07. Genetic Disorders 1. Chromosomal Disorders
Principle of Inheritance and Variation

184736 Match the human genetic disorder with the causative abnormal chromosome
| A. | Sickle cell anaemia | 1. | Sex linked (X
chromosome) |
| :--- | :--- | :--- | :--- |
| B. | Colour blindness | 2. | Autosomal
chromosome 7 |
| C. | Phenylketonuria | 3. | Autosomal
chromosome 11 |
| D. | Cystic fibrosis | 4. | Autosomal
chromosome 4 |
| E. | Huntington's
disease | 5. | Autosomal 12
chromosome 12 |

1 \(\mathrm{A}-3, \mathbf{B}-5, \mathrm{C}-1, \mathbf{D}-2, \mathbf{E}-4\)
2 \(\mathrm{A}-5 \mathbf{B}-1, \mathrm{C}-2, \mathbf{D}-3, \mathbf{E}-4\)
3 \(\mathrm{A}-4, \mathrm{~B}-1, \mathrm{C}-5, \mathrm{D}-2, \mathrm{E}-3\)
4 \(\mathrm{A}-3, \mathrm{~B}-1, \mathrm{C}-5, \mathrm{D}-2, \mathbf{E}-4\)
5 \(\mathrm{A}-2, \mathrm{~B}-1, \mathrm{C}-5, \mathrm{D}-3, \mathrm{E}-4\)
Principle of Inheritance and Variation

184740 Match Column I with Column II and find the correct answer
| Column - I | | Column - II | |
| :--- | :--- | :--- | :--- |
| A. | Monoploidy | i. | $2 n-1$ |
| B. | Monosomy | ii. | $2 n+1$ |
| C. | Nullisomy | iii. | $2 n+2$ |
| D. | Trisomy | iv. | $2 n-2$ |
| E. | Tetrasomy | v. | n |
| | | vi. | 3n |

1 A - v, B-i, C-iv, \(\quad \mathbf{D}\)-ii, \(\quad \mathbf{E}\) - iii
2 A - v, B-ii, C-iv, D-i, E -iii
3 A-wi, B-v, C-iii, D-iv, E-ii
4 A-ii, B-i, C-iii, D-wi, E-v
Principle of Inheritance and Variation

184741 Match the following
| List-I | | List-II | |
| :--- | :--- | :--- | :--- |
| (A) | Down syndrome | (I) | 45, X |
| (B) | Edward
syndrome | (II) | 47, XX, +13 |
| (C) | Klinefelter's
syndrome | (III) | 47, XX, +18 |
| (D) | Patau syndrome | (IV) | 47, XX, +21 |
| (E) | Turner's
syndrome | (V) | 47, XXY |

1 A - IV, B - II, C - V, D - III, E - I
2 A - III, B - IV, C - II, D - I, E - V
3 A - II, B - III, C - IV, D - V, E - I
4 A - IV, B - III, C - V, D - II, E - I
Principle of Inheritance and Variation

184738 Assertion: A father may be a haemophilic only if his mother is carrier.
Reason: The father cannot pass on a sex-linked gene to his son.

1 If both Assertion and Reason are true and the Reason is a correct explantion of the Assertion.
2 If both Assertion and Reason are true but Reason is not a correct explanation of the Assertion.
3 If Assertion is true but the Reason is false.
4 If both Assertion and Reason are false.
AllMS-1994
Principle of Inheritance and Variation

184736 Match the human genetic disorder with the causative abnormal chromosome
| A. | Sickle cell anaemia | 1. | Sex linked (X
chromosome) |
| :--- | :--- | :--- | :--- |
| B. | Colour blindness | 2. | Autosomal
chromosome 7 |
| C. | Phenylketonuria | 3. | Autosomal
chromosome 11 |
| D. | Cystic fibrosis | 4. | Autosomal
chromosome 4 |
| E. | Huntington's
disease | 5. | Autosomal 12
chromosome 12 |

1 \(\mathrm{A}-3, \mathbf{B}-5, \mathrm{C}-1, \mathbf{D}-2, \mathbf{E}-4\)
2 \(\mathrm{A}-5 \mathbf{B}-1, \mathrm{C}-2, \mathbf{D}-3, \mathbf{E}-4\)
3 \(\mathrm{A}-4, \mathrm{~B}-1, \mathrm{C}-5, \mathrm{D}-2, \mathrm{E}-3\)
4 \(\mathrm{A}-3, \mathrm{~B}-1, \mathrm{C}-5, \mathrm{D}-2, \mathbf{E}-4\)
5 \(\mathrm{A}-2, \mathrm{~B}-1, \mathrm{C}-5, \mathrm{D}-3, \mathrm{E}-4\)
Principle of Inheritance and Variation

