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Home» Education» NEET Coaching» Biology»NEET Coaching Biology: Biological Classification

NEET Coaching Biology: Biological Classification

MCQ Based on NEET Examination - Biological Classification

Krishna Das 17 Mar 2019 Biology Leave a comment 957 Views

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NEET Coaching Biology: Biological Classification Sample Questions (Plus One Topic) 

    1. Select the correct statement
      1. The three-domain system has also been proposed divides the Kingdom Monera into one domains, leaving the remaining eukaryotic kingdoms with second and third domain and thereby a six kingdom classification.
      2) Marine forms of amoeboids have silica shells on their surface.
      3) Slime moulds are saprophytic protists. The body moves along decaying twigs and leaves engulfing organic material. Under suitable conditions, they form an aggregation called plasmodium which may grow and spread over only few cm.
      4) The below diagram represent saprophytic protozoans.
    2. Select the correct options regarding prions
      1) In modern medicine certain infections neurological diseases were found to be transmitted by an agent consisted of normally folded protein.
      2) The agent was large in size compared to viruses. These agents were called prions.
      3) The most notable diseases caused by prions are bovine spongiform encephalopathy (BSE) commonly called mad cow disease in cattle
      4) Its homologous variant Cr–Jacob disease (CJD) in humans.
    3. In lichens mycobionts do …………..A……… .and phycobionts do……….B…….
      1) A= provide shelter and absorb mineral nutrients and water B= prepare food
      2) A= prepare food B= provide shelter and absorb mineral nutrients and water
      3) A= provide shelter  B= prepare food and absorb mineral nutrients and water
      4) A= absorb mineral nutrients and water  B= prepare food and provide shelter
    4. Viroids are
      1) Main cause of bovine spongiform encephalopathy
      2) High molecular weight RNA cause potato spindle
      3) Free RNA that lack protein coat discovered by T O Diener in 1981
      4) A new infectious agent that was smaller than viruses and caused potato spindle tuber disease
    5. The name virus that means venom or poisonous fluid was given by
      1) Pasteur
      2) D.J. Ivanowsky
      3) M.W. Beijerinek
      4) W.M. Stanley
    6. …………………. (1892) recognised certain microbes as causal organism of the mosaic disease of tobacco .These were found to be …………………….because they passed through bacteria-proof filters.
      1) D.J. Ivanowsky 1893, smaller than bacteria
      2) Pasteur 1892, larger than bacteria
      3) D.J. Ivanowsky 1892, smaller than bacteria
      4) M.W. Beijerinek 1898, smaller than bacteria
    7. Find the mismatch
      1) M.W. Beijerinek (1898) -demonstrated that the extract of the infected plants of tobacco Contagium vivum fluidum
      2) W.M. Stanley (1935) -viruses could be crystallised and crystals consist largely of proteins.
      3) D.J. Ivanowsky 1893-demonstrated that the extract of the infected plants of tobacco Contagium vivum fluidum
      4) All are correct
    8. Bacteriophages are
      1) Usually single stranded DNA viruses that infect the bacteria
      2) Usually double stranded RNA viruses that infect the bacteria
      3) Usually double stranded DNA viruses that infect the bacteria
      4) Usually double stranded RNA viruses that infect the plants
    9. Select the correct option regarding the diagram

      A                   B               C                  D
      1) Head      collar         sheath       Tail fibres
      2) Head      sheath       collar         Tail fibres
      3) DNA       Collar         Sheath      Tail fibres
      4) Head collar Sheath basal plate

 

    1. The viruses are
      1) Acellular organisms that are characterised by having an inert crystalline structure inside the living cell.
      2) Non-cellular organisms that are characterised by having an inert crystalline structure inside the living cell.
      3) Non-cellular organisms that are characterised by having an inert crystalline structure outside the living cell.
      4) Non-cellular organisms that are characterised by having an inert crystalline structure inside and outside the living cell.
    2. Find out the mismatched pair
      1) Bladderwort -insectivorous plants
      2) Cuscuta –parasite
      3) Venus fly trap -insectivorous plants
      4) Sundew- parasite
    3. Select the correct statements regarding dueteromycetes
      A. Once perfect (sexual) stages of members of dueteromycetes were discovered they were often moved to ascomycetes and basidiomycetes.
      B. The deuteromycetes reproduce only by sexual spores known as conidia
      C. The mycelium is Aseptate and branched.
      D. Some members are saprophytes or parasites while a large number of them are decomposers of litter and help in mineral cycling.
      E. Some examples are Alternaria, Colletotrichum andTrichoderma.
      1) A,B,C
      2) A,D,E
      3) B,C,D,E
      4) A,C,D,E

