Blume Ch 12.2
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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| Sponges probably_________Separatly. | Evolved
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| Most Sponges are Asymmetrical and... | Sessile
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| A sponge is a hollow... | Animal
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| Sponges often have _____ or _____ for protection and support. | spicules and spogin
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| Sponges pull food through there... | Pores
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| Most sponges are _______ so they can produce sperm and eggs. | Hermaphrodites
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| ________ are invertebrates. | Cnidarians
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| Most cnidarians live in ______ water | Salt
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| Most cnidarians have two body... | Forms
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| The polyp is a _____ shaped and sessile | Vase
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| The ______ is a bell shaped form. | Medusa
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| Cnidarians have __________ symmetry. | radial
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| Two cell layers are arranged into.... | Tissue
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| Cnidarians are________ . | Predators
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| Cnidarians reproduce both.... | sexually and asexually
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| Most cnidarian fossiles are remained in_______ . | Coral
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| Coral reefs have a hard______ | Shell
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| Coral reefs are _______ ecosystems. | Diverse
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| Coral reefs provide _______ such as shells, pearls, chemicals. | Resources
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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:
JLyttleton
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