Answer:
Explanation:
Studies indicate that mining is one of the most perilous occupation in the world in terms of injuries and fatalities, and also due to the long term health effects associated with it. Long term effects include respiratory problems such as pneumoconiosis, asbestosis, and silicosis.
Astronomers use the distancebetween Earth and sun, which is 93 million miles, as a new unit of measure called the Astronomical Unit. It is defined to be exactly 1.00 for the Earth-Sun orbit distance, and we call this distance 1.00 AUs.
Answer: mitochondria the powerhouse of the cell
Explanation:
<h2>Hello!</h2>
The answer is: B. If one essential nutrient within an ecosystem runs out, primary productivity will be limited.
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Why?</h2>
Nutrients are located in the soil, and they are phosphorous, nitrogen, potassium, magnesium, carbon among other nutrients.
When one of these essential nutrients is not present, plants or vegetation growth will be negatively affected, meaning that the primary productivity will be limited, and the only way to restore it is fixing the soil where the vegetation is located.
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