DAT Booster Test V (Biology) with 100% Verified Solutions

DAT Booster Test V (Biology) with 100% Verified Solutions The way substances and waste in the kidney are removed from the blood is by... - CORRECT ANSWER Filtration Segmentation is a characteristic of which three phyla? - CORRECT ANSWER Arthropoda Chordata (Vertebrates) Annelida (ex: leech) Important examples of organisms in Phylum Echinodermata - CORRECT ANSWER Starfish Brittle stars Sand dollars Sea lilies Sea urchins Sea cucumbers Sea daisies Important characteristics of Phylum Echinodermata - CORRECT ANSWER Sessile (slow moving) Radial symmetry in adults only NOT segmented Water vascular system present in their tube feet Calcareous endoskeleton covered by thick skin Which animals (phylum) have a digestive tract with one opening? - CORRECT ANSWER Phylum Platyhelminthes (flatworms) Tapeworms are a type of flatworm Important characteristics of Phylum Platyhelminthes - CORRECT ANSWER Bilateral symmetry Cephalization Lack body cavities Digestive tract with one opening Classes within Phylum Platyhelminthes - CORRECT ANSWER Turbellaria - Excretory structure called flame cells Trematoda - All parasitic - Mostly internal Cestoda - Tapeworms - Organ of attachment called a scolex How old is the Earth? - CORRECT ANSWER 4.5 billion years old How old are prokaryotes? - CORRECT ANSWER 3.5 billion years old