Ecology asssignment

1. Explain why any integrity species ignorenot raging everywhere. some(prenominal) species cannot exit everywhere because this would effect the natural balance. Also virtuoso species cannot adapt to every(prenominal) the different environments of our planet. For example a marine creature can only live underwater and cannot live on ground. 2. Explain how the activities of some species can lead to: a) an working out b) a decrease in the nation size of an opposite(prenominal) species. around species act as population controllers of other species. on that patch must be a balance between the two and this is of import to a healthy landscape. The decrease in the population is caused by the food chain, for example when a tiger preys on a zebra the population decreases. The increase of the population of a species is caused by the vulture when it stops feeding on a species lower than the predator in the food chain. So when the predator stops or reduces the amount of feedin g on a species, the population of the species would be out of the closet to increase. 3. It is seldom possible to see all the individuals in a given space. Explain one rule by which biologists can study population densities without obtaining such data. Scientist b arly ever count the amount of individuals in a certain(p) bailiwick because it would declare too much time.

Instead of real counting the count of individuals in an field of battle they would compare it with other areas where they know the population of individuals. In this way they can more or less estimate the consider of individuals in a certa in area. 4. What world power happen to a r! abbit population in an area where there are no predators? If there were a some rabbits in an area with no predators they would over-populate and cause serious monetary value to the ground. Since they are immediate at reproducing there... If you want to get a full essay, consecrate it on our website: OrderCustomPaper.com

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