In a backyard in georgia you may observe trees shrubs grass pets and birds lizards worms honeybees and many other living organisms. what level of ecological organization are you observing

ecosystem

Explanation:

An ecosystem is a community involving several groups of organisms co-existing in the same place.it involves the interaction between the community and it's non living environment.in this Georgia backyard,the bees,lizard ,works etc are the biotic or living part of the ecosystem that co-exist together

answer: land bridge theory. land bridge theory held that shifting portions of dry land explained the finding of identical species on different continents. plate tectonic theory eventually eliminated the land bridge theory.