Answer:
fertilizers, insecticides and pesticides are washed into water bodies, usually when they are being watered, these fertilizers grow algae and water plants at the surface of the water leaving minimal sunlight and oxygen to reach the marine life, this is called eutrophication.
Explanation:
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Answer: The following is not an advantage of a constructed wetland for treating livestock wastewater:
<em>a) May facilitate mosquito breeding</em>
<em>e) Can be aesthetically pleasing</em>
It is an bionic ground to treat industrialized waste matter. It is fashioned for land restoration after excavation, or as a extenuation step for areas squandered to development .
<u><em>Therefore, the correct option in this regards are (a) and (e).</em></u>
Answer:
A
Explanation:
A. Tectonic plates near a fault continue to move even though the fault remains motionless,
<span>The country is using all its resources efficiently.
</span>--- Pairs shifts PPC to the right arrow<span>
A new technology is invented to produce more food grains in the country.
--- </span>Both point on the original PPC arrow<span>
The country plans to produce goods that are not possible to produce with the available resources.
--- </span>Both unattainable point<span>
Many of the country’s young people died in an earthquake.
--- </span>Both shifts PPC to the left arrow<span>
</span>