Energy must be transformed in ecosystems because
a.
energy cannot be created or destroyed
b.
an organism’s energy must go somewhere
c.
an organism’s energy must come from somewhere
d.
all of the above

select the best answer from the choices provided

a
b
c
d

the answer would be d) all of the above

Explanation: According to the law of conservation of energy, energy cannot be created nor destroyed but it can be transformed from one form to another. In the given scenario, an ecosystem has many species in it including living and non living things. There are consumers and producers so producers produce energy and consumers consume that energy. And this cycle continue.

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1. amino acid refers to the fundamental building block of proteins, comprising of an amino group and a carboxyl group.

2. catalyst refers to any substance, which increases the rate of chemical reaction without being used up in the reaction.

3. a complex molecule containing he genetic code is dna or deoxyribonucleic acid.

4. an enzyme refers to a molecule of protein, which is unique in accelerating up a particular chemical reaction in the biological systems.

5. nucleic acid refers to an sequence of sugars, phosphates, and nitrogenous bases, for example, dna and rna.

6. a protein refers to a large, composite organic molecule comprising of a huge number of amino acids associated together with the of peptide bonds.

7. rna refers to a nucleic acid that takes part in the production of proteins.

8. substrate refers to a compound, which takes part in a chemical reaction, and is chemically modified by the reaction.