CH.9 Taxonomy Flashcards by Megan Costa

What are the classifications in Taxonomy?

Domain (eukarya),
Kingdom (Amimalia),
Phylum (chordata),
Class (Mammalia),
Order (carnivora),
Family (Felidae),
Genus (Felis),
Species (catus)

Do Kids Prefer Candy Over Good Fried Green Spinach? (MNEMOMIC)

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What are the 3 domains?

Eubacteria, Archaea, and Eukarya

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Which of the following pairs of classification levels are the least closely
related within the taxonomic hierarchy?

A. Class and order
B. Domain and phylum
C. Genus and kingdom
D. Species and family

C. Genus and kingdom

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What kingdom does Eukarya domian have ?

protista, fungi, plantae, and animalia.

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What kingdom is Prokaryotes?

Eubacteria, and Archae

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what is the difference between Gram + and Gram - ?

Gram + : thick cell wall made of peptidoglycan & teichoic acids, which is heat resistance and has no outer membrane.
(Purple, Peptidoglycan (thick) Teichoic acid )

Gram - : Thin peptidoglycan layer and has an outer membrane. no teichoic acids.
(Lps, Outer membrane, Negative, Gram

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What color does Gram + and Gram - produce when stained?

Gram + : dark purple
Gram - : pink/ light purple

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Compare and contrast the difference between Bacteria and Archaea in prokaryotes.

COMPARE: 70s ribosomes, DNA is circular, uses flagella to move, & reproduces via binary fission.

Contrast: Bacteria- is made of peptidoglycan, ester linkages, & no introns / histones. Archaea: made of polysaccharide psedinuerim , ether linkages, has introns/ histones.

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Where is the genetic information of Eubacteria and Archaea primarily
located?
A. Membrane bound nuclei
B. Nucleoid region
C. Plasma membrane
D. Rough endoplasmic reticulum

B. Nucleoid region

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Which of the following is found in gram-negative bacteria but NOT
gram-positive bacteria?
A. Exotoxins
B. Lipopolysaccharides
C. Peptidoglycan
D. Teichoic acids

B. Lipopolysaccharides

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Which of the following statements is true when comparing prokaryotes and
eukaryotes?
A. Prokaryotes contain 80S ribosomes
B. Eukaryotes are larger in diameter
C. Eukaryotes utilize simultaneous transcription and translation
D. Prokaryotes post-transcriptionally modify mRNA before translation

B. Eukaryotes are larger in diameter

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What are the 3 types of Protista’s?

Fungus like, plant like, and animal like

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What are the main characteristics of
Fungus like Protista
Plant like Protista
Animal like Protista?

Fungus like Protista: is mold, no cell wall, uses flagella / cilia to move, Feed via phagocytosis, & Reproduce via asexual reproduction
and sporulation.

Plant like Protista: Algae, PRIMARY PRODUCER, are photosynthetic, and examples are diatoms and dinoflagellates(red tides)

Animal like Protista: known as protozoa, are heterotrophic and contain food vacuoles.

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Which of the following is true of plant-like protists?
A. Also known as protozoa
B. Contain cell walls made of chitin
C. Eukaryotic
D. Heterotrophic

C. Eukaryotic

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Which of the following is a cell wall component that is unique to fungi?
A. Amylose
B. Chitin
C. Peptidoglycan
D. Phospholipids

B. Chitin

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Lichens are best described as:
A. Single-celled decomposers
B. Parasitic organisms composed of two fungi
C. Symbiotic associations between fungi and autotrophs
D. Anaerobic bacteria forming mutualistic relationships

C. Symbiotic associations between fungi and autotrophs

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What is the primary role of the algal or cyanobacterial component in a lichen?
A. Absorb minerals from the air
B. Provide structure
C. Photosynthesize and provide nutrients
D. Protect the fungal partner

C. Photosynthesize and provide nutrients

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During sexual reproduction, fungi alternate between which two ploidy stages?
A. Haploid and tetraploid
B. Haploid and diploid
C. Diploid and triploid
D. Monoploid and triploid

