EXAM 3 1407 BIOLOGY EXAM
QUESTIONS AND ANSWERS
What organisms are autotrophs and heterotrophs? - Correct Answers -Bacteria, protists
What are the characteristics of the different groups of microorganisms? - Correct
Answers -Microorganisms examples are bacteria, archaea, fungi, viruses, and protists.
Bacteria are found in nearly every organism in the world.
What types of organisms belong to the different clades of organisms that we've gone
over? - Correct Answers -Eumetzoa/ Bilateria /lophotrochozoan-
platy: flat worms, flukes, tapeworms,
Mollucs: Snails, slugs, oysters, clams, octopuses, and squids are just a few of the
variety of molluscs,
Annelida: earthworms, many tube-dwellers, and leeches.
Eumetazoa/ Radiata- cindira :sponges
Eumetzoa/ Ecdysozoa- scorpions, spiders, ticks, mites, Millipedes, Centipedes.
myriapods, crustaceans, Nematodes
Deuterostomia- starfish, Lancelets
Which prokaryotes are pathogenic and which are not? - Correct Answers -Prokaryotes
that are in domain bacteria are pathogenic
prokaryotes in domain Archae are not
What adaptation allows certain bacteria such as botulinum to resist most antibacterial
methods? - Correct Answers -mutation and selection,
Which animal group does not have tissues derived from the mesoderm? - Correct
Answers -phylum Cnidaria -(jellyfish, polyps, hydras)
What does ecdysis mean? What organisms perform this? - Correct Answers -Molting
What trait arose in cartilaginous fishes that made feeding a lot easier? - Correct
Answers -jaws which have tiny teeth with the upper row of teeth having a layer of
enamel and the lower row of teeth is made up of bone tissue.
QUESTIONS AND ANSWERS
What organisms are autotrophs and heterotrophs? - Correct Answers -Bacteria, protists
What are the characteristics of the different groups of microorganisms? - Correct
Answers -Microorganisms examples are bacteria, archaea, fungi, viruses, and protists.
Bacteria are found in nearly every organism in the world.
What types of organisms belong to the different clades of organisms that we've gone
over? - Correct Answers -Eumetzoa/ Bilateria /lophotrochozoan-
platy: flat worms, flukes, tapeworms,
Mollucs: Snails, slugs, oysters, clams, octopuses, and squids are just a few of the
variety of molluscs,
Annelida: earthworms, many tube-dwellers, and leeches.
Eumetazoa/ Radiata- cindira :sponges
Eumetzoa/ Ecdysozoa- scorpions, spiders, ticks, mites, Millipedes, Centipedes.
myriapods, crustaceans, Nematodes
Deuterostomia- starfish, Lancelets
Which prokaryotes are pathogenic and which are not? - Correct Answers -Prokaryotes
that are in domain bacteria are pathogenic
prokaryotes in domain Archae are not
What adaptation allows certain bacteria such as botulinum to resist most antibacterial
methods? - Correct Answers -mutation and selection,
Which animal group does not have tissues derived from the mesoderm? - Correct
Answers -phylum Cnidaria -(jellyfish, polyps, hydras)
What does ecdysis mean? What organisms perform this? - Correct Answers -Molting
What trait arose in cartilaginous fishes that made feeding a lot easier? - Correct
Answers -jaws which have tiny teeth with the upper row of teeth having a layer of
enamel and the lower row of teeth is made up of bone tissue.
