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Biology 1525 MCQs [All-Courses]

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Biology covers key concepts of life, organisms, and human systems with exam-focused notes for PPSC, FPSC, KPPSC, BPSC.,NTS, OTS, AJKPSC. Clear, concise topics help students prepare effectively for competitive tests.

All Topics  1525

Protein coat the capsid of adenovirus is________________?
A Surrounded by genome
B Surrounding genome
C Surrounding the envelope
D Both B and C
Correct Answer: Surrounding genome
Which one of the following specially result in chronic liver disease leading to hepatic failure:
A HAV
B HBV
C HCV
D HEV
Correct Answer: HCV
For which of the following no preventive vaccine is available?
A HAV
B HBV
C HCV
D HEV
Correct Answer: HCV
A virion is______________?
A Virus
B Viral protein
C Viral lysozyme
D Viral gene
Correct Answer: Virus
Which of the statement about viruses is incorrect___________________?
A We can not grow them in laboratories on artificial medias
B They are obligate intracellular parasite.
C They can synthesize their nucleic acid
D They are resistant to most of antibiotic treatment
Correct Answer: They can synthesize their nucleic acid
Protein subunits of capsid is called the capsomeres is a characteristic of each virus. Their number in Herpes virus is__________?
A 100
B 152
C 162
D 172
Correct Answer: 162
The name Bacteriophage was coined by____________?
A Charles Chamberland
B Ivanowski
C Twort
D D Herelle
Correct Answer: D Herelle
Vaccine Was discovered by______________?
A Louis Pasteur
B Edward Jennar
C Ivanowski
D Stanely
Correct Answer: Edward Jennar
Kangaroo rat most probably would be found in___________?
A Tropical rain forest
B Tundra
C Grass land
D Desert
Correct Answer: Desert
Viruses are __________ smaller than bacteria?
A 10 – 100 times
B 10 – 1000 times
C 100 – 1000 times
D 1000 – 10000 times
Correct Answer: 10 – 1000 times
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