term for the phase of the cell cycle in which the cell's chromosomes condense and become visible?

Telophase

Interphase

Prophase

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AdminApril 5, 2024

0 4 1 minute read