AQA A Level Biology MCQ 3

Which of the following are examples of non specific defence mechanisms? Pick 2

• physical barrier

• phagocytosis

• cell-mediated response

• humoral response

Which of the following are examples of specific defence mechanisms? Pick 2

• physical barrier

• phagocytosis

• cell-mediated response

• humoral response

Name this process

• eating
• phagocytosis
• destruction
• ingesting

Antibiotics do not work on 

• bacteria
• viruses
• fungi
• children

Which of the following can cause infections to open cuts?

• Baceteria
• Viruses
• Fungi
• All of them

which of the following is NOT one of the signs of inflammation?

• redness (erythema)
• heat 
• pain
• bleeding

The body's first line of defense against pathogens is

• barriers.
• inflammatory response.
• immune system.
• lymphatic system.

Weakened microbes that stimulate the immune system to produce antibodies used to fight future invasions by the same microbe. Example: chicken pox, measles, small pox

• Vaccine

• Disease

• Immunity

Compounds that block the growth and reproduction of bacteria.

• AIDS

• HIV

• Antibiotics

Which best describes the relationship between antibodies and antigen?

• One antibody can affect several different antigens.

• Antibodies are specific to one antigen.

• Antigens are produced in response to antigen.

• Immunity develops when an antigen destroys an antibody.