 

    1. Basidiospores are
      1) Exogenous spores found in fruiting bodies of Agaricus Ustilago and neurospora.4 in one basidium
      2) Endogenous spores found in fruiting bodies of Agaricus Ustilago and Puccinia 8 in one basidium
      3) Exogenous spores found outside fruiting bodies of Agaricus Ustilago and Puccinia .8 in one basidium
      4) Exogenous spores found in fruiting bodies of Agaricus Ustilago and Puccinia . 4 in one basidium
    2. Asexual spores are absent in
      1) Neurospora Ustilago and Puccinia
      2) Agaricus Ustilago and Puccinia
      3) Agaricus Ustilago Neurospora and Puccinia
      4) Agaricus Ustilago claviceps and Puccinia
    3. Neurospora is used
      1) Extensively in biochemical and genetic work. They posses endogenous spores called ascospores
      2) Very less in biochemical and genetic work. They posses endogenous spores called ascospores
      3) Extensively in biochemical and genetic work. they posses exogenous spores called basidiospores
      4) Extensively in biochemical and genetic work.the posses exogenous spores called ascospores
    4. Find the correct sequence of life cycle in Ascomycytes
      1) Plamogamy -dikaryon–fruiting body-karyogamy-meiosis-ascospores-haploid hyphae
      2) Fruiting body – Plamogamy –dikaryon-karyogamy-meiosis-ascospores-diploid hyphae
      3) Plamogamy- dikaryon –fruiting body-karyogamy-meiosis-ascospores-diploid hyphae
      4) Fruiting body- Plamogamy –dikaryon-karyogamy-meiosis-ascospores-haploid hyphae
    5. Coprophilous fungi include
      1) Peziza and pilobolus dueteromycetes
      2) Peziza and pilobolus basidiomycetes
      3) Peziza and pilobolus ascomycetes
      4) Agaricus and colletotrichum-basidiomycete
    6. Fungi causing ring worm infections are
      1) Trichoderma.-Dueteromycetes
      2) Aspergillus – Ascomycytes
      3) Alternaria, Colletotrichum-phycomycetes
      4) None of the above

 

    1. Non motile endogenous asexual spores are
      1) Zoospore
      2) Aplanospore
      3) Ascospores
      4) Conidiospores
    2. Dikaryon phase is found in
      A. Rhizopus
      B. Albugo
      C. Ustilago
      D. Aspergillus
      E. Mucor
      F. Puccinia
      G. Colletotrichum
      H. Penicillium
      I. Claviceps
      J. Neurospora
      K. Yeast
      1) C,D,F,H,I,J
      2) A,C,D,J
      3) B,D,E,F,G,H,I
      4) A,C,D,J,K
    3. Many members like morels and truffles are.
      1) Edible and are considered delicacies in basidiomycetes
      2) Not edible and are considered delicacies in ascomycetes
      3) edible and are not considered delicacies in ascomycetes
      4) Edible and are considered delicacies in dueteromycetes
    4. Select the incorrect statements
      1) White spots seen on mustard leaves are due to a parasitic algal fungi- albugo
      2) Some unicellular fungi, e.g., yeast are used to make bread and beer.
      3) Wheat rust-causing Puccinia belongs to ascomycetes
      4) Some are the source of antibiotics, e.g., Penicillium.

