Which is an example of biodiversity contributing to the sustainability of an ecosystem?

Hello. This question is incomplete. The full question is:

" Which is an example of biodiversity contributing to the sustainability of an ecosystem?  A meadow covers a large area of land, providing shelter to many organisms.  The ocean can only support organisms that can survive salty conditions.  One species of plant has been growing in a field for several years.  Many kinds of fruit trees support a variety of birds and other animals in a forest.

Many kinds of fruit trees support a variety of birds and other animals in a forest.

Explanation:

Sustainability is a concept related to sustainable development, that is, formed by a set of ideas, strategies and other ecologically correct, economically viable, socially just and culturally diverse attitudes. Sustainability serves as an alternative to guarantee the survival of the planet's natural resources, while allowing human beings and societies ecological development solutions.

Within an ecosystem, sustainability can be observed when living beings allow factors that stimulate the survival of other living beings and the conservation of environmental resources. An example of this can be seen when certain types of fruit trees support a variety of birds and other animals in a forest.

the answer for apex is "1 and 6"