Answer:
Health
Explanation: Knowing an individuals breathing rate heart rate and or blood hormone levels could help you find weather or not that person has any heart problems or just health problems in general. Hope this helped :)
Answer:
The example for population density is "two jaguars per thousand hectares"
Explanation:
To known the population size per unit area we use population density. Or sometimes use it for volume. It is expressed in quantity or in the type. Mostly used for the living organisms, specifically humans. It's unit is expressed in square kilometers or may say in square mile. It is used for country, city, town and another territory. The negative relationship is found to affect the population density. It depends on the reproduction and survival.
C
Brown algae
Im pretty sure this is correct
