science
Grade-10
Easy
Question
The word chromosome comes from______.
- Indian word
- Latin word
- French word
- Greek word
Hint:
Socrates, Aristotle are from this country.
The correct answer is: Greek word
- Chromosome is a Greek word, meaning colored body
- The naming was based on the use of dyes that were used to visualize these molecules
- Chromosomes were discovered by Walther Flemming
- Chromosomes contain the unit of heredity called genes
- Chromosomes are present in nucleus of the cell
Related Questions to study
science
Cytokinesis starts in ______.
- Metaphase
- Telophase
- Prophase
- Anaphase
Cytokinesis starts in ______.
scienceGrade-10
- Metaphase
- Telophase
- Prophase
- Anaphase
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______ occurs after metaphase
- Anaphase
- Telophase
- Prophase
- Metaphase
______ occurs after metaphase
scienceGrade-10
- Anaphase
- Telophase
- Prophase
- Metaphase
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Which of the following statement is correct?
- The small cell can manage the movement of material very easily.
- Small cells provide more effective transport systems.
- When cell grow up, its volume increases much more quickly than the surface area.
- All of the above
Which of the following statement is correct?
scienceGrade-10
- The small cell can manage the movement of material very easily.
- Small cells provide more effective transport systems.
- When cell grow up, its volume increases much more quickly than the surface area.
- All of the above
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Each chromosome comprises of _____.
- 2 Centrofibers
- 2 Chromatids
- 2 Daughter cells
- 2 Centrioles
Each chromosome comprises of _____.
scienceGrade-10
- 2 Centrofibers
- 2 Chromatids
- 2 Daughter cells
- 2 Centrioles
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In the process of mitosis, the movement of chromosomes need
- Centromere
- Plasmalemma
- Spindle fibres
- None of these
In the process of mitosis, the movement of chromosomes need
scienceGrade-10
- Centromere
- Plasmalemma
- Spindle fibres
- None of these
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DNA makes a copy of itself in_________.
- Prophase
- Anaphase
- Interphase
- Telophase
DNA makes a copy of itself in_________.
scienceGrade-10
- Prophase
- Anaphase
- Interphase
- Telophase
science
What change occurs to the number of chromosomes in mitosis?
- Number of chromosomes is doubled
- Number of chromosomes is decreased to half.
- Number of chromosomes remain unaffected.
- No split of chromosomes.
What change occurs to the number of chromosomes in mitosis?
scienceGrade-10
- Number of chromosomes is doubled
- Number of chromosomes is decreased to half.
- Number of chromosomes remain unaffected.
- No split of chromosomes.
science
If mitotic division is confined to G1 phase of cell, the situation is called as____.
- G0 stage
- M stage
- G1 stage
- S stage
If mitotic division is confined to G1 phase of cell, the situation is called as____.
scienceGrade-10
- G0 stage
- M stage
- G1 stage
- S stage
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In which of the following stage of mitosis chromosomes divide and move towards poles?
- Anaphase
- Telophase
- Metaphase
- Prophase
In which of the following stage of mitosis chromosomes divide and move towards poles?
scienceGrade-10
- Anaphase
- Telophase
- Metaphase
- Prophase
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Select the correct sequence of cell cycle.
- G1, G2, S, M
- G2, M, S, G1
- M, G1, G2, S
- G1, S, G2, M
Select the correct sequence of cell cycle.
scienceGrade-10
- G1, G2, S, M
- G2, M, S, G1
- M, G1, G2, S
- G1, S, G2, M
science
The given diagram is of __________.

- Cell Cycle
- Cell division
- Mitosis
- Synthesis phase
The given diagram is of __________.

scienceGrade-10
- Cell Cycle
- Cell division
- Mitosis
- Synthesis phase
science
Which of the following statement is correct about cell size?
- Majority of cells are less than 100 micrometers.
- Majority of cells are more than 100 micrometers.
- Majority of cells are less than 600 micrometers
- None of these
Which of the following statement is correct about cell size?
scienceGrade-10
- Majority of cells are less than 100 micrometers.
- Majority of cells are more than 100 micrometers.
- Majority of cells are less than 600 micrometers
- None of these
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At the end of mitosis____________.
- Many divisions of nucleus takes place.
- Cleavage of cytoplasm occurs.
- Nuclear and cytoplasmic separation occurs.
- Formation of a paternal nucleus take place.
At the end of mitosis____________.
scienceGrade-10
- Many divisions of nucleus takes place.
- Cleavage of cytoplasm occurs.
- Nuclear and cytoplasmic separation occurs.
- Formation of a paternal nucleus take place.
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What does ‘S’ represent in the diagram?

- Synthesis of organelle
- Synthesis of DNA
- Synthesis of plasma membrane
- None of these
What does ‘S’ represent in the diagram?

scienceGrade-10
- Synthesis of organelle
- Synthesis of DNA
- Synthesis of plasma membrane
- None of these