Biology MCQ on Multiple Allelism for NEET and Medical Exam 2021
MCQ on Multiple Allelism: Biology is one of the most important and vital sections in NEET. It includes theories, descriptions, discoveries, diagrams, definitions, explanation of differences and relations. Most of the concepts covered in the NEET syllabus are from the NCERT syllabus of Class 11 & 12. Other related sources make up for the rest of the syllabus.
In this post we are providing you MCQ on Multiple Allelism, which will be beneficial for you in upcoming NEET, AIIMS, JIPMER, PGIMER, CBSE Board, ICSE Board, Class 12th, 11th.
MCQ on Multiple Allelism
Q1. The recessive character typically is expressed only when present in a double recessive condition. But, a single recessive gene can express itself in humans when genes are found on _______. (b) X chromosome of male
a) either on autosome or X chromosome
b) X chromosome of male
c) X chromosome of female
d) any autosome
Q2. If a patient with blood group B requires an immediate blood transfusion, ______ type can be given. (d) B and O
a) AB and B
b) AB and A
c) AB and O
d) B and O
Q3. A person with antigens A and B and no antibodies belongs to blood group or in which blood group antibodies are absent ? (b) AB
a) O
b) AB
c) B
d) A
Q4. Color of the skin in humans is regulated by _______. (c) multiple genes
a) polygenic effect
b) lethal genes
c) multiple genes
d) none of the above
Q5. Inheritance of ABO blood group system is an example of _______. (d) multiple allelism
a) dominance
b) epistasis
c) partial dominance
d) multiple allelism
Q6. Two allelic genes are situated on _______. (c) two homologous chromosomes
a) any two chromosomes
b) two non-homologous chromosomes
c) two homologous chromosomes
d) same chromosomes
Q7. Which of the following is the genotype of blood group A ? (d) |A| |A| or |A| |O|
a) |A| |A|
b) |A| |O|
c) |B| |B|
d) |A| |A| or |A| |O|
Q8. During the serological test in which anti-human serum is mixed with the blood of another animal, the blood of this animal gives the thickest precipitate _______. (c) chimpanzee
a) mule
b) dog
c) chimpanzee
d) gibbon
Q9. In men, this is genetically dominant _______. (c) Rh positive
a) Albinism
b) Haemophilia
c) Rh positive
d) color blindness
Q10. In disputed parentage, blood group analysis of mother, alleged father and child can _______. (b) only prove that he cannot be the father
a) not be of any use
b) only prove that he cannot be the father
c) certainly prove a man to the father
d) none of these
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