Biology questions
20584 published questions with worked solutions.
- Which one of the following acts as a physiological barrier to the entry of microorganisms in human body?
- Which of the following is related to humoral immunity?
- A person likely to develop tetanus is immunized by administering
- Rejection of tissue or graft transplants is brought about mainly by
- Immunodeficiency makes a person highly susceptible to infection. It is caused by
- Removal or absence of thymus in early life shall bring about
- IgA, IgM, IgE and IgG are the example of
- T-lymphocyte is produced in
- How many clones of immunoglobulin G (IgG) are found normally in the human being?
- Cell-mediated immunity is mainly a function of
- Humoral immunity is mediated by
- Cells involved in immune system is/are
- A person has developed interferon in his body. He seems to carry an infection of
- An allergic reaction is initiated by antibodies of
- An insect bite may result in inflammation of that spot. That is triggered by the alarm chemicals such as
- Passive immunization include
- The principle of immunization depends on the property of ______ the immune system. The most appropriate word to fill the blank is
- The type of antibody present in colostrum secreted by mammary gland during the initial days of lactation is
- Passive immunity can be obtained by injecting
- The foetus receives immunoglobulin from their mother, through