Chapter 4: Principles of Inheritance and Variation - Online Test

Q1. Haemophilia is more common in males because it is a
Answer : Option D
Explaination / Solution:
No Explaination.


Q2. ABO blood group in man is controlled by
Answer : Option A
Explaination / Solution:
No Explaination.


Q3. Three children of a family have blood groups A, AB and B. What could be the genotypes of their parents?
Answer : Option B
Explaination / Solution:
No Explaination.


Q4. Which of the following is not correct?
Answer : Option C
Explaination / Solution:
No Explaination.


Q5. Which of the following phenotypes in the progeny are possible from the parental combination AxB?
Answer : Option D
Explaination / Solution:
No Explaination.


Q6. Which of the following phenotypes is not possible in the progeny of the parental genotypic combination IAIO  x  IAIB?
Answer : Option B
Explaination / Solution:
No Explaination.


Q7. Which of the following is true about Rh factor in the offspring of a parental combination DdXDd (both Rh positive)?
Answer : Option D
Explaination / Solution:
No Explaination.


Q8. What can be the blood group of offspring when both parents have AB blood group?
Answer : Option B
Explaination / Solution:
No Explaination.


Q9. If the childs blood group is ‘O’ and fathers blood group is ‘A’ and mother’s blood group is ‘B’ the genotype of the parents will be
Answer : Option B
Explaination / Solution:
No Explaination.


Q10. XO type of sex determination and XY type of sex determination are examples of
Answer : Option A
Explaination / Solution:
No Explaination.