Environmental Science Chapter 10 Section 1

To which group of organisms do the most unknown belong to?

• Vertebrates
• Plants
• Insects
• Science Teachers  

____________ is a segment of DNA that is located in a chromosome and that codes for a specific hereditary trait.

• exotic species
• allele
• Gene
• Chromosome

________________ a species that is not native to a particular region.

• Exotic Species
• Endangered Species
• Threatened Species
• Endemic Species

This type of diversity refers to the variety of habitats, communities, and ecological processes within and between ecosystems.

• Ecosystem Diversity
• Species Diversity
• Genetic Diversity
• Population Diversity

Which group of organism is responsible for about 80% of our medicines we use today?

• Insects
• Fungi
• Vertebrates
• Plants

This importance of biodiversity supports the conservation and sustainable development of ecologically unique areas visited for pleasure.

• Tourism
• Ecotourism
• Genetic Conservation
• ecological conservation

A species that is vital to survival of a local ecosystem is called a(n) __.

• Marine
• Keystone
• Organism
• Latchkey

This type of diversity refers to all the different genes contained within all members of a population.

• Ecosystem Diversity
• Species Diversity
• Genetic Diversity
• Community Diversity

______________ a species that is native to a particular place and that is found only there. 

• Endemic species
• exotic species
• keystone species
• endangered species

The stinkbug eats caterpillars which are common pest for farmers.  This belongs to which benefit category of biodiversity?

• Medicinal 
• Recreational
• Agriculture
• Aesthetics