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Q. No.Given below are two statements:
Assertion (A):
During anaphase-1 of meiosis, non-homologous chromosomes separate.
Reason (R):
There is splitting of centromere during anaphase-1.
1.
Both (A) and (R) are true and (R) is the correct explanation of (A).
2.
Both (A) and (R) are true but (R) is not the correct explanation of (A).
3.
(A) is true but (R) is false.
4.
Both (A) and (R) are false.
Subtopic: Cell Cycle: Meiosis I | Cell Cycle: Meiosis II |
60%
From NCERT
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Given below are two statements:
| Assertion (A): | In anaphase stage chromatids move to opposite poles. |
| Reason (R): | Anaphase is the shortest phase. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Cell Division: Mitosis (Karyokinesis) | Cell Cycle: Meiosis I |
72%
From NCERT
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Given below are two statements:
| Assertion (A): | Detailed study of chromosome morphology is done at metaphase. |
| Reason (R): | At metaphase, chromosomes arrange at equatorial plate. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Cell Division: Mitosis (Karyokinesis) |
66%
From NCERT
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Given below are two statements:
| Assertion (A): | Meiosis introduces new combination of traits in the progency. |
| Reason (R): | Meiosis involves crossing over. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Cell Cycle: Meiosis I | Cell Cycle: Meiosis II |
88%
From NCERT
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Given below are two statements:
| Assertion (A): | Cell division does not occur in asexually reproducing cells. |
| Reason (R): | Cell division is always equational. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Intro to Cell Cycle & Interphase | Cell Cycle: Meiosis I |
77%
From NCERT
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Given below are two statements:
| Assertion (A): | Meiosis induces new combination of traits in organisms. |
| Reason (R): | Crossing over occurs between sister chromatids of chromosomes. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
t.
Subtopic: Cell Cycle: Meiosis I |
71%
From NCERT
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During vegetative growth in multicellular organisms, the number of daughter cells produced by each cell division is.
1. Six
2. Two
3. Four
4. Eight
1. Six
2. Two
3. Four
4. Eight
Subtopic: Intro to Cell Cycle & Interphase |
81%
From NCERT
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At the onset of anaphase
| 1. | Chromosomal material condenses. |
| 2. | Nucleolus, Golgi complex and ER reform. |
| 3. | Chromosomes move to spindle equator and get aligned. |
| 4. | Chromosomes arranged at metaphase plate split simultaneously. |
Subtopic: Cell Division: Mitosis (Karyokinesis) |
79%
From NCERT
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Which of the following stages of cell are considered to be a part of cell cycle?
(a) G0 stage
(b) Post mitotic gap phase
(c) Resting phase
(d) Separation of cytoplasm
The correct ones are:
1. Only (a), (b) & (d)
2. Only (b) & (d)
3. Only (b), (c) & (d)
4. All (a), (b), (c) & (d)
(a) G0 stage
(b) Post mitotic gap phase
(c) Resting phase
(d) Separation of cytoplasm
The correct ones are:
1. Only (a), (b) & (d)
2. Only (b) & (d)
3. Only (b), (c) & (d)
4. All (a), (b), (c) & (d)
Subtopic: Cell Division: Mitosis (Karyokinesis) | Cell Division: Mitosis (Cytokinesis) |
55%
From NCERT
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The most dramatic period of the cell cycle does not involve:
1. Duplication of centrioles
2. Disintegration of nuclear envelope
3. Decondensation of chromosomes
4. Development of nuclear envelope
1. Duplication of centrioles
2. Disintegration of nuclear envelope
3. Decondensation of chromosomes
4. Development of nuclear envelope
Subtopic: Cell Division: Mitosis (Karyokinesis) |
72%
From NCERT
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