B. Haploid and diploid

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Why do fungi undergo sexual reproduction under unfavorable environmental conditions?
A. To eliminate weak alleles
B. To increase the population size
C. To produce genetically diverse offspring
D. To preserve energy

C. To produce genetically diverse offspring

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Which process results in offspring that are genetically identical to the parent in fungi?
A. Meiosis
B. Fertilization
C. Sporulation by mitosis
D. Crossing over

D. Crossing over

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Asexual reproduction in fungi usually occurs under which type of environmental conditions?
A. Unfavorable
B. Stable
C. Dry
D. Anaerobic

B. Stable

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The main difference between hyphae and mycelium is:

A. Hyphae are reproductive units, while mycelium is for digestion.
B. Hyphae are made of cellulose, while mycelium is made of lignin.
C. Hyphae are individual filaments, while mycelium is a network of hyphae.
D. Mycelium reproduces sexually, hyphae reproduce asexually.

C. Hyphae are individual filaments, while mycelium is a network of hyphae.

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Which of the following best describes fungi?
A. Prokaryotic and autotrophic
B. Eukaryotic and saprophytic
C. Eukaryotic and autotrophic
D. Prokaryotic and heterotrophic

B. Eukaryotic and saprophytic

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What is the 10 animal phylum ?

Study These Flashcards

Privileged Children Play Nicely, Respectfully, and Maturely. Arthur Ensures Cooperation.

All members of the Kingdom Animalia share which of the following characteristics? A. Unicellular and autotrophic B. Eukaryotic, diploid, multicellular, heterotrophic, aerobic C. Prokaryotic, diploid, and autotrophic D. Multicellular, anaerobic, and autotrophic

B. Eukaryotic, diploid, multicellular, heterotrophic, aerobic

Which phylum is correctly classified as an acoelomate? A. Nematoda B. Rotifera C. Platyhelminthes D. Mollusca

C. Platyhelminthes because they have no coelom.

A pseudocoelom is characterized by: A. A body cavity fully surrounded by mesoderm B. No body cavity at all C. A body cavity partially surrounded by mesoderm D. A body cavity that forms from the archenteron

C. A body cavity partially surrounded by mesoderm

Which of the following phyla are correctly matched to being coelomates? A. Annelida, Mollusca, Arthropoda, Echinodermata, Chordata B. Nematoda, Rotifera, Mollusca C. Porifera, Cnidaria, Platyhelminthes D. Annelida, Nematoda, Chordata

A. Annelida, Mollusca, Arthropoda, Echinodermata, Chordata

What are the Phyla are connected tp acoelomates?

Porifera, cnidaria, platyhelminths

What are the Phyla are connected to pseudocoelomates?

nematoda & rotifera

Which type of cleavage is associated with protosome? A. Radial and indeterminate B. Spiral and determinate C. Bilateral and irregular D. Horizontal and totipotent

B. Spiral and determinate

Which type of cleavage is associated with deuterostome? A. Radial and indeterminate B. Spiral and determinate C. Bilateral and irregular D. Horizontal and totipotent

A. Radial and indeterminate

Which of the following phyla exhibits radial symmetry as adults? A. Cnidaria B. Echinodermata C. Platyhelminthes D. Mollusca

B. Echinodermata (as adults as a larvae bilateral) , cniadria

Which of the following phyla exhibits radial symmetry ? more than one may apply. A. Arthropoda B. Platyhelminthes C. Echinodermata D. Cnidaria

C. Echinodermata D. Cnidaria

Which type of body symmetry is associated with greater mobility and cephalization? A. Asymmetry B. Radial symmetry C. Bilateral symmetry D. Spherical symmetry

C. Bilateral symmetry

Which of the following best describes cephalization? A. Presence of limbs on both sides of the body B. Development of a head region with a brain and sensory organs C. Formation of a central cavity D. Duplication of body parts

