Explore topic-wise MCQs in Biology.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

What is the blood group of the progeny if one parent donates IA allele while the other donates i?

A. A
B. B
C. AB
D. O
Answer» B. B
Discussion
2.

If the blood group of an offspring is O, which of the following is not the correct parental genotypes?

A. IAIA, IAIB
B. IAi, IAi
C. IAi, IBi
D. ii, ii
Answer» B. IAi, IAi
Discussion
3.

What will be the blood group of a person who has ii as the genotype?

A. A
B. B
C. AB
D. O
Answer» E.
Discussion
4.

Which of the following is the only possible blood group of progeny obtained from parents that have IAIA and IBIB as their genotypes?

A. A
B. B
C. AB
D. O
Answer» E.
Discussion
5.

The mode of inheritance depends on _______

A. gene
B. genotype
C. phenotype
D. organism
Answer» D. organism
Discussion
6.

To discover multiple allelism, it is essential to study _______

A. cells from an individual
B. organs from an individual
C. tissues from an individual
D. population
Answer» E.
Discussion
7.

What mode of inheritance involves more than two forms of gene giving rise to a repertoire of phenotypes?

A. Complete dominance
B. Incomplete dominance
C. Codominance
D. Multiple allelism
Answer» E.
Discussion
8.

The combinations of alleles of ABO system give rise to six genotypes.

A. True
B. False
Answer» B. False
Discussion
9.

The combinations of alleles of ABO system give rise to six phenotypes.

A. True
B. False
Answer» C.
Discussion
10.

A case was registered against the progeny being exchanged at the hospital. The doctors used blood groups to solve the case. The blood group genotype of parents was IAi and IAIB. What was the blood group of the child who was wrongly placed as their child?

A. A
B. B
C. AB
D. O
Answer» E.
Discussion