| A | B |
| Pure Science | a science depending on deductions from demonstrated truths |
| applied Science | take knowledge of pure science to make money |
| Biology | the study of living organisms |
| Botany | the scientific study of plants |
| Zoology | the scientific study of behavior |
| agriculture | the science or practice of farming including cultivation |
| animal science | the study of animals |
| agronomy | the science of soil management and crop production |
| horticulture | the art or practice of garden cultivation |
| forestry | the science or practice of planning managing and caring for forest |
| physics | the branch of science |
| engineering | the science branch and technology with design |
| Hydroponics | process of growing plants in sand, gravel, or liquid |
| aquaculture | the rearing of aquatic animals |