Answer:
independent ecosystem
Explanation:
A tree can be called an independent ecosystem.
That’s because the tree can sustain a life on its own, and can also provide support to other forms of organisms.
Birds can make nest in the tree. Creepers and crawlers can take shade in its trunk and branches.
The tree can have bee hives and ants etc on it. It may produce fruits etc for animals to eat.
And in this way it can act as an independent ecosystem without help of any other living organism.
Answer: Option D
Explanation:
The main difference between the absolute dating and relative dating is that absolute dating helps to known the exact date of the fossil and the relative dating helps to known whether the object is younger or older from the objects or events.
The absolute age helps in determining the exact age of the fossil. There is no limit to the age range of the fossil being dated, the age can be determined based on the radioactive decay.
So, in case of relative age there is limit of comparison but in case of absolute dating the fossils age has no limit or the fossils's age can be determined no matter how old or new it is.
Answer:
One reason the healthcare administration industry is so important is because it keeps costs down. ... If a patient does not pay for medical care, the hospital may pass those costs onto other patients. Administrators can also work with a patient's insurer and find ways to cover the total cost of any services provided.
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Negative-feedback: Heart rate goes down
Positive-feedback: Hear rate goes up
Answer:
B. Bigger amount of time for exercise.
Explanation:
When you exercise that gets your blood to flow faster, and heart rate to go up at a good amount. Example; "When I was jogging my fitness tracker had said it was going quite high.".
