Punjab 9th Class Biology Chapter 5 Cell Cycle Mcqs Test Online

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You can prepare for Punjab 9th Class Biology Chapter 5 Cell Cycle Mcqs Test Online by attempting the free online quizzes at Gotest.com.pk. We provide instant results, performance reports, and detailed explanations for every question.

Question 1

1. Which of the following is unique to mitosis and not a part of meiosis I?

Answer

Chromatids separate during anaphase

Answer

Chromosome pairs are broken during anaphase

Answer

Homologous chromosomes cross over

Answer

Homologous chromosomes pair forming bivalents

Question 2

2. Prior to cell division, each chromosome replicates or duplicates its genetic material. The products are connected by a centromere and are called;

Answer

Sister chromatids

Answer

Homologous chromosomes

Answer

Non-sister chromatids

Answer

Sister chromosomes

Question 3

3. In which stage of cell cycle, the cell is preparing enzymes for chromosome duplication?

Question 4

4. In which stage of the cell cycle most cells spend their lives?

Answer

Interphase

Question 5

5. Which one is the difference between mitosis and meiosis I?

Answer

Homologous chromosome pairs synapse during mitosis

Answer

Chromosomes do not replicate in the interphase preceding meiosis

Answer

Spindles composed of microtubules are not required during meiosis

Answer

Homologous chromosome pairs synapse during meiosis but not mitosis

Question 6

6. Which of the following distinguishes meiosis from mitosis?

Answer

The chromosome number is reduced

Answer

Chromosomes undergo crossing over

Answer

All of the above.

Answer

The daughter cells are genetically different from the parent cell

Question 7

7. Which event distinguishes meiosis from mitosis?

Answer

Loss of the nuclear membrane

Answer

Condensation of chromosomes

Answer

Pairing of homologous chromosomes

Answer

Formation of metaphase plate

Question 8

8. For mitosis, the chromosomes of cell duplicate during interphase. When do the chromosomes duplicate for meiosis?

Answer

Before meiosis I

Answer

Before meiosis II

Answer

Do not duplicate

Answer

During meiosis I

Question 9

9. Which of the following stage of cell division is very different for animal and plant cells?

Answer

Cytokinesis

Question 10

10. Between two mitotic division, the DNA of the cells is duplicated. When does get duplicated during meiosis I and meiosis II?

Answer

The DNA is duplicated during meiosis I

Answer

The DNA is not duplicated during meiosis I and meiosis II

Answer

The DNA is duplicated between meiosis I and meiosis II

Answer

The DNA is duplicated during meiosis II

Question 11

11. What reason would you suggest for the fact that the total DNA content of each daughter cell is reduced during meiosis?

Answer

Chromosomes do not duplicate during the interphase before meiosis I

Answer

Half of the chromosomes form each gamete are broken

Answer

Chromosomes do not duplicate between meiosis I and II

Answer

Sister chromatids separate during anaphase of meiosis I

Question 12

12. In which stage of the cell cycle each chromosome is duplicated and so it consists of two chromatids?

Question 13

13. During which phase of mitosis spindles are formed?

Answer

Interphase

Question 14

14. If you observe a cell like this one, what phase of mitosis is it?

Answer

Teleophase

Question 15

15. Find the correct statement.

Answer

Spindles are not required during meiosis

Answer

Chromosomes do not duplicate in the interphase preceding meiosis I

Answer

Homologous chromosomes form pairs during meiosis but not mitosis

Answer

Homologous chromosomes form pairs during mitosis

Question 16

16. The process of mitosis ensures that;

Answer

Each new cell receives the proper number of chromosomes

Answer

Each new cell is genetically different from its parent

Answer

Cells will divide at the appropriate time

Answer

Chromosomes duplicate without errors

Question 17

17. Cytokinesis in a plant cell is characterized by:

Answer

The formation of a cell plate in the cytoplasm

Answer

The equal division of homologous chromosomes

Answer

The movement of the chromosomes from the metaphase plate

Answer

A pinching off of the cell membrane to divide the cell

Question 18

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Punjab 9th Class Biology Chapter 5 Cell Cycle Mcqs Test Online

Punjab 9th Class Biology Chapter 5 Cell Cycle Class 9th Punjab

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