Mendelian disorders MCQ 2+

Test your knowledge with important Mendelian disorders MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 32 + more Mendelian disorders MCQs at Bissoy

• Which of the chromosome mutation leads to Beta-thalassemia?
  ক

  21

  খ

  10

  গ

  11

  ঘ

  13
• Which of the following statements is incorrect with respect to alpha-thalassemia?
  ক

  Involves the genes HBA1 and HBA2

  খ

  Inherited in a Mendelian dominant fashion

  গ

  Connected to the deletion of the 16p chromosome

  ঘ

  Result in decreased α-globin production
• By which of the following defects, thalassemia is caused?
  ক

  Defects in RBCs

  খ

  Defects in WBCs

  গ

  Defects in platelets

  ঘ

  Defects in lymphocytes
• In which of the following places thalassemia is not common?
  ক

  Indian subcontinent

  খ

  South-east Africa

  গ

  Mediterranean

  ঘ

  North America
• Heterozygous individuals of sickle cell anaemia are severely affected by the disease.
  ক

  False

  খ

  True
• How many genotypes of sickle cell anaemia are possible in a population?
  ক

  One

  খ

  Two

  গ

  Three

  ঘ

  Four
• What is the percentage of children being a carrier of haemophilia if their mother is a carrier and their father is a normal man?
  ক

  25%

  খ

  50%

  গ

  75%

  ঘ

  100%
• What is the full form of AHG?
  ক

  Anti haemophilic globulin

  খ

  Anti haemoglobin

  গ

  Allergic haemoglobin

  ঘ

  Allergic haemophilic globulin
• How can a female be haemophilic?
  ক

  Mother is haemophilic and father is normal

  খ

  Mother is a carrier and father is haemophilic

  গ

  Both mother and father are carriers

  ঘ

  Both mother and father are haemophilic
• Haemophilia is an autosomal recessive trait.
  ক

  True

  খ

  False
• What percentage of children are colour blind if their father is colour blind and the mother is a carrier for Colour blindness?
  ক

  25%

  খ

  50%

  গ

  75%

  ঘ

  100%
• What will be the percentage of sons having a normal vision if the father has normal vision and their mother is colour blind?
  ক

  0%

  খ

  25%

  গ

  50%

  ঘ

  100%
• Which of the following type of inheritance is shown by colour blindness?
  ক

  Chromosomal inheritance

  খ

  Criss-cross inheritance

  গ

  Zig-zag inheritance

  ঘ

  Up-down inheritance
• When can a female be colour blind?
  ক

  Father has normal vision and the mother is a carrier

  খ

  Father has normal vision and mother is colour blind

  গ

  Father is colour blind and the mother has a normal vision

  ঘ

  Father is colour blind and mother is a carrier
• People suffering from colour blindness fail to distinguish which of the two colours?
  ক

  Red and Green

  খ

  Blue and Green

  গ

  Red and Blue

  ঘ

  Red and Yellow
• Following diseases are transmitted from consanguineous couple to their offspring
  ক

  Wilson's disease

  খ

  Congenital adrenal hyperplasia

  গ

  Galactosemia

  ঘ

  Huntington's chorea

  ঙ

  Marfan syndrome