Unravel the World of Unicellular Eukaryotic Parasites
120 Questions
2 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which of the following protists use pseudopodia for locomotion?

  • Diatoms
  • Ciliates
  • Amoebas (correct)
  • Radiolarians
  • What is the primary mode of locomotion for Paramecium?

  • Cilia (correct)
  • Apical complex
  • Pseudopodia
  • Flagella
  • Which supergroup includes amoebas and slime molds?

  • Amoebozoa (correct)
  • Eumycetozoa
  • Rhizaria
  • Chromalveolata
  • What is the characteristic feature of apicomplexans?

    <p>Apical complex</p> Signup and view all the answers

    Which protist is responsible for causing malaria?

    <p>Plasmodium vivax</p> Signup and view all the answers

    What is the primary mode of reproduction for ciliates?

    <p>Conjugation</p> Signup and view all the answers

    Which protist is the only parasitic ciliate that affects humans?

    <p>Balantidium coli</p> Signup and view all the answers

    What is the function of contractile vacuoles in ciliates?

    <p>Excrete excess water</p> Signup and view all the answers

    Which supergroup includes diatoms and dinoflagellates?

    <p>Chromalveolata</p> Signup and view all the answers

    What is the primary mode of locomotion for radiolarians?

    <p>Pseudopodia</p> Signup and view all the answers

    Which of the following is a characteristic of protozoa?

    <p>They are chemoheterotrophic</p> Signup and view all the answers

    What is the dormant stage of a protozoan called?

    <p>Cyst</p> Signup and view all the answers

    How does asexual reproduction occur in protozoa?

    <p>By binary fission</p> Signup and view all the answers

    What are the products of schizogony called?

    <p>Merozoites</p> Signup and view all the answers

    How does sexual reproduction increase genetic diversity in protozoa?

    <p>By syngamy</p> Signup and view all the answers

    What organelle do some protozoa have for osmotic regulation?

    <p>Contractile vacuoles</p> Signup and view all the answers

    What may mitochondria be altered to in parasitic protozoa?

    <p>Kinetoplasts</p> Signup and view all the answers

    What are the whip-like structures found in many protists called?

    <p>Flagella</p> Signup and view all the answers

    Which of the following is NOT a characteristic of protozoa?

    <p>Multicellular</p> Signup and view all the answers

    What is the actively feeding growing stage of a protozoan called?

    <p>Trophozoite</p> Signup and view all the answers

    Which subgroup of the Excavata supergroup lacks mitochondria but has flagella?

    <p>Fornicata</p> Signup and view all the answers

    Which protist causes severe diarrhea when ingested and is spread through cysts from feces that contaminate water supplies?

    <p>Giardia lamblia</p> Signup and view all the answers

    Which subgroup of the Excavata supergroup lives in the guts of animals like termites and cockroaches and has a large, complex cell structure with an undulating membrane and often many flagella?

    <p>Parabasalia</p> Signup and view all the answers

    Which protist is an STD that causes vaginal discomfort and discharge in women, and can be transmitted by men?

    <p>Trichomonas vaginalis</p> Signup and view all the answers

    Which subgroup of the Excavata supergroup includes photosynthetic organisms that feed and are motile?

    <p>Euglenozoa</p> Signup and view all the answers

    Which protist causes African sleeping sickness and is transmitted by the tsetse fly?

    <p>Trypanosoma brucei gambiense</p> Signup and view all the answers

    Which protist causes South American sleeping sickness (Chagas) and is transmitted by the reduviid bug?

    <p>Trypanosoma cruzi</p> Signup and view all the answers

    Which protist causes disfiguring skin disease and is vectored by the sandfly Phlebotomus?

    <p>Leishmania</p> Signup and view all the answers

    Which class of antiprotozoal drugs inhibits folic acid synthesis, like in bacteria?

    <p>Sulfonamides</p> Signup and view all the answers

    Which class of antiprotozoal drugs interferes with DNA synthesis?

    <p>Nitroimidazoles</p> Signup and view all the answers

    Which of the following is a characteristic of protozoa?