184740 Match Column I with Column II and find the correct answer
| Column - I | | Column - II | |
| :--- | :--- | :--- | :--- |
| A. | Monoploidy | i. | $2 n-1$ |
| B. | Monosomy | ii. | $2 n+1$ |
| C. | Nullisomy | iii. | $2 n+2$ |
| D. | Trisomy | iv. | $2 n-2$ |
| E. | Tetrasomy | v. | n |
| | | vi. | 3n |

1 A - v, B-i, C-iv, \(\quad \mathbf{D}\)-ii, \(\quad \mathbf{E}\) - iii
2 A - v, B-ii, C-iv, D-i, E -iii
3 A-wi, B-v, C-iii, D-iv, E-ii
4 A-ii, B-i, C-iii, D-wi, E-v
Principle of Inheritance and Variation

184741 Match the following
| List-I | | List-II | |
| :--- | :--- | :--- | :--- |
| (A) | Down syndrome | (I) | 45, X |
| (B) | Edward
syndrome | (II) | 47, XX, +13 |
| (C) | Klinefelter's
syndrome | (III) | 47, XX, +18 |
| (D) | Patau syndrome | (IV) | 47, XX, +21 |
| (E) | Turner's
syndrome | (V) | 47, XXY |

1 A - IV, B - II, C - V, D - III, E - I
2 A - III, B - IV, C - II, D - I, E - V
3 A - II, B - III, C - IV, D - V, E - I
4 A - IV, B - III, C - V, D - II, E - I
Principle of Inheritance and Variation

184738 Assertion: A father may be a haemophilic only if his mother is carrier.
Reason: The father cannot pass on a sex-linked gene to his son.

1 If both Assertion and Reason are true and the Reason is a correct explantion of the Assertion.
2 If both Assertion and Reason are true but Reason is not a correct explanation of the Assertion.
3 If Assertion is true but the Reason is false.
4 If both Assertion and Reason are false.
AllMS-1994
Principle of Inheritance and Variation

184736 Match the human genetic disorder with the causative abnormal chromosome
| A. | Sickle cell anaemia | 1. | Sex linked (X
chromosome) |
| :--- | :--- | :--- | :--- |
| B. | Colour blindness | 2. | Autosomal
chromosome 7 |
| C. | Phenylketonuria | 3. | Autosomal
chromosome 11 |
| D. | Cystic fibrosis | 4. | Autosomal
chromosome 4 |
| E. | Huntington's
disease | 5. | Autosomal 12
chromosome 12 |

1 \(\mathrm{A}-3, \mathbf{B}-5, \mathrm{C}-1, \mathbf{D}-2, \mathbf{E}-4\)
2 \(\mathrm{A}-5 \mathbf{B}-1, \mathrm{C}-2, \mathbf{D}-3, \mathbf{E}-4\)
3 \(\mathrm{A}-4, \mathrm{~B}-1, \mathrm{C}-5, \mathrm{D}-2, \mathrm{E}-3\)
4 \(\mathrm{A}-3, \mathrm{~B}-1, \mathrm{C}-5, \mathrm{D}-2, \mathbf{E}-4\)
5 \(\mathrm{A}-2, \mathrm{~B}-1, \mathrm{C}-5, \mathrm{D}-3, \mathrm{E}-4\)
Principle of Inheritance and Variation

184740 Match Column I with Column II and find the correct answer
| Column - I | | Column - II | |
| :--- | :--- | :--- | :--- |
| A. | Monoploidy | i. | $2 n-1$ |
| B. | Monosomy | ii. | $2 n+1$ |
| C. | Nullisomy | iii. | $2 n+2$ |
| D. | Trisomy | iv. | $2 n-2$ |
| E. | Tetrasomy | v. | n |
| | | vi. | 3n |

1 A - v, B-i, C-iv, \(\quad \mathbf{D}\)-ii, \(\quad \mathbf{E}\) - iii
2 A - v, B-ii, C-iv, D-i, E -iii
3 A-wi, B-v, C-iii, D-iv, E-ii
4 A-ii, B-i, C-iii, D-wi, E-v
Principle of Inheritance and Variation

