Question: biodiversity

Answer: the variety of organisms in a given area, the genetic variation within a population, the variety of species in a community, or the variety of communities in an ecosystem

Question: gene

Answer: a segment of DNA that is located in a chromosome and that codes for a specific hereditary trait

Question: keystone species

Answer: a species that is critical to the functioning of the ecosystem in which it lives because it affects the survival and abundance of many other species in its community

Question: ecotourism

Answer: a form of tourism that supports the conservation and sustainable development of ecologically unique areas

Question: endangered species

Answer: a species that has been identified to be in danger of extinction throughout all or a significant part of its range, and that is thus under protection by regulations or conservation measures

Question: threatened species

Answer: a species that has been identified to be likely to become endangered in the foreseeable future

Question: exotic species

Answer: a species that is not native to a particular region

Question: poaching

Answer: the illegal harvesting of fish, game, or other species

Question: endemic species

Answer: a species that is native to a particular place and that is found only there

Question: germ plasm

Answer: hereditary material that is usually contained in the protoplasm of germ cells