This category is based on the study of relationship of animal and plant populations with each other and with their environment. The projects might study food chain, food web among different communities of plants and animals. The projects might study on biodiversity among animals and plants. The projects might focus on communication and behavior of the organisms in their populations.
Genetic pollution and hybridization and their effects on biodiversity
Climate change and their effects on biodiversity
Distribution and abundance of organisms
Destruction of habitat and etc.