Lesson 5 Biodiversity
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Biodiversity | The total number of different species on Earth, including those on land, in the water, and in the air
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| Keystone Species | A species that influences the survival of many other species in an ecosystem
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| Gene | A sequence of DNA that determines a trait and is passed from parent to offspring
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| Extinction | The disappearance of all members of a species from Earth
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| Endangered Species | A species in danger of becoming extinct in the near future
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| Threatened Species | A species that could become endangered in the near future
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| Habitat Destruction | the loss of a natural habitat
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| Habitat Fragmentation | The breaking of a habitat into smaller, isolated pieces
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| Poaching | Illegal killing or removal of wildlife from their habitats
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| Captive Breeding | The mating of animals in zoos or wildlife preserves
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
dguilliams
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