Answer:
MULTISYSTEM FAILURE DUE TO ADVANCED AGE
Explanation:
it is also known as AGE OF RECIDING PANDEMIC . an increase in average life expectancy from about 30 years to about 50 years of age
This question is not complete; here is the complete question:
A one-hectare pond is sampled in early September. The sample yields 1 small catfish as well as 17 benthic invertebrates that represent 10 species.
If the pond is resampled a year later, which of the following would best indicate that the pond had been adversely affected by adjacent development?
A. An uncommon species has become more numerous
B. An increase in low-tolerance species has occurred
C. A decrease in high-tolerance species has occurred
D. Phylogenetic diversity has occurred
E. The biodiversity of the pond has decreased
The answer to this question is E. The biodiversity of the pond has decreased
Explanation:
In ecology, an ecosystem can be affected by adjacent developments including human developments or even other ecosystems and this can lead to positive or negative consequences.
In this context, one example that shows the was an adverse effect is "The biodiversity of the pond has decreased" because the reduction in diversity represents a major thread for an ecosystem as this makes species more vulnerable to disappear. Also, this can be caused by factors such as pollution caused by human development or major predator of the adjacent ecosystem feeding on organisms in the main ecosystem. Besides this, in the first sample, there were multiple species and a reduction in the second sample shows the ecosystem was weakened.
The formula to determine the multiplier(M) is:
M = 1 / (1 – MPC)
where:
MPC=Marginal propensity to consume
What Is a Multiplier?
A multiplier is a broad term in economics that refers to an economic factor that, when increased or changed, causes increases or changes in many other related economic variables. In terms of GDP, the multiplier effect causes total output gains to be greater than the change in spending that caused it.
Typically, the term multiplier refers to the relationship between government spending and total national income. The deposit multiplier is another multiplier used to explain fractional reserve banking.
Often the multiplier formula is considered to be too simple because it ignores some real-world complications. The Reason is:
Option A. The formula ignores the impact of an increase in GDP on consumption.
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Err... can someone explain this to me too?