Answer:
chemical spills can have major environmental impacts. Spilled oil and other chemicals can physically damage marine life with run-off contamination in the water. ... Spilt chemicals can also run-off into soil, causing severe ecological damage and making such areas inhabitable for flora and fauna.
Explanation:
The correct answer is: [B]: "sludge" .
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Answer:
important to the economy of Ethiopia as a diversification from agriculture. Currently, mining comprises only 1% of GDP. Gold, gemstones (diamonds and sapphires), and industrial minerals are important commodities for the country's export-oriented growth strategy. Tantalum mining has also been profitable
Answer:
a) calculating the concentration at which 50% of the test organisms of a particular species die
Explanation:
Bioassays -
<u>Bioassays is an analytical method to assess the effect of marine pollutant on the organism by estimating the concentration at which 50% of the test organisms die after exposing the test organisms for a specified time.</u>
It can be done by quantitative or by qualitative experiment , or direct or indirect .
It is used to detect the biological hazards or give the quality assessment of the mixture .
It is also used for the monitoring the quality of water .
Force, Momentum and Time is being related by Newton's second law.
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