#1
Which virus causes the common cold?
Influenza virus
Rhinovirus
Human immunodeficiency virus (HIV)
Hepatitis C virus
#2
What is the primary way that viruses are transmitted from person to person?
Through contaminated water
By consuming contaminated food
Through the air via respiratory droplets
Through direct sunlight
#3
Which of the following is a characteristic feature of viruses?
Cell wall
Ribosomes
Ability to reproduce independently
Obligate intracellular parasitism
#4
How do vaccines primarily work to protect against viral infections?
By directly killing the virus
By preventing the virus from entering the body
By stimulating the immune system to recognize and fight the virus
By inhibiting viral replication inside the host cells
#5
Which virus is responsible for causing chickenpox?
Herpes simplex virus
Varicella-zoster virus
Human papillomavirus
Adenovirus
#6
Which of the following is not a common symptom of viral infections?
Fever
Rash
Increased blood pressure
Fatigue
#7
Which virus is known to cause liver inflammation, commonly referred to as hepatitis?
Hepatitis A virus
Human immunodeficiency virus (HIV)
Human papillomavirus (HPV)
Herpes simplex virus
#8
Which of the following viruses is known to cause a pandemic in 2020?
H1N1 Influenza virus
Ebola virus
SARS-CoV-2
Zika virus
#9
What is the mechanism of action for antiviral drugs against HIV?
Inhibiting cell wall synthesis
Blocking viral entry into host cells
Inhibiting viral DNA replication
Preventing the assembly of virus particles
#10
What does the term 'zoonotic' refer to in the context of viral infections?
Diseases that can be transmitted from animals to humans
Diseases that affect only humans
Viruses that can survive outside a host for long periods
Viruses that are transmitted through water
#11
Which part of the virus is responsible for attaching to the host cell?
Envelope
Capsid
Genetic material
Surface proteins
#12
What term describes the ability of a virus to cause disease?
Virulence
Pathogenicity
Infectivity
Transmissibility
#13
Which of the following viruses has a single-stranded RNA genome?
Herpes simplex virus
Human immunodeficiency virus (HIV)
Human papillomavirus
Adenovirus
#14
What is the primary function of the viral envelope?
To provide structural support
To contain the viral genetic material
To assist in viral attachment and entry into host cells
To replicate the viral genome
#15
Which virus is associated with the development of cervical cancer?
Human Papillomavirus (HPV)
Hepatitis B virus
Herpes Simplex virus
Varicella-zoster virus
#16
What is 'antigenic shift' in the context of influenza viruses?
A minor change in the influenza virus that happens gradually over time
A significant change resulting from the combination of two or more different strains
The process by which the virus becomes resistant to antiviral medications
The mutation of surface proteins to evade the host immune response
#17
Which of the following best describes a retrovirus?
A virus that contains double-stranded RNA genome
A virus that uses reverse transcriptase to transcribe its RNA into DNA
A virus that can only infect bacterial cells
A virus that replicates without entering the host cell nucleus