Prepare for NEET Biology Cell Cycle and Cell Division (Meiosis) with MCQs & PYQs on NEET.GUIDE. Access free practice, previous year questions, and expert solutions to understand reduction division, crossing over, and genetic variation.
NEET Questions / Botany / Cell Cycle and Cell Division / Meiosis
During which phase of meiosis I do homologous chromosomes separate?
Prophase I
Metaphase I
Anaphase I
Telophase I
In which stage of meiosis do sister chromatids separate?
Anaphase I
Telophase I
Anaphase II
Telophase II
During which phase of meiosis does the centromere split, allowing sister chromatids to separate?
Metaphase I
Anaphase I
Telophase I
Anaphase II
In which stage of meiosis do the sister chromatids become independent chromosomes due to the splitting of the centromere?
Prophase II
Anaphase II
Metaphase II
Telophase II
If a cell undergoing meiosis fails to divide its centromeres during a specific stage, which of the following processes would be directly affected?
Segregation of sister chromatids during Anaphase II
Pairing of homologous chromosomes during Prophase I
Formation of the spindle apparatus
Condensation of chromosomes during Prophase I
The separation of sister chromatids during meiosis is a crucial event. This separation is a direct consequence of which of the following?
Formation of the chiasmata
Alignment of homologous chromosomes at the metaphase plate
Division of the centromere
Synapsis of homologous chromosomes
Match the following meiotic stages with the corresponding events:
| Stage | Event |
|---|---|
| 1. Anaphase I | a. Sister chromatids separate |
| 2. Anaphase II | b. Homologous chromosomes separate |
| 3. Metaphase I | c. Homologous chromosomes align at the metaphase plate |
| 4. Telophase II | d. Chromosomes decondense, nuclear envelope reforms |
Which of the following is the correct matching?
1-a, 2-b, 3-c, 4-d
1-b, 2-a, 3-c, 4-d
1-c, 2-a, 3-b, 4-d
1-b, 2-d, 3-c, 4-a
In which stage of meiosis I does the separation of homologous chromosomes begin?
Prophase I
Metaphase I
Anaphase I
Telophase I
During meiosis, when do the homologous chromosomes start to move towards opposite poles of the cell?
Prophase II
Metaphase I
Anaphase I
Telophase II
Which type of chromosomes segregate when a cell undergoes meiosis?
Homologous chromosomes
Non- homologous chromosomes
Both (a) and (b)
Centric and acentric chromosomes
