The primary source of energy for almost every ecosystem on Earth is the sun
B.) Support and protect the cell.
Answer:
D
Explanation:
it regulates the flow of water into the cell
Plants provide us with oxygen, food, fuel and fiber. Among other reasons, scientists study plants to improve and secure the food supply for an increasing world population, identify new sources of bioactive compounds and medicines, improve fiber production and identify sources of biofuels and biorenewable resources.
Answer:
Natural resources are identified by their beauty. Natural Resources are distributed for the glory of own nation and even to justify the own country. The natural beauty also helps to shows the peace and prosperity of the nation
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