Bacterial Genetics Multiple Choice Questions with Answers – PDF Download

MCQ 1: If a base replaces by another base pair sequence the mutation the resulting replacement is known as:

1. Alternation
2. Substitution
3. Missense
4. Nonsense

MCQ 2: The bacteria composed single chromosomes having a single copy of the gene known as:

1. Diploid
2. Haploid
3. Polyploidy
4. Monoploid

MCQ 3: The substitutions that prematurely stops the synthesis of protein by generating the stop codon called as:

1. Missense mutation
2. Nonsense mutation
3. Frameshift mutation
4. Alternation

MCQ 4: What are the approximate numbers of base pairs of bacterial DNA?

1. 5 x 10¹⁰
2. 5 x 10⁶
3. 5 x 10⁸
4. 5 x 10¹¹

MCQ 5: When one or more base pair are deleted or added in the sequence shifts the reading frame on the ribosome called:

1. Substitution mutation
2. Missense mutation
3. Nonsense mutation
4. Frameshift mutation