 

    1. Symbiotic forms of fungi seen in association with lichens are
      1) Usnea
      2) Cladonia
      3) Rocella
      4) All the above
    2. Storage form of food in fungi is
      1) Oil
      2) Oil and glycogen
      3) Oil,glycogen and starch
      4) Laminarin and mannitol
    3. Fusion of gametangia is seen in
      1) Rhizopus,mucor,albugo
      2) Puccinia ,aspergillus
      3) Trichoderma,Colletotricum
      4) All the above
    4. Find the correct pair
      A. Primary mycelium-monokaryotic and haploid
      B. Secondary mycelium-monokaryotic and diploid(2n)
      C. Tertiary mycelium- dikaryotic and diploid(2n)
      1) 1 only
      2) 1 and 2 only
      3) 1,2 and 3
      4) None are correct
    5. Cell wall of fungi is made of
      1) Chitin – a heteropolysaccharide
      2) Chitin and pectin- homopolysaccharides
      3) Chitin –a homopolysaccharide
      4) Chitin,pectin and hemicellulose
    6. Select the parasitic fungi from the following
      1. Puccinia
      2. Penicillium
      3. Albugo
      4. Peziza
      5. Pilobolus
      6. Ustilago
      1) 1,4,5,6
      2) 1,3,6
      3) 1 and 6 only
      4) All the above
    7. The three-domain system has also been proposed that divides the Kingdom …..A………into two domains, leaving the remaining ….B……….kingdoms in the third domain and thereby a six kingdom classification.
      A                          B
      1) Protista           Eukaryotes
      2) Monera           Prokaryotes
      3) Fungi              Eukaryotes
      4) Monera           Eukaryotes

 

    1. Select the correct statements regarding earlier classification systems
      I. Included bacteria, blue green algae, fungi, mosses, ferns, gymnosperms and the angiosperms under ‘Plants’.
      II. The character that unified this whole kingdom was that all the organisms included had a cell wall in their cells.
      III. It brought together the prokaryotic bacteria and eukaryotic blue green algae with other groups which were eukaryotic.
      IV. It also grouped together the unicellular organisms and the multicellular like Chlamydomonas and Spirogyra were placed together under algae.
      V. The classification did not differentiate between the heterotrophic group – fungi, and the autotrophic green plants
      1) I,ii,iii,iv
      2) I,ii,iv,v
      3) I,ii,v
      4) All are correct
    2. Kingdom Protista has brought together
      1. Chlamydomonas,
      2. Chlorella
      3. Paramoecium
      4. Amoeba
      1) 1 and 2
      2) 3 and 4
      3) All the above
      4) None of these
    3. Classification system is usuallybased on
      A. Morphological
      B. Physiological
      C. Reproductive similarities
      D. Phylogenetic,
      1) A and B
      2) A and C
      3) A, B and D
      4) All the above
    4. Structure shown below is a microscopical view of

      1) Spores of Coccus
      2) Bacillus with some spores
      3) Coccus
      4) Spirilla
    5. Most extensive metabolic diversity is seen in
      1) Monera
      2) Protista
      3) Fungi
      4) Plantae and Animalia
    6. The vast majority of bacteria are
      1) Photosynthetic autotrophic
      2) Chemosynthetic autotrophic.
      3) Heterotrophs and decomposers
      4) 2 and 3
    7. Bacterial structure is …….A…., they are very ……..B……….in behaviour
      A                       B
      1) Simple        simple
      2) Simple        complex
      3) Complex     simple
      4) Complex     complex
    8. Motile eubacteria should posses
      1) Pili and fimbria
      2) flagellum
      3) Cilia and flagellum
      4) 1 and 2
    9. Main difference between archaebacteria and eubacteria is
      1) Cell membrane structure
      2) Cell wall structure
      3) Mesosomes
      4) All the above
    10. Select the odd one
      1) Salty areas -Halophiles,
      2) Hot springs –Thermoacidophiles
      3) Marshy areas- Methanogens
      4) Heterocyst – nostoc

 

