Blume Ch 12.3 Reinforcement
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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| Worms are divided into two types, ____________ and _____________. | flatworms and roundworms
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| All worms are _____________ with three tissue layers. In addition, all worms have ____________ symmetry. | Invertebrates and Bilateral
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| _____________ and _____________ are types of parasite flatworms. | tapeworms and flukes
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| Parasites depend on a host organism to meed their needs. Planaraians however, are ______________________ flatworms. | free-living
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| Roundworms were the first group of animals to evolve a digestive system with a ______________ and an ________. | Mouth and Anus
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| Some like the ___________________ that attack dogs, are parasites. Most, however, are free-living. | heart worms
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| Roundworms comprise a group of worms known as _________________. | nematodes
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| How does a tapeworm eat? | Tapeworms attach themselves in a host's intestine and absorbe food the host has digested
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| Describe the life cycle of a fluke. | The eggs are fertilized in the female, and she lays the fertilized eggs in a host. The egga leave in the host's waste and often infect snails anfter losing deposited in water. other hosts like humans, cn be infected while swimming.
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| What is the most widespread human disease caused by flukes? | schistosomiasis
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| List three ways roundworms are helpful to humans. | Roundworms help fight insects, may be used to kill ticks that cause Lyme disease, and help provide healthy soil.
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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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