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Biology
7. Diversity in Living Organisms
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Q33 of 72 Page 204

Identify a member of porifera:

Spongilla is a type of freshwater sponge which has a water canal system. Numerous pores are also present in the body of the organism.

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31

Hard calcium carbonate structures are used as a skeleton by:

32

Pteridophyta do not have:

34

Which is not an aquatic animal?

35

Amphibians do not have the following:

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7. Diversity in Living Organisms
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