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Q.
Which of the following animals has a tetramorphic colony?
MGIMS WardhaMGIMS Wardha 2013
Solution:
Physalia is tetramorphic in nature, it consists of (i) a small dactylozooid with a long siender tantacle. (ii) a gastrozooid with mouth but no tentacle. (iii) a branched gonozooid, which bears both male and female gonophores. (iv) a large dactylozooid with an enormous nematocyst bearing fishing tentacle.