math and buisness
Biology is the study of life and earth science is the study of the earth.
The bachelor of arts and bachelor in science are a general degree types from which many specific programs of study fall. Accounting is one of those specific programs of study.
Ornithologists study birds and feathers would fall under that.
Partially accounting fall under the business primary occupation also we can say accounting is "the language of business". Accounting is an essential business function that involves recording transactions, summarizing data, and then reporting and analyzing the results on a periodic basis.
Since tornadoes are a form of weather they fall under study of meteorology.
entertainment
physiology
There is no separate word for the study of pigs. It would technically fall under zoology, which is the study of animals.
braek up
This study would fall under the broad heading of ceramics at least. Optics is a study of light waves and their interactions.
Fossils would fall under 'paleontology', the study of prehistoric life.
Cognitive development falls under the field of psychology, specifically developmental psychology. This field focuses on how children and individuals develop mentally, including areas such as memory, perception, problem-solving, and language.