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प्रश्न
The diagram given below represents a stage during cell division.
Study the same and answer the questions that follow:

- Identify whether it is a plant cell or an animal cell. Give a reason in support of your answer.
- Name the stage depicted in the diagram. What is the unique feature observed in this stage?
- Name the type of cell division that occurs during:
- Replacement of old leaves by new ones
- Formation of gametes
- What is the stage that comes before the stage shown in the diagram?
- Draw a neat, labelled diagram of the stage mentioned in (iv) above keeping the chromosome number constant.
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उत्तर
- Animals cell. Because it lacks a cell wall.
- Metaphase. Chromosomes lined up in one plane at the equator.
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- Mitotic cell division
- Meiosis (Reductional) cell division
- Prophase comes before metaphase.

APPEARS IN
संबंधित प्रश्न
The diagram given below represents a certain stage of mitosis:

- Identify the stage of cell division.
- Name the parts labelled A and B.
- What is the unique feature observed in this stage?
- How many daughter cells are formed from this type of cell division?
Genetic recombination occurs in ______ phase of prophase of meiosis-I.
Define the following:
Karyokinesis
In which one of the following options the two stages of mitosis have been given in correct sequence?
The diagram below represents a certain stage of a cell.
(i) Is it an animal cell or a plant cell ? Give one reason in support of your answer.
(ii) Label the parts numbered 1 – 3.
(iii) Which stage (phase) of mitosis is represented in this diagram
Explain the Term Cell Diakinesis
Name the Following
The stage when chromosomes arrange at the equator.
Give Technical Terms
The stage at which spindle fibres begin to be formed.
Complete the following sentence with appropriate word :
Colchicine arrests cell division at __________.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
The alkaloid colchicine inhibits the formation of the mitotic spindle.
Choose the Odd One Out
Explain the following figure.

In which stage of mitosis the chromosomes align in an equatorial plate? How?
Identify the stage of mitosis from the below picture. List the chromosomal events in this stage.

During Mitosis what is the position of chromatids in metaphase?
The phase of karyokinesis which is almost the reverse of prophase is ______.
What is the main function of the spindle fibres during mitosis?
