The best answer is option D.
Acid rain is simply rainfall that has been rendered acidic due to water vapor reacting with nitrogen oxide ad sulphur dioxide very high up in the atmosphere.
Acid rain is not only a threat to the ecosystem and environment, but also seriously damages buildings and sculptures.
Marble and limestone are especially vulnerable to acid rain. This is because the two building or construction materials contain calcite which is easily dissolved by acid.
Concrete surfaces and paint finishes are also seriously damaged by acid rain.
Answer:
<h2>Option - C</h2>
<h3>Hope it helps you </h3>
Answer:
reinstate a previous behavior
Explanation:
The rehabilitation to stop the pain and inflammation, for the recovery of the mobility and the muscular tone and the realization of a program of sports rehabilitation are essential to achieve a good recovery.
The recovery process must be carried out in a precise and multidisciplinary manner, the load that the knee must support and tolerate at all times, as well as rest and recovery times.
Answer:
D. Some cells can support life independently. Other cells support life collectively
Explanation:
Unicellular organisms are able to support their own life without the support of more than 1 cell. While some organisms needs multiple cells to function.
