Blume ch 13.2
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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| What are marine worms called? | Polychaetes
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| True or false. Earthworms are hermaphrodites. | True
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| How do leeches eat? | They attach themselves to an animal then cut into them and suck their blood.
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| How much blood do leeches tend to take from an animal? | Two to ten times their own weight.
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| How could surgeons use leeches? | They put them on a patient to stop blood from pooling or to stop the loss of blood during surgery.
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| What are parapodia? | Paired, fleshy outgrowths on each section that help while feeding and moving.
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| True or false. Earthworms have an open circulatory system. | False
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| What do earthworms breath through? | Their skin.
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| How does the gizzard aid in digestion? | It grinds the food.
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| What is a crop? | A sac right before the gizzard in an earthworm used to store food.
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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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