Term
|
Definition
| Anything in the environment that is used by people. |
|
|
Term
|
Definition
| A resource that is either always available or is naturally replaced in a relatively short time. |
|
|
Term
|
Definition
| A natural resource that is not replaced in a useful time frame. |
|
|
Term
|
Definition
| Contamination of land, water or air. |
|
|
Term
|
Definition
| The study of the natural processes that occur in the environment and how humans can affect them. |
|
|
Term
|
Definition
| The process of cutting down all the trees in an area at once. |
|
|
Term
|
Definition
| The process of cutting down only some trees in an area. |
|
|
Term
|
Definition
| an amount of a renewable resource that can be harvested regularly without reducing the future supply. |
|
|
Term
|
Definition
| An area with a large population of valuable ocean organisms. |
|
|
Term
|
Definition
| The practice of raising fish and other water-dwelling organisms for food. |
|
|
Term
|
Definition
| The number of different species in an area. |
|
|
Term
|
Definition
| A species that influences the survival of many others in an ecosystem. |
|
|
Term
|
Definition
| A structure in an organisms cells that carries its heretitary information. |
|
|
Term
|
Definition
| The disappearance of all members of a species from Earth. |
|
|
Term
|
Definition
| A species in danger of becoming extinct in the near future. |
|
|
Term
|
Definition
| A species that could become endangered in the near future. |
|
|
Term
|
Definition
| The loss of a natural habitat. |
|
|
Term
|
Definition
| The breaking of a habitat into smaller isolated pieces. |
|
|
Term
|
Definition
| Illegal killing or removal of wildlife from their habitats. |
|
|
Term
|
Definition
| The mating of animals in zoos or wildlife preserves. |
|
|
Term
| What are 3 types of environmental issues that affect us. |
|
Definition
| Resource use, population growth, and pollution. |
|
|
Term
| What 3 improvements helped our population to grow? |
|
Definition
| Medicines, agriculture and waste disposal. |
|
|
Term
| Name a few common resources we use from the forest. |
|
Definition
| Fruits, seeds, rubber, lumber, paper, furniture,oxygen..... |
|
|
Term
| Can forests be a renewable resource? How? |
|
Definition
| Yes, if we plant new trees to replace the ones we cut down. |
|
|
Term
| More than 1/2 of the species on Earth are? |
|
Definition
|
|
Term
| Tropical rain forest takes up less than 7% of land but has what percentage of species? |
|
Definition
|
|
Term
| Name two examples of keystone species. |
|
Definition
| Sea otters and sea stars. |
|
|
Term
| Why are fishing limits set? |
|
Definition
| To prevent overfishing and extinction. |
|
|
Term
| Name two examples of keystone species. |
|
Definition
| Sea otters and sea stars. |
|
|
Term
| Name some items we get from biodiversity. |
|
Definition
| Food, clothing, tourism, jobs, money... |
|
|
Term
| True or False. Biodiversity has both economic value and ecological value within an ecosystem. |
|
Definition
|
|
Term
| Factors that affect biodiversity in an ecosystem. |
|
Definition
| Area, climate, and diversity of niches. |
|
|
Term
| True or False. Many plants, animals, and other organisms are economically valuable for humans. |
|
Definition
|
|
Term
| This common garden flower is used to treat some forms of cancer. |
|
Definition
|
|
Term
| What are the cancer fighti |
|
Definition
|
|
Term
| What are the cancer fighting crystals that are found under the bark of the yew tree? |
|
Definition
|
|
