Question

The blood cells which protect the body from infection are

• A. RBCs
• B. Platelets
• C. WBCs
• D. All the above

Answer 1

The correct option is C

WBCs

The correct answer is WBCs

The explanation for the correct answer

1. The WBCs (white blood cells/leukocytes) kill germs. They also recognize and regulate the substances that enter the body.

The explanation for the incorrect answer

1. RBCs (red blood cells/erythrocytes) are disc-shaped cells that carry oxygen. It is red due to the presence of RBC which contain hemoglobin.
2. Platelets or thrombocytes help heal wounds and thus protect the body from blood loss and the entry of germs.

So, The blood cells which protect the body from infection are WBCs