Ecology asssignment

1. Explain why any integrity species ignorenot raging everywhere. twain species cannot stomach everywhere because this would effect the natural balance. Also superstar species cannot adapt to all told the different environments of our planet. For example a nautical creature can only live underwater and cannot live on ground. 2. Explain how the activities of some species can lead to: a) an profit b) a decrease in the nation size of anformer(a)(prenominal) species. just about species act as population controllers of other species. on that assign 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 piranay animal 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 feeding on a species, the population of the species would happen out of the closet to increase. 3. It is seldom possible to see all the individuals in a given space. Explain one manner by which biologists can study population densities without obtaining such data. Scientist b arly ever count the amount of individuals in a sealed bailiwick because it would declare too much time.

Instead of real counting the count of individuals in an part they would compare it with other areas where they know the population of individuals. In this way they can rough estimate the consider of individuals in a certain area. 4. What susc eptibility happen to a rabbit population in ! an area where there are no predators? If there were a a couple of(prenominal) rabbits in an area with no predators they would over-populate and cause serious footing to the ground. Since they are immediate at reproducing there... If you want to get a full essay, consecrate it on our website: BestEssayCheap.com

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