1. Tardigrade
  2. Question
  3. Biology
  4. The name of phylum is derived from certain features of animals. Select that how many of these are correct. a. Cnidaria—Cnidoblasts / cnidocytes b. Flatworms—Dorso-ventrally flattened body c. Platyhelminthes—Circular cross section d. Aschelminthes—Body surface is indistinctly marked out into segments or metameres e. Echinodermata—Exoskeleton of calcareous ossicles

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Q. The name of phylum is derived from certain features of animals. Select that how many of these are correct.
$a$. Cnidaria—Cnidoblasts / cnidocytes
$b$. Flatworms—Dorso-ventrally flattened body
$c$. Platyhelminthes—Circular cross section
$d$. Aschelminthes—Body surface is indistinctly marked out into segments or metameres
$e$. Echinodermata—Exoskeleton of calcareous ossicles

Animal Kingdom

Solution:

Correct answer is (c) 4