Practicing Success

Target Exam

CUET

Subject

Psychology

Chapter

Meeting Life Challenges

Question:
How do white blood cells (leucocytes) contribute to the immune system?
Options:
They produce stress hormones
They attack antigens and produce antibodies
They regulate body temperature
They transport oxygen in the bloodstream
Correct Answer:
They attack antigens and produce antibodies
Explanation:
White blood cells, or leucocytes, play a crucial role in the immune system by identifying and attacking foreign bodies (antigens) such as viruses and producing antibodies to defend the body against infections.