AYUDENME PLIS ♠Que elementos del ecosistemas donde vives han sido modificados por la actividad humana.
♠Si algun ecosistema de su entorno ha cambiado, ¿De que manera los cambios han afectado al ambiente y cuales han sido las consecuencias para su familia y su comunidad?
♠¿Que acciones tomarian para recuperar el equilibrio de su ecosistema, si es que se ha perdido?

Which type of organism is missing from the food web seen in the illustration? primary consumers decomposers primary producers secondary consumers

Examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. polyploidy is creating new species. the two populations are not interbreeding freely. hybrid offspring of the two populations begin to appear. one species will increase into a population size twice as large as the other species.

Plz quick a natural resource that is replaceable through a cycle in nature or sustainable practice is called a? the subject is science