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A student has identified a triploblastic coelomate segmented animal as an arthropod. Which additional character the student should have verified before identifying that animal as an arthropod ?
One character is given wrongly for phylum chordata mark it –
Vertebral column is present in the vertebrates only. It is not present in all the chordates.
Which of the following is a chordate feature, not shared by the non-chordates ?
Chordates show the presence of nerve cord, Notochord and pharyngeal gill slits.
Lamprey is not a fish since it does not have
In which of the following class of Annelida, one pair ovaries and several pair testes are found ?
One pair of ovary and 11 pairs of test is are found in Leechor Hirudinea.
The presence of compound eyes is characteristics of the phylum
Following chordata is not a vertebrate
Annelida and mollusca resemble in many embryonic features because both have
Absence of head, unsegmented body and endoskeleton of dermal calcareous plate are the characters of
The scientific name of Ostrich is