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प्रश्न
Name the following:
The kind of division normally seen at the tip of the root and shoot system.
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उत्तर
Mitosis
APPEARS IN
संबंधित प्रश्न
The diagram below represents a stage during cell division. Study the same and then answer the questions that follow:
- Name the parts labelled 1, 2, and 3.
- Identify the above stage and give a reason to support your answer.
- Mention where in the body this type of cell division occurs.
- Name the stage prior to this stage and draw a diagram to represent the same.
For formation of plasma membrane, ______ molecules are necessary.
With the help of suitable diagrams, explain the five stages of prophase-I of meiosis.
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.
Choose the correct answer:
Which division takes most time?
Draw a well-labelled diagram to show the anaphase stage of mitosis in plant cells having four chromosomes.
Name the following:
Mitosis takes place in which cells.
Name the following:
Replacement of dead cells is accomplished by which process.
Name the Following
The stage when chromosomes arrange at the equator.
Name the Following
Name the stage during which nuclear membrane and nucleoli reappear.
Multiple Choice Question:
Karyokinesis is the division of
Column ‘II’ is a list of items related to ideas in Column ‘I’. Match the terms in Column ‘II’ with a suitable idea given in Column ‘I’.
| Column I | Column II |
| (i) Anaphase | (a) Chromosomes become arranged in a horizontal plane at the equator. |
| (ii) Prophase | (b) Daughter chromosomes move to opposite poles of the spindle. |
| (iii) Telophase | (c) Chromosomes become visible as fine, long threads. |
| (iv) Metaphase | (d) Chromosomes lose their distinctiveness and gradually become transformed into chromatin network. |
Give the sequence of the events occurring during the prophase of mitosis.
Identify the stage of mitosis from the below picture. List the chromosomal events in this stage.
Name these:
Two steps of the process Mitosis
What is the main function of the spindle fibres during mitosis?
