From the given question above, the correct answer that fits the situation is option C. The impact of removing or adding organisms to an ecosystem. When the comb jelly increased its population, this then affected also the population of the native fish populations around it which resulted in its decrease.
According to geographical analysis, the volume of groundwater that flows over a given time per unit area through a body of rock or sediment is called the "<u>hydraulic head</u>."
This is because the hydraulic head is based upon the gradient of the water table, including the permeability of the rock or sediment and groundwater thickness.
Hydraulic head is calculated in the form of liquid surface elevation.
Hydraulic head is usually expressed in units of length.
Hence, in this case, it is concluded that the correct answer is "<u>hydraulic head</u>."
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Answer:
because of pollution which causes death of many organisms which made them go extinct
I prolly won’t answer all the questions
Answer:
Working age population declining
The number of female babies killed, abandoned, or placed in orphanages increased as a result of the policy. Even after the one-child policy was rescinded, China's birth and fertility rates remained low, leaving the country with a population that was aging too rapidly as well as a shrinking workforce
