Term
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Definition
| how scientists classify organisms & give them names |
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Term
| Who was the first scientist to come up with a naming system? |
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Definition
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Term
| How did Linnaeus classify organims? |
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Definition
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Term
| How do scientists today classify organisms? |
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Definition
| molecular biology, DNA sequencing |
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Term
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Definition
| Bacteria, Archaea, Eukarya |
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Term
| Which domain contains organisms that are prokaryotic & cell have walls made from peptidoglycan? |
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Definition
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Term
| Which domain contains organims that are prokaryotic & live in extreme environments? |
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Definition
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Term
| Which domain contains organims that are eukaryotic? |
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Definition
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Term
| Name the 4 kingdoms within the Eukarya domain. |
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Definition
| Protist, animal, plant, fungi |
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Term
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Definition
| plant, animal, protist, fungi, bacteria, archaea |
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Term
| Describe a prokaryotic cell. |
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Definition
| simple/small, no nucleus (DNA floats around), few organelles |
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Term
| Describe a eukaryotic cell. |
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Definition
| more complex, organelles, nucleus (DNA inside nucleus) |
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Term
| What are the characteristics of organims within the plant kingdom? |
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Definition
| cell walls= cellulose, autotrophic, muticellular, eukaryotic |
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Term
| What are the characteristics of organims within the animal kingdom? |
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Definition
| no cell wall, heterotrophic, multicellular, eukaryotic |
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Term
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Definition
| able to make own food (photosynthesis) |
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Term
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Definition
| not able to make its own food (must go out & obtain food) |
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Term
| What are the characteristics of organisms within the fungi kingdom? |
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Definition
| cell wall=chitin, heterotrophic, multicellular,eukaryotic |
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Term
| What are the characteristics of organisms within the protista kingdom? |
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Definition
| cell wall=silica, autotrophic/heterotrophic, unicellular, live in colonies, eukaryotic |
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Term
| List the 8 classification categories in order. |
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Definition
| domain, kingdom, phylum, class, order, family, genus, species |
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Term
| What is binomial nomenclature? |
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Definition
| naming system, 2 part name, Genus species |
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Term
Which 2 are most closely related?
Ursus arctos, Ursus maritimus, Ailuropoda melanoleus |
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Definition
| Ursus arctos & Ursus maritimus |
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Term
| Why do organisms need scientific names? |
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Definition
| universal language among scientists |
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Term
| What is a dichotomous key? |
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Definition
| tool used to classify unknown organisms |
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Term
| In binomial nomenclature, the first word represents the _____ & the second word represents the _______. |
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Definition
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Term
| If 2 organisms are in the same class, do they have to be in the same kingdom? |
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Definition
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Term
| If 2 organisms are in the same genus can they also be in the same species? |
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Definition
| yes (can be, but don't have to be) |
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Term
| Name 1 difference between bacteria and archae. |
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Definition
| cell walls of bacteria contain peptidoglycan, archae live in extreme environments |
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Term
| Which kingdom contains organisms that are autotrophs? |
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Definition
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Term
| What characteristic makes animals different from the other kingdoms? |
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Definition
| cells do not have cell wall |
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Term
| Give an example of an animal in the porifera phylum. |
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Definition
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Term
| Give an example of an animal in the cnidarian phylum. |
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Definition
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Term
| How are cnidarians more advanced than sponges? |
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Definition
| they have symmetry and some can move |
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Term
| Give an example of an animal in the flatworm phylum. |
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Definition
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Term
| How are flatworms more advanced than previous phyla? |
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Definition
| they have cephalization and simple organs |
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Term
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Definition
| sense organs are concentrated near the head |
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Term
| Give an example of an animal in the roundworm phylum. |
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Definition
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Term
| how are roundworms more advanced? |
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Definition
| they have a complete digestive track (food goes in mouth and out anus) |
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Term
| Give an example of an animal in the annelid phylum |
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Definition
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Term
| how are annelids more advanced? |
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Definition
| they have segmented bodies and simple brains |
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Term
| Give an example of an animal in the mollusk phylum. |
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Definition
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Term
| How are mollusks more advanced? |
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Definition
| some have a shell for protection, they have distinct head and foot structures |
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Term
| Give an example of an animal in the anthropod phylum. |
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Definition
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Term
| How are arthropods more advanced? |
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Definition
| they have jointed appendages and an exoskeleton |
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Term
| What are the advantages and disadvantages of having an exoskeleton? |
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Definition
Advantage: protection
Disadvantage: they must periodically molt and are vulnerable during that time |
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Term
| Give an example of an animal in the echinoderm phylum |
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Definition
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Term
| How are echinoderms more advanced? |
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Definition
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Term
| What is the advantage of having an endoskeleton compared to an exoskeleton? |
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Definition
| endoskeletons grow with the organism so they don't have to molt/shed |
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Term
| Give an example of an animal in the chordata phylum. |
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Definition
| fish, frog, reptiles, birds, humans |
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Term
| How is the chordata kingdom more advanced? |
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Definition
| all animals in this phylum have a backbone |
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Term
| What are the 5 classes within the chordata phylum? |
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Definition
| fish, amphibians, reptiles, birds, mammals |
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Term
| Give an example of an animal in the fish class |
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Definition
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Term
| Give an example of an animal in the amphibian class |
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Definition
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Term
| How are amphibians more advanced than fish? |
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Definition
| they have lungs, they can live on land and water |
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Term
| Give an example of an animal in the reptile class |
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Definition
| turtle, snake, lizard, alligator |
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Term
| How are reptiles more advanced than amphibians? |
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Definition
| they have amniotic eggs (hard waterproof shell) |
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Term
| Why is it more advantageous to have an amniotic egg? |
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Definition
| they don't have to be laid in the water, expands the area where they can live |
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Term
| Give an example of an animal in the bird class |
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Definition
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Term
| How are birds more advanced? |
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Definition
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Term
| How is being warm blooded advantageous? |
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Definition
| they can regulate their body temperatures easily |
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Term
| Give an example of an animal in the mammal class. |
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Definition
| humans, whale, bat, dog, dolphin |
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Term
| How are mammals more advanced? |
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Definition
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