06. Polyembryony and Apomixis
Sexual Reproduction in Flowering Plants

262861 Match column I with column II and select the correct option from the given codes.
| Column I | |Column II. |
| :--- | :--- | :--- |
| A. Parthenocarpy | (i) | Seed formation without fertilization |
| B. Polyembryony | (ii) | More than one embryo in same seed |
| C. Apomixis | (iii) | Seedless fruits without fertilization |
| D.Somatic embryogenesis | (iv) | Embryo develops from a somatic cells |

1 A-(iv), B - (ii), C - (iii), D - (i)
2 A-(iii), B - (ii), \(\mathrm{C}\) - (i), D - (iv)
3 A-(i), B - (iv), C - (iii), D - (ii)
4 A-(ii), B - (iii), C - (i), D - (iv)
Sexual Reproduction in Flowering Plants

262871 Study the following table:
| List-I | List - II |
| :--- | :--- |
| A.Development of haploid plants | 1.Embryo culture |
| B.Induction of polyembryony | 2.Anther culture |
| C.Production of parthenocarpic fruits | 3.Ovary culture |
| D.Method of breaking prolonged dormancy of seeds | 4.Ovule culture |
| | 5. Endosperm culture |
The correct match is.

1 A - 2, B - 4, C - 3, D - 1
2 A - 2, B - 3, C - 4, D - 1
3 A - 4, B - 1, C - 3, D - 2
4 A - 1, B - 4, C - 3, D - 2
Sexual Reproduction in Flowering Plants

262873 Assertion: In apomixis, plants of new genetic material are produced.
Reason: In apomixis, individual of the same genetic constitution meet.

1 If both \(\mathrm{A}\) and \(\mathrm{R}\) are true and \(\mathrm{R}\) is the correct explanation of \(\mathrm{A}\).
2 If both \(\mathrm{A}\) and \(\mathrm{R}\) are true, but \(\mathrm{R}\) is not the correct explanation of \(\mathrm{A}\).
3 If \(A\) is true but \(R\) is false.
4 If both \(\mathrm{A}\) and \(\mathrm{R}\) are false.
Sexual Reproduction in Flowering Plants

262847 Apomixis embryos in citrus arise from :

1 Synergids
2 Maternal sporophytic tissue in ovule
3 Antipodal cells
4 Diploid egg
Sexual Reproduction in Flowering Plants

262861 Match column I with column II and select the correct option from the given codes.
| Column I | |Column II. |
| :--- | :--- | :--- |
| A. Parthenocarpy | (i) | Seed formation without fertilization |
| B. Polyembryony | (ii) | More than one embryo in same seed |
| C. Apomixis | (iii) | Seedless fruits without fertilization |
| D.Somatic embryogenesis | (iv) | Embryo develops from a somatic cells |

1 A-(iv), B - (ii), C - (iii), D - (i)
2 A-(iii), B - (ii), \(\mathrm{C}\) - (i), D - (iv)
3 A-(i), B - (iv), C - (iii), D - (ii)
4 A-(ii), B - (iii), C - (i), D - (iv)
Sexual Reproduction in Flowering Plants

262871 Study the following table:
| List-I | List - II |
| :--- | :--- |
| A.Development of haploid plants | 1.Embryo culture |
| B.Induction of polyembryony | 2.Anther culture |
| C.Production of parthenocarpic fruits | 3.Ovary culture |
| D.Method of breaking prolonged dormancy of seeds | 4.Ovule culture |
| | 5. Endosperm culture |
The correct match is.

1 A - 2, B - 4, C - 3, D - 1
2 A - 2, B - 3, C - 4, D - 1
3 A - 4, B - 1, C - 3, D - 2
4 A - 1, B - 4, C - 3, D - 2
Sexual Reproduction in Flowering Plants

262873 Assertion: In apomixis, plants of new genetic material are produced.
Reason: In apomixis, individual of the same genetic constitution meet.

