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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
Given below is a diagram representing a stage during mitotic cell division in an animal cell Examine it carefully and answer the questions which follow.
- Identify the stage. Give one reason in support of your answer.
- Name the cell organelle that forms the ‘aster’.
- Name the parts labelled 1, 2 and 3.
- Name the stage that follows the one shown above; how is that stage identified?
- Mention two differences between mitosis and meiosis with regards to:
- The number of daughter cells produced.
- The chromosome number in the daughter cells.
Genetic recombination occurs in ______ phase of prophase of meiosis-I.
Fill in the blank and explain the statement.
All chromosomes are arranged parallel to equatorial plane of cell in ______ phase of mitosis.
Fill in the blank and explain the statement.
For formation of plasma membrane, ____________ molecules are necessary.
With the help of suitable diagrams, explain the five stages of prophase-I of meiosis.
Define the following:
Karyokinesis
Fill in the blank:
______ takes place in body cells resulting in growth and development.
The diagram given alongside represents a stage in cell division.
Study the same and answer the questions that follow:

(i) Identify the stage of cell division.
(ii) Name the parts labeled A,B,C and D.
(iii) What is the unique feature observed in this stage?
(iv) Where does this type of cell division usually occur?
(v) How many daughter cells are formed from this type of cell division?
(vi) Is the dividing cell shown a plant or an animal cell?
Give a reason to support your answer.
In which one of the following options the two stages of mitosis have been given in correct sequence?
Draw a well-labelled diagram to show the anaphase stage of mitosis in plant cells having four chromosomes.
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.
Give Technical Terms
Division of nucleus.
Multiple Choice Question:
The nuclear membrane and nucleolus become indistinguishable during
Give the sequence of the events occurring during the prophase of mitosis.
Name these:
Two steps of the process Mitosis
