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Class 12
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Study Mitosis in Onion Root Tip
Study Mitosis in Onion Root Tip
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1)
What are the two main stages of the cell cycle?
Cytokinesis and Interphase
Mitosis and Interphase
Telophase and Interphase
Karyokinesis and Cytokinesis
2)
Which among the following is the most suitable material for the study of mitosis?
The meristamatic cells located in the root tips.
The cells located in the leaf.
The parenchyma cells in the stem.
Phloem cells in the flower.
3)
Which are the three stages of interphase?
C1, S C2
G1, S, G2
S1,G,S2
G1, M, G2
4)
Which among the following is not a correct option for the stages of metaphase?
The chromosomes arranged at the midline of the cell.
The chromosome become thick and two chromatids of each chromosome become clear.
The nuclear membranes and nucleolus re-form and two daughter nuclei appear at opposite poles
Each chromosome gets attached to spindle fibres at its centromere.
5)
What is karyokinesis?
Process of formation of nucleolus.
Process of formation of nucleus.
Process of division of cell.
Process of division of nucleus.
6)
What is the first phase of mitosis called?
Anaphase
Prophase
Metaphase
Telophase
7)
Most of the life of a cell is spent in ______.
Anaphase
Interphase
Cytokinesis
Telophase
8)
Which stage of mitosis is seen in the image?
Metaphase
Prophase
Telophase
Anaphase
9)
Which structure pulls the chromatids to opposite polls of the cell?
Chromosome
Spindle fibres
Chromatin Fibres
Centromere
10)
In which phase does the nuclear membrane and nucleolus disappear.
Prophase
Anaphase
Telophase
Interphase
Cite this Simulator:
amrita.olabs.edu.in,. (2015). Study Mitosis in Onion Root Tip. Retrieved 21 May 2022, from amrita.olabs.edu.in/?sub=79&brch=18&sim=237&cnt=636