Many of the characteristics of the Serengeti ecosystem in east Africa have been influenced by <u>volcanic activity in the region</u>
This is further explained below.
<h3>What is
an ecosystem?</h3>
Generally, An ecosystem is made up of all the different kinds of species as well as the physical environment in which they live and function.
These biotic and abiotic parts are connected to one another through the cycling of nutrients and energy fluxes in the ecosystem.
In conclusion, The volcanic activity that has occurred in the area has had a significant impact on the ecology that exists in the Serengeti, which is located in east Africa.
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Answer:For these people, it was a time of 4) downward mobility
Explanation:
Downward mobility – occurs when people come down to lower classes based on social classes that they were original born under. In the late 40s and 50s they were plenty managerial opportunities that arised for certain individuals from certainly groups however with time these opportunities are getting over filled and these individuals are parents already which means their kids who come after them no longer have spaces to fill in the upper positions but to take lower positions that are available to them. Then finding themselves in lower social ranks as compared to those of their fathers.
The correct answer would be, Criterion Variable.
College officials know that there is a good relationship between scores on the SAT and the success in college. In this situation, success in college is the Criterion Variable.
Explanation:
Criterion Variable is commonly known as the dependent variable. There are two types of variables used in research processes, one is Dependent and the other is Independent. A dependent variable is the one which is dependent upon the results of the independent variable.
So in the given scenario, college officials know that there is a good relationship between SAT scores and College success. In this situation, SAT score is the independent variable, whereas the College success is the dependent variable, which means that if a student gets good score in SAT, he will surely perform good in the college.
Learn more about the Dependent and Independent Variables at:
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Answer:
holidays , beliefs or customs passed from generation to the next.
Explanation:
