Nearly all of the energy used by living things on earth to survive originally came from the sun .Producers plant produce their own food from sun,water,air (Carson dioxide) and soil.
Elevation can affect the amount of sunlight that plants receive, the amount of water that plants can absorb and the nutrients that are available in the soil. As a result, certain plants grow very well in high elevations, whereas others can only grow in middle or lower elevations.
Answer:
The Secretary of the Environment is a person whose general duty is to protect and improve the environment for the benefit of present and future generations.
<span>Enzymes are proteins that help in metabolic
reactions by assisting in the transfer of electrons from one molecule to
another. Hence, during metabolic functions, enzymes serve as catalysts that
lower the activation energy, allowing such reactions to occur. During
metabolism, enzymes may act on molecules called as substrates and is converting
them into a different molecule that is simply known as products.</span>
