A population of birds is uncovered on a far island. I m sorry of the following information is most necessary in deciding if the birds all belong come a single species?
extirpation and extinctionspeciation and immigrationspeciation and also extinctionimmigration and also extirpationemigration and extinction
species, ecosystem, and also biosphere levelsspecies and ecosystem levelsgenetic, species, ecosystem, and also biosphere levelsgenetic, species, and ecosystem levels

Global biodiversity exists in a number of patterns. The largest and most obvious of these is the biodiversity is __________.

You are watching: Ecotourism ________.


higher at the start of a river than at the enddistributed evenly across Earth"s surfacegreatest in ~ the equator and drops as you relocate farther phibìc or southgreatest in ~ high elevations but drops together you descend
Equatorial climatic conditions favor generalists.Stable equatorial climatic conditions discourage any one types from overcoming the ecosystem and encourage biodiversity.
Glaciation events at the equator promote varieties diversity.Equatorial climatic conditions provide little energy, so species must occupational together come share what is available.
Vocabulary Review: BiodiversityDrag the terms on the left come the appropriate blanks top top the right to complete the sentences.
1. A species
is a distinct type of organism, a set of people that unique share particular characteristics and can breed v one another and also produce abundant offspring.2. Extinction occurs as soon as the critical individual that a given varieties dies, and also the types ceases to exist.3. When a varieties disappears indigenous an area it once occupied, yet the species still exists elsewhere, this is called extirpation.4. The number or variety of varieties in a given an ar is called varieties diversity.5. Populations with very tiny genetic diversity are vulnerable to environmental readjust because castle may absence the capacity to it is adapted to various conditions.

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6. Biodiversity is defined as the selection of life throughout all levels of biological organization.
increases the variety of available pathogensis a potential source of new food items or new genetic varieties of currently foodsdecreases the number of predatorsreduces the variety of pollinators easily accessible to any kind of one tree speciesmeans the there is genetic uniformity
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