Biodiversity questions and answers

Biodiversity Correct Answer: the variety of organisms in an area, the genetic variation in the population, the different kind of species in the area and the different communities in the ecosystem What is an example of biodiversity Correct Answer: the tropical rain forest How many species are known to science Correct Answer: 1.7 million What is the mostly known species to science Correct Answer: insects What are the 3 levels of biodiversity Correct Answer: species, ecosystems and genetics Species diversity Correct Answer: the differences between populations of species Ecosystem diversity Correct Answer: the variety of habitats Genetic diversity Correct Answer: the different genes contained within all the members of the population Gene Correct Answer: a segment of DNA that is located in the chromosome Keystone species Correct Answer: the most important, it is the species that is needed for the functioning of the ecosystem Genetic variation Correct Answer: increases the chances that some members of the population may survive environmental pressures Eco-tourism Correct Answer: is the form of tourism that supports the conservation What is an example of an eco-tourism Correct Answer: madagascar Mass extinction Correct Answer: when many species die in a short period of time What are the major ways extinction happens Correct Answer: destroying habitats, adding new species, pollution and over population f species Poaching Correct Answer: the illegal way to kill animals DDT Correct Answer: a pesticide that is illegal because it kills off animals Endemic species Correct Answer: a species that is native to a particular place Biodiversity hotspot Correct Answer: the most threaten areas of species