    <p>They have a wide variety of habitats</p> Signup and view all the answers

    What is the dormant stage of a protozoan called?

    <p>Cyst</p> Signup and view all the answers

    Which of the following is NOT a characteristic of protozoa?

    <p>They are multicellular organisms</p> Signup and view all the answers

    Which protist causes African sleeping sickness and is transmitted by the tsetse fly?

    <p>Trypanosoma</p> Signup and view all the answers

    What may mitochondria be altered to in parasitic protozoa?

    <p>Kinetoplasts</p> Signup and view all the answers

    Which protist is responsible for causing malaria?

    <p>Plasmodium</p> Signup and view all the answers

    What is the primary mode of locomotion for Paramecium?

    <p>Cilia</p> Signup and view all the answers

    Which subgroup of the Excavata supergroup lacks mitochondria but has flagella?

    <p>Euglenozoa</p> Signup and view all the answers

    Which of the following protists use pseudopodia for locomotion?

    <p>Amoeba</p> Signup and view all the answers

    Which protist causes severe diarrhea when ingested and is spread through cysts from feces that contaminate water supplies?

    <p>Giardia</p> Signup and view all the answers

    Which subgroup of the Excavata supergroup includes photosynthetic organisms that feed and are motile?

    <p>Euglenozoa</p> Signup and view all the answers

    What is the primary mode of locomotion for Paramecium?

    <p>Cilia</p> Signup and view all the answers

    Which protist is responsible for causing malaria?

    <p>Plasmodium</p> Signup and view all the answers

    Which class of antiprotozoal drugs interferes with DNA synthesis?

    <p>Nitroimidazoles</p> Signup and view all the answers

    Which subgroup of the Excavata supergroup lives in the guts of animals like termites and cockroaches and has a large, complex cell structure with an undulating membrane and often many flagella?

    <p>Parabasalia</p> Signup and view all the answers

    Which protist causes severe diarrhea when ingested and is spread through cysts from feces that contaminate water supplies?

    <p>Giardia lamblia</p> Signup and view all the answers

    Which protist causes African sleeping sickness and is transmitted by the tsetse fly?

    <p>Trypanosoma brucei gambiense</p> Signup and view all the answers

    Which protist is an STD that causes vaginal discomfort and discharge in women, and can be transmitted by men?

    <p>Trichomonas vaginalis</p> Signup and view all the answers

    Which subgroup of the Excavata supergroup lacks mitochondria but has flagella?

    <p>Fornicata</p> Signup and view all the answers

    Which supergroup includes amoebas and slime molds?

    <p>Amoebozoa</p> Signup and view all the answers

    What is the characteristic feature of apicomplexans?

    <p>Apical complex</p> Signup and view all the answers

    What is the primary mode of reproduction for ciliates?

    <p>Conjugation</p> Signup and view all the answers

    What is the primary mode of locomotion for Paramecium?

    <p>Cilia</p> Signup and view all the answers

    Which subgroup of the Excavata supergroup lives in the guts of animals like termites and cockroaches and has a large, complex cell structure with an undulating membrane and often many flagella?

    <p>Parabasalids</p> Signup and view all the answers

    What is the characteristic feature of apicomplexans?

    <p>Apical complex</p> Signup and view all the answers

    Which supergroup includes diatoms and dinoflagellates?

    <p>Chromalveolata</p> Signup and view all the answers

    How does asexual reproduction occur in protozoa?

    <p>Binary fission</p> Signup and view all the answers

    Which subgroup of the Excavata supergroup lives in the guts of animals like termites and cockroaches and has a large, complex cell structure with an undulating membrane and often many flagella?

    <p>Parabasalids</p> Signup and view all the answers

    Which of the following is NOT a characteristic of protozoa?

    <p>Cell wall</p> Signup and view all the answers

    Which protist causes severe diarrhea when ingested and is spread through cysts from feces that contaminate water supplies?

    <p>Entamoeba histolytica</p> Signup and view all the answers

    Which of the following is a characteristic of fungi?

    <p>They have cell walls made of cellulose</p> Signup and view all the answers

    What is the primary mode of reproduction for molds?

