Question

72. Among the following which is not a phagocytic cell
of non-specific immunity?
(1) Macrophage (2) Neutrophils
(3) Monocyte 44) Natural Killer Cells
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Answer 1

1)Macrophage is not a phagocytic cell of non specific immunity

Answer 2

As per NCERT:

Certain types of leukocytes of our body like PMNL-neutrophils and monocytes and natural killer(type of lymphocyte) in blood as well as macrophages in tissues can phagocytose and destroy microbes.

So answer is (4) as it is a type of lymphocyte and not cells while others are cells (WBCs)