1 If both \(\mathrm{A}\) and \(\mathrm{R}\) are true and \(\mathrm{R}\) is the correct explanation of \(\mathrm{A}\).
2 If both \(\mathrm{A}\) and \(\mathrm{R}\) are true, but \(\mathrm{R}\) is not the correct explanation of \(\mathrm{A}\).
3 If \(A\) is true but \(R\) is false.
4 If both \(\mathrm{A}\) and \(\mathrm{R}\) are false.
Sexual Reproduction in Flowering Plants

262847 Apomixis embryos in citrus arise from :

1 Synergids
2 Maternal sporophytic tissue in ovule
3 Antipodal cells
4 Diploid egg
Sexual Reproduction in Flowering Plants

262861 Match column I with column II and select the correct option from the given codes.
| Column I | |Column II. |
| :--- | :--- | :--- |
| A. Parthenocarpy | (i) | Seed formation without fertilization |
| B. Polyembryony | (ii) | More than one embryo in same seed |
| C. Apomixis | (iii) | Seedless fruits without fertilization |
| D.Somatic embryogenesis | (iv) | Embryo develops from a somatic cells |

1 A-(iv), B - (ii), C - (iii), D - (i)
2 A-(iii), B - (ii), \(\mathrm{C}\) - (i), D - (iv)
3 A-(i), B - (iv), C - (iii), D - (ii)
4 A-(ii), B - (iii), C - (i), D - (iv)
Sexual Reproduction in Flowering Plants

262871 Study the following table:
| List-I | List - II |
| :--- | :--- |
| A.Development of haploid plants | 1.Embryo culture |
| B.Induction of polyembryony | 2.Anther culture |
| C.Production of parthenocarpic fruits | 3.Ovary culture |
| D.Method of breaking prolonged dormancy of seeds | 4.Ovule culture |
| | 5. Endosperm culture |
The correct match is.

1 A - 2, B - 4, C - 3, D - 1
2 A - 2, B - 3, C - 4, D - 1
3 A - 4, B - 1, C - 3, D - 2
4 A - 1, B - 4, C - 3, D - 2
Sexual Reproduction in Flowering Plants

262873 Assertion: In apomixis, plants of new genetic material are produced.
Reason: In apomixis, individual of the same genetic constitution meet.

1 If both \(\mathrm{A}\) and \(\mathrm{R}\) are true and \(\mathrm{R}\) is the correct explanation of \(\mathrm{A}\).
2 If both \(\mathrm{A}\) and \(\mathrm{R}\) are true, but \(\mathrm{R}\) is not the correct explanation of \(\mathrm{A}\).
3 If \(A\) is true but \(R\) is false.
4 If both \(\mathrm{A}\) and \(\mathrm{R}\) are false.
Sexual Reproduction in Flowering Plants

262847 Apomixis embryos in citrus arise from :

1 Synergids
2 Maternal sporophytic tissue in ovule
3 Antipodal cells
4 Diploid egg
Sexual Reproduction in Flowering Plants

262861 Match column I with column II and select the correct option from the given codes.
| Column I | |Column II. |
| :--- | :--- | :--- |
| A. Parthenocarpy | (i) | Seed formation without fertilization |
| B. Polyembryony | (ii) | More than one embryo in same seed |
| C. Apomixis | (iii) | Seedless fruits without fertilization |
| D.Somatic embryogenesis | (iv) | Embryo develops from a somatic cells |

1 A-(iv), B - (ii), C - (iii), D - (i)
2 A-(iii), B - (ii), \(\mathrm{C}\) - (i), D - (iv)
3 A-(i), B - (iv), C - (iii), D - (ii)
4 A-(ii), B - (iii), C - (i), D - (iv)
Sexual Reproduction in Flowering Plants

262871 Study the following table:
| List-I | List - II |
| :--- | :--- |
| A.Development of haploid plants | 1.Embryo culture |
| B.Induction of polyembryony | 2.Anther culture |
| C.Production of parthenocarpic fruits | 3.Ovary culture |
| D.Method of breaking prolonged dormancy of seeds | 4.Ovule culture |
| | 5. Endosperm culture |
The correct match is.

1 A - 2, B - 4, C - 3, D - 1
2 A - 2, B - 3, C - 4, D - 1
3 A - 4, B - 1, C - 3, D - 2
4 A - 1, B - 4, C - 3, D - 2
Sexual Reproduction in Flowering Plants

262873 Assertion: In apomixis, plants of new genetic material are produced.
Reason: In apomixis, individual of the same genetic constitution meet.

1 If both \(\mathrm{A}\) and \(\mathrm{R}\) are true and \(\mathrm{R}\) is the correct explanation of \(\mathrm{A}\).
2 If both \(\mathrm{A}\) and \(\mathrm{R}\) are true, but \(\mathrm{R}\) is not the correct explanation of \(\mathrm{A}\).
3 If \(A\) is true but \(R\) is false.
4 If both \(\mathrm{A}\) and \(\mathrm{R}\) are false.
Sexual Reproduction in Flowering Plants

262847 Apomixis embryos in citrus arise from :

1 Synergids
2 Maternal sporophytic tissue in ovule
3 Antipodal cells
4 Diploid egg