Biology ยท General Awareness

Vaccination and Immunity

997 Questions

This hub presents questions focused on vaccination and human immunity. It covers essential topics such as herd immunity, non-specific immunity, antigens, and historical vaccine developments. These concepts are crucial for general science sections in medical and civil service exams.

Herd immunity functionsNon-specific immunitySmallpox vaccinationInterferon proteinsAntigen propertiesImmunological amnesia

Vaccination and Immunity Questions

Multiple choice

Which of the following is NOT a type of vaccine?

  1. Live attenuated vaccine

  2. Inactivated vaccine

  3. Toxoid vaccine

  4. Recombinant vaccine
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Toxoid vaccines are not a type of vaccine. They are used to prevent diseases caused by bacterial toxins, not by the bacteria themselves.

Multiple choice

What is the term for the period of time after vaccination during which the immune system is developing antibodies?

  1. Incubation period

  2. Latency period

  3. Immunity period

  4. Vaccination period
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The immunity period is the time after vaccination during which the immune system is developing antibodies and protection against the disease.

Multiple choice

Which of the following is NOT a type of personal protective equipment (PPE) used to prevent the spread of infectious diseases?

  1. Gloves

  2. Masks

  3. Gowns

  4. Stethoscopes
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Stethoscopes are not personal protective equipment (PPE) used to prevent the spread of infectious diseases.

Multiple choice

Which field of research focuses on preventing childhood diseases through vaccination and immunization programs?

  1. Epidemiology

  2. Immunology

  3. Vaccinology

  4. Public health
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Vaccinology research is dedicated to developing, evaluating, and implementing vaccines to prevent childhood infectious diseases.

Multiple choice

What are the different types of communicable disease control measures?

  1. Isolation

  2. Quarantine

  3. Vaccination

  4. Antimicrobial therapy

  5. All of the above
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

There are a variety of communicable disease control measures that can be used to prevent and control the spread of communicable diseases. These measures include isolation, quarantine, vaccination, antimicrobial therapy, and other public health measures such as handwashing, respiratory hygiene, and environmental cleaning.

Multiple choice

What is the role of vaccination in communicable disease control?

  1. To prevent infection

  2. To reduce the severity of disease

  3. To achieve herd immunity

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Vaccination is a key tool for communicable disease control. Vaccines can prevent infection, reduce the severity of disease, and achieve herd immunity. Herd immunity is the indirect protection of a population from an infectious disease that occurs when a large proportion of the population is immune to the disease, either through vaccination or prior infection.

Multiple choice

Which type of bioreactor is commonly used for the production of vaccines?

  1. Stirred Tank Bioreactor

  2. Airlift Bioreactor

  3. Hollow Fiber Bioreactor

  4. Fed-Batch Bioreactor
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Fed-Batch Bioreactors are often used for the production of vaccines due to their ability to maintain high cell densities and productivity while allowing for the controlled addition of nutrients and removal of waste products.

Multiple choice

Which of the following is not a type of vaccine?

  1. Live attenuated vaccine

  2. Inactivated vaccine

  3. Toxoid vaccine

  4. mRNA vaccine
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Toxoid vaccine is not a type of vaccine. It is a type of immunogen that is used to produce antibodies against a toxin.

Multiple choice

Which of the following is not a type of immunotherapy?

  1. Checkpoint inhibitor therapy

  2. Adoptive cell therapy

  3. Radiation therapy

  4. Targeted therapy
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Radiation therapy is not a type of immunotherapy. It is a type of cancer treatment that uses high-energy radiation to kill cancer cells.

Multiple choice

What is the purpose of the HPV vaccine?

  1. To prevent cervical cancer

  2. To prevent vaginal cancer

  3. To prevent vulvar cancer

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The HPV vaccine is used to prevent cervical cancer, vaginal cancer, and vulvar cancer.

Multiple choice

What is the name of India's first indigenously developed recombinant DNA vaccine?

  1. Covishield

  2. Covaxin

  3. Sputnik V

  4. Pfizer-BioNTech
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Covaxin is India's first indigenously developed recombinant DNA vaccine, developed by Bharat Biotech in collaboration with the Indian Council of Medical Research (ICMR).

Multiple choice

What is the name of India's first indigenously developed DNA vaccine?

  1. ZyCoV-D

  2. Covishield

  3. Covaxin

  4. Sputnik V
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

ZyCoV-D is India's first indigenously developed DNA vaccine, approved for the prevention of COVID-19.

Multiple choice

What is the name of India's first indigenously developed mRNA vaccine?

  1. Covaxin

  2. Covishield

  3. ZyCoV-D

  4. mRNA-1273
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

mRNA-1273 is India's first indigenously developed mRNA vaccine, approved for the prevention of COVID-19.

Multiple choice

Which herb is commonly used to improve immune function and fight off infections?

  1. Echinacea

  2. Garlic

  3. Ginseng

  4. Oregano
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Echinacea is an herb that has been traditionally used to improve immune function and fight off infections. It contains compounds that help stimulate the production of immune cells and protect against viruses and bacteria.

Multiple choice

Which of the following is an example of a live, attenuated vaccine?

  1. Measles vaccine

  2. Polio vaccine

  3. Hepatitis B vaccine

  4. Tetanus vaccine
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Live, attenuated vaccines contain weakened or modified forms of the pathogen, allowing the immune system to develop immunity without causing severe disease.