Punjab Public Service Commission — Complete MCQ Bank
PPSC examinations recruit candidates for Punjab government departments and commonly test general knowledge, current affairs, English and post-related subjects.
What is the deficiency disease caused by lack of Vitamin C?
What is the deficiency disease caused by lack of Vitamin D in children?
Which vitamin is essential for the formation of collagen and acts as an antioxidant?
What is the term for proteins produced by B lymphocytes in response to specific antigens?
What is the term for a substance that triggers an immune response in the body?
Which type of white blood cell produces antibodies against specific pathogens?
What is the process by which white blood cells engulf and digest bacteria and foreign particles?
Which type of immunity is present from birth and provides a non-specific first line of defence?
What is the term for the symbiotic relationship where one organism benefits and the other is neither helped nor harmed?
What is the term for the symbiotic relationship where one organism benefits and the other is harmed?