ECOSYSTEMS !https://youtu.be/sKJoXdrOT70 (Non-living things (Air,…
Food chains and webs
Community ecology, study of the organization and functioning of communities, which are assemblages of interacting populations of the species living within a particular area or habitat...
Food chain, in ecology, the sequence of transfers of matter and energy in the form of food from organism to organism...
What do we need to live?
How human beings change the environment
From the plains to the mountains