3. Plants have an important role in the ecosystem known as the which means they create food for other
organisms in the ecosystem.
4. Fish, Birds and insects act as
in this
ecosystem, which means they feed upon the plants, algae and
bacteria.
5. The role of the
is to break down all living
matter in the ecosystem so the cycle can continue for more
generations.
6. The original source of all the energy in the ecosystem is the

What is a metal replacement reaction

What is the molarity of the solution produced when 145 g of nacl is dissolved in sufficient water to prepare 2.75 l of solution?

The picture represents the process that produces most of the energy used by living organisms on earth. which process is represented in the picture? a) the magnetic attraction between two hydrogen nuclei. b) the fusion of hydrogen nuclei to produce a helium nucleus in the core of the sun. c) the fission of hydrogen nuclei to produce a helium nucleus in the core of the sun. d) the chemical reaction between hydrogen nuclei to produce a helium nucleus in earth's atmosphere.