IMMUNITY INTRODUCTION vi sem 2023

Which of the following systems protects our body against disease-causing microbes?

• Immune system

• Digestive system

• Excretory system

• Respiratory system

Which of the following immunity is present from our birth?

• Innate Immunity

• Active immunity

• Passive immunity

• Acquired immunity

Neutrophils, basophil, lymphocytes, eosinophil and monocytes are examples of ________.

• Physical barrier

• Cellular barriers

• Cytokine barriers

• Physiological barriers

The common disorders caused by a poor immune system include ________

• Epidemic Diseases

• Deficiency diseases

• Autoimmune diseases

• None of the above

Which of the following statements is true about Passive Immunity?

• This immunity causes reactions

• This immunity develops immediately

• This immunity lasts only for a few weeks or months

• All of the above.

Which of the following cells is involved in cell-mediated immunity?

• T-cells

• B-cells

• Mast cells

• Both T and B cells

Which of the following conveys the longest-lasting immunity to an infectious agent?

• Active immunity

• Passive immunity

• Both (a) and (b)

• None of the above

Which of the following does not act as a protecting barrier for the body surface?

• Skin

• Mucus

• Gastric acid

• Salivary amylase

Which of the following cells is involved in humoral immunity?

• T-cells

• B-cells

• Mast cells

• Both T and B cells

Which of the following immunity is obtained during a lifetime?

• Innate immunity

• Active immunity

• Passive immunity

• Both (b) and (c)