B Lymphocytes

Q.

What are basophil, eosinophils, neutrophils ?

Q. Antibodies are produced by a type of specialized lymphocytes on exposure to antigens.

1. True
2. False

Q.

Select the correct defence mechanism in which the lymphocytes recognize pathogens and destroy them.

1. None of these

2. Phagocytosis

3. Non specific immunity

4. Specific Immunity

Q. There is a decrease in ___ when a person is infected by the dengue virus.

1. plasma
2. RBC count
3. WBC count
4. platelet count

Q.

Infections like tuberculosis tend to increase the count of B lymphocytes in our body. They are known to produce antibodies. To understand why our bodies require more antibodies in the system, we need to know it's functions. Choose the correct functions of antibodies.

1. Neutralise the toxin of the antigens.

2. They are capable of destroying cancer cells and cells affected by a virus.

3. Destroy the pathogens by stimulating other white blood cells.

4. Destroy the bacteria by disintegrating their cell membrane.

Q. One of the following does not have a nucleus. This one is:
(a) red blood cell
(b) white blood cell
(c) guard cell
(d) epidermal cell

Q. Choose the correct answer from the alternatives given.
Certain cells in the liver called Kupffer cells, ingest bacteria and various kinds of debris from damaged cells. This function is most likely accomplished by:

1. Exocytosis
2. Receptor-mediated endocytosis
3. Phagocytosis
4. Pinocytosis

Q. can be classified as an agranulocyte.

1. Lymphocytes
2. Eosinophils
3. Basophils

Q. Which among the following constitutes the lymphatic system?​

1. RBCs
2. Hormones
3. WBCs
4. Platelets