Which comoponent of blood fights against germs that enter human body?

White blood cells

The correct answer is Option (4)- White blood cells

The component of blood that fights against germs that enter the human body is White blood cells (WBCs).

Explanation:

• White blood cells, also known as leukocytes, are a crucial part of the immune system.
• Their primary function is to defend the body against infections, bacteria, viruses, and other foreign invaders.
• White blood cells can recognize and destroy pathogens, and they play a key role in the body's immune response.
• There are different types of white blood cells, each with specific functions in combating infections and maintaining overall immune system function.

So, the correct answer is White blood cells.