1. Botany: This is the study of plants. It includes everything from their structure and function to their interactions with the environment and other organisms. Botanists might study plant evolution, how plants produce food, or how to develop new crops.

2. Zoology: This is the study of animals. Zoologists research animal behavior, anatomy, physiology, and evolution. They might work on conservation projects, study animal diseases, or develop new ways to breed livestock.