Phylum mollusca can be distinguished from other invertebrates by the presence of
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Order Rhynchocephalia consists of |
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When tail is cylindrical and ventral scales do not extend the entire width of belly the snake is |
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Cnidarians having cells called cnidocytes, contain organelles known as ______. |
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The metamorphosis of insects appears to be regulated through |
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Which one of the following statements about certain given animals is correct? |
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Which one of the following is oviparous? |
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Cysticercus stage is formed in |
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Cold-blooded animals fall into which category? |
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One example of animals having a single opening to the outside that serves both as mouth as well as anus is |
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Radula is found in |
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