184741 Match the following
| List-I | | List-II | |
| :--- | :--- | :--- | :--- |
| (A) | Down syndrome | (I) | 45, X |
| (B) | Edward
syndrome | (II) | 47, XX, +13 |
| (C) | Klinefelter's
syndrome | (III) | 47, XX, +18 |
| (D) | Patau syndrome | (IV) | 47, XX, +21 |
| (E) | Turner's
syndrome | (V) | 47, XXY |

1 A - IV, B - II, C - V, D - III, E - I
2 A - III, B - IV, C - II, D - I, E - V
3 A - II, B - III, C - IV, D - V, E - I
4 A - IV, B - III, C - V, D - II, E - I
Principle of Inheritance and Variation

184738 Assertion: A father may be a haemophilic only if his mother is carrier.
Reason: The father cannot pass on a sex-linked gene to his son.

1 If both Assertion and Reason are true and the Reason is a correct explantion of the Assertion.
2 If both Assertion and Reason are true but Reason is not a correct explanation of the Assertion.
3 If Assertion is true but the Reason is false.
4 If both Assertion and Reason are false.
AllMS-1994
Principle of Inheritance and Variation

184736 Match the human genetic disorder with the causative abnormal chromosome
| A. | Sickle cell anaemia | 1. | Sex linked (X
chromosome) |
| :--- | :--- | :--- | :--- |
| B. | Colour blindness | 2. | Autosomal
chromosome 7 |
| C. | Phenylketonuria | 3. | Autosomal
chromosome 11 |
| D. | Cystic fibrosis | 4. | Autosomal
chromosome 4 |
| E. | Huntington's
disease | 5. | Autosomal 12
chromosome 12 |

1 \(\mathrm{A}-3, \mathbf{B}-5, \mathrm{C}-1, \mathbf{D}-2, \mathbf{E}-4\)
2 \(\mathrm{A}-5 \mathbf{B}-1, \mathrm{C}-2, \mathbf{D}-3, \mathbf{E}-4\)
3 \(\mathrm{A}-4, \mathrm{~B}-1, \mathrm{C}-5, \mathrm{D}-2, \mathrm{E}-3\)
4 \(\mathrm{A}-3, \mathrm{~B}-1, \mathrm{C}-5, \mathrm{D}-2, \mathbf{E}-4\)
5 \(\mathrm{A}-2, \mathrm{~B}-1, \mathrm{C}-5, \mathrm{D}-3, \mathrm{E}-4\)
Principle of Inheritance and Variation

184740 Match Column I with Column II and find the correct answer
| Column - I | | Column - II | |
| :--- | :--- | :--- | :--- |
| A. | Monoploidy | i. | $2 n-1$ |
| B. | Monosomy | ii. | $2 n+1$ |
| C. | Nullisomy | iii. | $2 n+2$ |
| D. | Trisomy | iv. | $2 n-2$ |
| E. | Tetrasomy | v. | n |
| | | vi. | 3n |

1 A - v, B-i, C-iv, \(\quad \mathbf{D}\)-ii, \(\quad \mathbf{E}\) - iii
2 A - v, B-ii, C-iv, D-i, E -iii
3 A-wi, B-v, C-iii, D-iv, E-ii
4 A-ii, B-i, C-iii, D-wi, E-v
Principle of Inheritance and Variation

184741 Match the following
| List-I | | List-II | |
| :--- | :--- | :--- | :--- |
| (A) | Down syndrome | (I) | 45, X |
| (B) | Edward
syndrome | (II) | 47, XX, +13 |
| (C) | Klinefelter's
syndrome | (III) | 47, XX, +18 |
| (D) | Patau syndrome | (IV) | 47, XX, +21 |
| (E) | Turner's
syndrome | (V) | 47, XXY |

1 A - IV, B - II, C - V, D - III, E - I
2 A - III, B - IV, C - II, D - I, E - V
3 A - II, B - III, C - IV, D - V, E - I
4 A - IV, B - III, C - V, D - II, E - I
Principle of Inheritance and Variation

184738 Assertion: A father may be a haemophilic only if his mother is carrier.
Reason: The father cannot pass on a sex-linked gene to his son.

1 If both Assertion and Reason are true and the Reason is a correct explantion of the Assertion.
2 If both Assertion and Reason are true but Reason is not a correct explanation of the Assertion.
3 If Assertion is true but the Reason is false.
4 If both Assertion and Reason are false.
AllMS-1994