    <p>Formation of spores</p> Signup and view all the answers

    Which of the following is a sensitivity of fungi to antibiotics?

    <p>Sensitive to penicillin</p> Signup and view all the answers

    Which of the following is a characteristic of eubacteria?

    <p>They have sterols in their cell membranes</p> Signup and view all the answers

    What are the two forms in which fungi can grow?

    <p>Mold and yeast</p> Signup and view all the answers

    What is the primary mode of locomotion for radiolarians?

    <p>Pseudopodia</p> Signup and view all the answers

    Which type of hyphae contains cross walls called septa?

    <p>Septate hyphae</p> Signup and view all the answers

    What is the primary mode of reproduction in fungi?

    <p>Asexual reproduction</p> Signup and view all the answers

    Which type of fungi can take either yeast or hyphae form depending on the conditions?

    <p>Dimorphic fungi</p> Signup and view all the answers

    What is the typical fungal growth temperature for most fungi?

    <p>23°C</p> Signup and view all the answers

    What is the primary mode of locomotion for yeast?

    <p>Yeast do not have locomotion</p> Signup and view all the answers

    What is the function of mycorrhizae?

    <p>Contribute essential minerals and water to promote plant growth</p> Signup and view all the answers

    Which antifungal medication primarily treats Candida albicans infections?

    <p>Nystatin</p> Signup and view all the answers

    Which antifungal medication inhibits ergosterol biosynthesis in the fungal membrane?

    <p>Imidazoles</p> Signup and view all the answers

    Which antifungal medication is active against systemic fungal infections of Candida and Cryptococcus?

    <p>Flucytosine</p> Signup and view all the answers

    Which antifungal medication interferes with mitosis by binding to microtubules?

    <p>Griseofulvin</p> Signup and view all the answers

    Which antifungal medication inhibits biosynthesis of the fungal cell wall?

    <p>Echinocandins</p> Signup and view all the answers

    Which antifungal medication is known for causing leakage of the cell's contents by binding to ergosterol?

    <p>Polyenes</p> Signup and view all the answers

    Which group of fungi is the oldest known and ecologically important?

    <p>Chytridiomycota</p> Signup and view all the answers

    Which group of fungi is predominantly aquatic and thought to be derived from a protozoan ancestor?

    <p>Chytridiomycota</p> Signup and view all the answers

    Which group of fungi includes molds with nonseptate hyphae and is important for food science and as crop pathogens?

    <p>Zygomycota</p> Signup and view all the answers

    Which group of fungi accounts for 75% of all fungi and includes fungi used as food, common causes of food spoilage, and human pathogens?

    <p>Ascomycota</p> Signup and view all the answers

    Which group of fungi includes molds with septate hyphae and both asexual and sexual reproduction?

    <p>Ascomycota</p> Signup and view all the answers

    Which group of fungi forms symbioses with plants, leaves and stems, and is a fungal partner in lichen?

    <p>Ascomycota</p> Signup and view all the answers

    Which fungus is responsible for causing the disease known as thrush?

    <p>Candida albicans</p> Signup and view all the answers

    Which fungal disease affects the lower respiratory tract and is often referred to as 'summer flu'?

    <p>Histoplasmosis</p> Signup and view all the answers

    Which fungal disease is commonly known as 'athlete's foot'?

    <p>Dermatophytosis</p> Signup and view all the answers

    Which fungus is responsible for causing the disease known as ringworm?

    <p>Trichophyton rubrum</p> Signup and view all the answers

    Which fungal disease is commonly known as 'jock itch'?

    <p>Dermatophytosis</p> Signup and view all the answers

    Which fungus is responsible for causing the disease known as candidiasis?

    <p>Candida albicans</p> Signup and view all the answers

    Which of the following is NOT a characteristic of fungi?

    <p>They are unicellular</p> Signup and view all the answers

    What is the primary mode of reproduction for fungi?

    <p>Fragmentation</p> Signup and view all the answers

    Which of the following is a characteristic of fungi?

    <p>They produce spores</p> Signup and view all the answers

    What is the primary mode of locomotion for fungi?

