One word substitution

[Shah Alam Kabir Pramanik]

Name of Study
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● Study of religion -- Theology.
● Study of heredity-- Genetics.
● Study of birds-- Ornithology.
● Study of human development -- Anthropology.
● Study of science of insect -- Entomology
● Study of flying aeroplanes -- Aviation
● Study of earth and rocks -- Geology.
● Study of rocks -- Petrology.
● Study of eyes -- Ophthalmology.
● Study of cancer--Oncology.
● Study of weather -- Meteorology.
● Study of trees -- Dendrology.
● Study of dog -- Scynology.
● Study of languages -- Philology.
● Scientific study of bodily diseases --
Pathology.