Biology MCQs
Biology MCQs Test Preparation | Latest 2025 Quiz FPSC, NTS, KPPSC, PPSC, SPSC, BPSC, OTS, UTS, PTS, CTS, ATS, ETEA MCQs Test Questions.
In the Lysogenic cycle the DNA of the bacteriophage__________________?
A: Joins the bacterial chromosomes
B: Attaches to the inner surface of the host membrane
C: Is immediately degraded when enters the host
D: Goes directly to host ribosomes for translation
Joins the bacterial chromosomes
The agent of controversial nature causing mad cow infection is_____________?
A: Bacteria
B: Cowpox Virus
C: Adenovirus
D: Prion
Prion
Which of the following virus has special affiliations with the tumor production:
A: Hepatitis virus
B: Retrovirus
C: Polio virus
D: Pox virus
Retrovirus
Which of the following is incorrect for the lysogenic cycle in life cycle of bacteriophage_____________?
A: Phage when gets incorporated with the bacterial chromosome is called prophage
B: The bacterium continues to live and reproduce normally
C: Lysogenic bacteria may get infected by the related phage
D: The cycle may convert into lytic type resulting from environmental exposure
Lysogenic bacteria may get infected by the related phage
Which of the following statement about AIDS is incorrect:
A: is a host specific disease
B: An infected mother cannot pass the virus to her baby.
C: Results in enlargement of lymph nodes
D: Can be prevented.
An infected mother cannot pass the virus to her baby.
Bacteriopahage that infect E. coli are called_____________?
A: M type
B: N type
C: T type
D: S type
T type
Complex symptoms like severe pneumonia vascular tumor sudden weight loss swollen lymph nodes and immune deficiency are features of:
A: Polio
B: Hepatitis
C: AIDS
D: HIV
AIDS
An isolated virus is not considered living since it________________?
A: Separates in to two inner parts
B: Can not metabolize
C: Rapidly looses its Genome chemical inert
D: Is coated with an air tight shield
Can not metabolize
Which of the following is the smallest known virus:
A: Hepatitis virus
B: Retrovirus
C: Polio virus
D: Pox virus
Polio virus