    1. Select the incorrect statements about cyanobacteria
      1) Have chlorophyll a, b,d and carotenoids similar to green plants and are photosynthetic autotrophs
      2) The cyanobacteria are unicellular, colonial or filamentous, freshwater marine or terrestrial algae.
      3) The colonies are generally surrounded by gelatinous sheath
      4) They often form blooms in polluted water bodies.
    2. These organisms can fix atmospheric nitrogen in specialised cells called heterocysts,found in
      1) Nostoc found in association with alnus
      2) Anabaena found in coralloid roots of cycas
      3) Spirulina
      4) Chlorella
    3. Some members ofcyanobacteria oxidise various inorganic substances such as …………………………….and use the released energy for their ATP production.
      1) Nitrates,
      2) Nitrites
      3) Ammonia
      4) all the above
    4. Cyanobacteria somemembers play a great role in recycling nutrients like
      A. Nitrogen
      B. Phosphorous
      C. Carbon
      D. Chlorine
      E. calcium
      F. Iron
      G. Sulphur.
      1) A,B,G
      2) A,B,D,E,G
      3) A,B,F,G
      4) All the above
    5. Bacteria mainly reproduce by
      1) Spore formation
      2) Budding
      3) Fission
      4) Conjugation
    6. Mycoplasma
      a. Is the smallest cell without a cell wall
      b. Belongs to kingdom monera
      c. Anaerobic and pathogenic
      d. Pathogenic to animals and plants
      e. Pathogenic to animals only
      1) a,b,c,e
      2) a,b,c,d
      3) b,c,d
      4) b,c,e
    7. Diatoms and golden algae (desmids). They are found
      1) In fresh water environments only. They are microscopic and does not float in water currents
      2) In marine environments only. They are microscopic and float passively in water currents
      3) In fresh water as well as in marine environments. They are large massive and float passively in water currents
      4) In fresh water as well as in marine environments. They are microscopic and float passively in water currents
    8. Chief producers in oceans are
      1) Gonyaulax
      2) Euglena
      3) Planktons
      4) All the above
    9. Diatoms cell wall deposits are used in
      1) Polishing, filtration of oils and syrups
      2) Making sound proof walls
      3) Heat resistant bricks
      4) All the above
    10. Cell wall of the organism given below is

      1) Made of cellulose and double layered
      2) Made of silica and has two valves
      3) Made of pectin and cellulose and highly sculptured
      4) Made of outer pectin and inner cellulosic layer
    11.  Select the correct statement regarding the organism given below
      a. fresh water organisms found in stagnant water
      b. Marine water organisms found in stagnant water
      c. Have cell wall
      d. Have protein coat
      e. Have unequal flagella
      f. Have similar pigments like higher plants
      g. Heterotroph
      h. always autototroph
      i. Myxotroph
      j. Connecting link between plantae and animalia
      1) a,c,e,i
      2) b,d,ef,i
      3) a,d,e,f
      4) a,d,e,f,i,j

 

  1. African sleeping sickness is caused by
    1) Trypanosoma.a motile protozoan
    2) Trypanosoma. A non motile sporozoan
    3) Plasmodium a non motile sporozoan
    4) None of these
  2. Paramoecium have a cavity ……………..that opens to the outside of the cell surface to intake food
    1) Gullet
    2) Pseudopodia
    3) Water canal system
    4) Water vascular system
  3. Dual nucleus is a character of an organism belonging to……………..
    1) Amoeboid protozoan
    2) Flagellated protozoan
    3) Ciliated protozoan
    4) Sporozoans
  4. Virus infecting plants have…….p……….and animals have ………………q………
    a. ssRNA
    b. ds RNA
    c. ssDNA
    d. dsDNA
    P                     Q
    1) a                 a,b,d
    2) a,b              a,b,c,d
    3) a,b,c,d        a,b,d
    4) a                 a,b,c,d
  5. Mosaic formation, leaf rolling and curling, yellowing and vein clearing, dwarfing and stunted growth are symptoms of
    1) Fungal infection
    2) Viral infections
    3) Bacterial infections
    4) All the above
  6. Biological indicators of pollution are
    1) Some algae associated with fungi
    2) Some blue green algae associated with fungi
    3) Some algae or blue green algae associated with fungi
    4) None of these
Biological Classification Coaching MCQ NEET Plus One Topics Sample Questions 2019-03-17
Tags Biological Classification Coaching MCQ NEET Plus One Topics Sample Questions
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Posted by : Krishna Das
NEET Biology Specialist.
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