    <p>They are non-motile</p> Signup and view all the answers

    Which of the following is NOT a characteristic of eubacteria?

    <p>They can undergo photosynthesis</p> Signup and view all the answers

    Which group of fungi includes molds with septate hyphae and both asexual and sexual reproduction?

    <p>Ascomycetes</p> Signup and view all the answers

    Which type of hyphae contains cross walls called septa?

    <p>Septate hyphae</p> Signup and view all the answers

    What is the primary mode of reproduction in fungi?

    <p>Both sexual and asexual reproduction</p> Signup and view all the answers

    Which type of fungi can take different forms depending on the conditions?

    <p>Histoplasma capsulatum</p> Signup and view all the answers

    What is the most common way fungi obtain nutrients?

    <p>Absorption</p> Signup and view all the answers

    Which group of fungi forms symbiotic relationships with plants and promotes plant growth?

    <p>Mycorrhizae</p> Signup and view all the answers

    Which class of antiprotozoal drugs interferes with DNA synthesis?

    <p>Antimalarials</p> Signup and view all the answers

    Which fungal infection primarily affects the gall bladder and can cause diarrhea and respiratory illness?

    <p>Microsporidiosis</p> Signup and view all the answers

    Which antifungal medication is effective against systemic fungal infections caused by Aspergillus, Cryptococcus, and Candida?

    <p>Amphotericin B</p> Signup and view all the answers

    Which antifungal medication inhibits ergosterol biosynthesis in the fungal membrane?

    <p>Clotrimazole</p> Signup and view all the answers

    Which antifungal medication is used to treat Candida skin infections?

    <p>Miconazole</p> Signup and view all the answers

    Which antifungal medication is used to treat athlete's foot?

    <p>Miconazole</p> Signup and view all the answers

    Which antifungal medication is used to treat fungal infections in immunocompromised patients, such as those with HIV?

    <p>Ketoconazole</p> Signup and view all the answers

    Which group of fungi is the oldest known and ecologically important?

    <p>Chytridiomycota</p> Signup and view all the answers

    Which group of fungi is terrestrial, saprophytic, and important for food science and crop pathogens?

    <p>Zygomycota</p> Signup and view all the answers

    Which group of fungi accounts for 75% of all fungi and includes fungi used as food, common causes of food spoilage, and human pathogens?

    <p>Ascomycota</p> Signup and view all the answers

    Which group of fungi contains obligate symbionts that exist in the roots of more than 80% of the world's land plants?

    <p>Glomeromycota</p> Signup and view all the answers

    Which group of fungi is predominantly aquatic and thought to be derived from a protozoan ancestor?

    <p>Chytridiomycota</p> Signup and view all the answers

    Which group of fungi includes molds with septate hyphae and both asexual and sexual reproduction?

    <p>Ascomycota</p> Signup and view all the answers

    Which fungal disease affects the lower respiratory tract and is often referred to as 'summer flu'?

    <p>Histoplasmosis</p> Signup and view all the answers

    Which fungal disease affects the skin and is commonly known as ringworm?

    <p>Dermatophysis</p> Signup and view all the answers

    Which fungal disease is caused by Candida albicans and is commonly known as 'yeast infection'?

    <p>Candidiasis</p> Signup and view all the answers

    Which fungal disease causes inflammation of the mouth and throat, and is characterized by a creamy coating on the tongue?

    <p>Thrush</p> Signup and view all the answers

    Which subgroup of fungi produces visible fruiting bodies, such as mushrooms?

    <p>Basidiomycota</p> Signup and view all the answers

    Which subgroup of fungi lacks mitochondria but has flagella?

    <p>Microsporidia</p> Signup and view all the answers

    More Like This

    Protists Study Flashcards
    17 questions

    Protists Study Flashcards

    BeneficialThermodynamics avatar
    BeneficialThermodynamics
    Ms Y: Protists Flashcards
    36 questions
    Evolutionary Relationships: Protists
    10 questions
    Protists and Fungi Classification Quiz
    18 questions
    Use Quizgecko on...
    Browser
    Browser