B. Development of a head region with a brain and sensory organs

Cephalization is most likely to be found in animals that: A. Are sessile B. Exhibit radial symmetry C. Move actively and have bilateral symmetry D. Reproduce asexually

C. Move actively and have bilateral symmetry

In oviparous animals, embryos: A. Develop inside the mother and receive nutrients from the placenta B. Hatch from eggs laid outside the body C. Develop inside eggs retained within the mother but without direct nourishment from her D. Bud off from the parent

B. Hatch from eggs laid outside the body

Which type of reproduction involves live birth and direct nourishment from the mother via a placenta or similar structure? A. Oviparous B. Viviparous C. Ovoviviparous D. Asexual

B. Viviparous

Which statement best describes ovoviviparous animals? A. Lay eggs and provide parental care B. Give birth to live young after eggs hatch inside the body, but without a placenta C. Lay eggs that hatch in water D. Nourish embryos through an umbilical cord

B. Give birth to live young after eggs hatch inside the body, but without a placenta

Sharks are commonly ovoviviparous, meaning: A. They lay eggs in sand where the embryos develop B. The mother nourishes the embryos via a placenta C. Eggs hatch within the mother’s body and young are born live D. Embryos develop externally in water

C. Eggs hatch within the mother’s body and young are born live

Which of the following is a characteristic of Cnidarians? A. Bilateral symmetry B. Diploblastic C. Parazoan D. Sessile

B. Diploblastic

All of the following are characteristics common to platyhelminthes, nematoda, and rotifera EXCEPT one. Which of the following is the EXCEPTION? A. Bilateral symmetry B. Triploblastic C. Protostomes D. Pseudocoelomates

D. Pseudocoelomates

Which of the following organism is found within the first phylum to develop body segmentation? A. Earthworms B. Flatworms C. Roundworms D. Snails

A. Earthworms

All of the following are characteristics shared by all arthropods EXCEPT one. Which of the following is the EXCEPTION? A. Eucoelomate B. Diploblastic C. Exoskeleton made of chitin D. Open circulatory system

B. Diploblastic

All of the following are characteristics of echinodermata EXCEPT for one. Which of the following is the EXCEPTION? A. Coelomates B. Protostomes C. Radial body symmetry D. Triploblastic

B. Protostomes

what is the mnemonic to remember the 11 classes of chordates.

My Brother Can Always Offer Real Amphibians Real Big Magical Antlers.

Which class of chordates includes animals with cartilaginous skeletons and no swim bladder? A. Osteichthyes B. Chondrichthyes C. Actinopterygii D. Cephalaspidomorphi

B. Chondrichthyes

Frogs and salamanders belong to which class of chordates? A. Reptilia B. Amphibia C. Mammalia D. Aves

B. Amphibia

Which class is characterized by feathers, light bones, and oviparity? A. Aves B. Reptilia C. Mammalia D. Amphibia

A. Aves

The coelacanth and lungfish are members of which class? A. Actinopterygii B. Chondrichthyes C. Sarcopterygii D. Osteichthyes

C. Sarcopterygii

Which of the following classes contains jawless, parasitic vertebrates with a notochord? A. Amphibia B. Myxini C. Cephalaspidomorphi D. Reptilia

C. Cephalaspidomorphi

Which of the followings has a two chambered heart? Toad Kangaroo Whale Salamander Salmon

Salmon

Which of the following phyla has specialized cells known as nematocysts? Platyhelminthes Cnidaria Rotifera Annelida Chordata

Cnidaria

Which of the following phyla is not diploblastic? Platyhelminthes Nematoda Rotifera A and B A, B, and C

A, B, and C - they are all triploblastic.

Which of the following statements best describes the term karyogamy? The merging of two haploid cytoplasm The merging of two haploid nuclei The merging of two diploid nuclei The separation of two haploid nucleoplasm None of the above

The merging of two haploid nuclei

Which of the following phyla has specialized cells known as nematocysts? Platyhelminthes Cnidaria Rotifera Annelida Chordata

Cnidaria

CH.9 Taxonomy Flashcards

(58 cards)