44. Both members of the Phylum Echinodermata and Phylum Chordata are a. Protosto

Question

44. Both members of the Phylum Echinodermata and Phylum Chordata are a. Protostomes b. Acoelomates c. Deuterostomes d. Psuedocoelomates 45. Which is not a characteristic feature of reptiles? a. Reptiles are ectotherms b. Reptiles conserve valuable body water by excreting nitrogen in the form of uric aci c. d. paste Reptiles lay shelled eggs on land None of them 46. Which of the following characteristics do arthropods and annelids share? a. Segmentation b. Open circulatory system c. Acoelomates d. Setae e. Crop and gizzard 47. All of the following are characteristics of mollusks EXCEPT: a. Radula b. Jointed appendages c. Muscular foot d. Gills e. Shells secreted by mantle

Explanation / Answer

44 C) deuterostomes.

45.d) none of them.

46.a) segmentation.

47.b) jointed appendages.

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