Free Human Health And Diseases (Daily Quiz: 10) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

The primary lymphoid organs are

(a) bone marrow and thymus

(b) spleen and thymus

(c) bone marrow and lymph node

(d) thymus and MALT

Question-2

The virus responsible for causing AIDS primarily infects?

(a) Mast cells

(b) Monocytes

(c) Macrophages

(d) Mucosal cells

Question-3

The cell-mediated immunity inside the human body is carried out by

(a) Thrombocytes

(b) B-lymphocytes

(c) T- lymphocytes

(d) Erythrocytes

Question-4

AIDS is caused by HIV. Among the following, which one is not a mode of transmission of HIV?

(a) Sharing the infected needles

(b) Transfusion of contaminated blood

(c) Shaking hands with infected persons

(d) Sexual contact with infected persons

Question-5

Normal cells in our body inhibit the uncontrolled growth of cells which they are in contact with. This is known as

(a) Cell cycle regulation

(b) Cell-cell contact

(c) Contact inhibition

(d) Contact response