Answer;
B. improved ecosystem health
Explanation;
-Surface mining is a method of extracting minerals near the surface of the Earth. The three most common types of surface mining are open-pit mining, strip mining, and quarrying.
-The environmental impact of mining includes erosion, formation of sinkholes, loss of biodiversity, and contamination of soil, groundwater, and surface water by chemicals from mining processes.The environmental effects of surface mining include;
- Habitat destruction
- Soil erosion
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Air pollution from dust particulates
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Pollution (especially from sediments)
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All surface mining techniques negatively affect the environment, though some methods are more damaging than others.
Answer:
Answer is B. Escherichia Coli.
Explanation:
Transformation involves the introduction of foreign DNA into competent organism, I.e E.coli.
This effect can be done through the application of electric current across the cell. This process is known as electroporation.
The answer is "it begins releasing the enzymes to break down large molecules
Coz they need food to live long and so they r big in size containing large amount of food. if they'll divide to form more no. of gametes then their food content will decrease and so theyll die