Nursing quiz

Genetics Quiz

Genetics Quiz - 5

1. Polydactyly in man is due to A. Autosomal recessive allele B. Autosomal dominant allele C. Sex linked recessive allele D. Sex linked dominant allele Answer Key
2. A monosomic abnormality in human is A. Klinfelter's syndrome B. Turner's syndrome C. Edward's syndrome D. Down's syndrome Answer Key
3. A disease found only in males is A. Gaucher's disease B. Lesch-Nyhan disease C. Hunter's disease D. Fabry's disease Answer Key
4. Mental retardation associated with sex chromosomal abnormality is due to A. Reduction in X-complement B. Increase in X-complement C. Moderate increase in Y-complement D. Large increase in Y-complement Answer Key
5. Which of of the following is holandric inheritance? A. Haemophilia B. Epidermolysis C. Webbed toes D. Turner's syndrome Answer Key
6. Probability of male child of haemophilic father and normal mother becoming haemophilic is A. 0% B. 25% C. 50% D. 100% Answer Key
7. Edward's syndrome characterized by mental deficiency is caused by trisomy of chromosome A. 5 B. 9 C. 15 D. 18 Answer Key
8. A man is sterile due to improper development of testes which has an additional chromosome X. The condition is A. Turner's syndrome B. Huntington's disease C. Klinfelter's syndrome D. Marfan's syndrome Answer Key
9. A male child with blood group AB is colour blind. His parents could be A. Father normal vision with blood group A, mother colour blind with blood group AB B. Father colour blind with group O, mother colourblind with blood group AB C. Father normal vision with blood group A, mother colourblind with blood group B. D. Father colourblind with blood group O, mother normal vision with blood group O. Answer Key
10. A mother is afflicted by Down's syndrome caused by an extra copy of chromosome21. Father is normal. The chance of offspring affected by the disorder is A. 100% B. 75% C. 50% D. 25% Answer Key
11. Christmas disease is another name of A. Sleeping sickness B. Down's syndrome C. Hepatitis D. Haemophilia B Answer Key
12. The 'Christmas disease' patients lack antihaemophilic factor A. Homogentisic acid B. Factor VIII C. Factor XI D. Factor IX Answer Key
13. Which is NOT true about haemophilia? A. Bleeder's disease B. Royal disease C. X-linked disease D. Y-linked disorder Answer Key
14. One of the genes present exclusively on the X-chromosome in humans is concerned with A. Baldness B. Red-green color blindness C. Facial hair in males D. Night blindness Answer Key
15. Genetic map is one that A. establishes sites of the gene on a chromosome B. Establishes the various stages in gene evolution C. Shows the stages during cell division D. Shows distribution of various species in region Answer Key

Answer Key

1. A	2. B	3. B	4. B	5. C
6. A	7. D	8. C	9. C	10. C
11. D	12. B	13. D	14. B	15. A

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References

Nettina, Sandra M.; Mills, Elizabeth Jacqueline. Lippincott Manual of Nursing Practice, 8th Edition. Copyright ©2006 Lippincott Williams & Wilkins.
Bhatti K. Dinesh Companion to Biology. S. Dinesh & Co. New Delhi, 2009.

This page was last updated on:5/10/2020