Solved papers for NEET Biology NEET PYQ-Morphology Of Plants

done NEET PYQ-Morphology Of Plants Total Questions - 64

  • question_answer1) The plant which bears clinging roots is: [AIPMT 1999]

    A)
    Podostemon

    B)
    Orchid

    C)
    Trapa

    D)
    Screw pine

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  • question_answer2) Casparian strips are found in:        [AIPMT 1999]

    A)
    hypodermis

    B)
    endodermis       

    C)
    periderm

    D)
    epidermis

    View Answer play_arrow
  • question_answer3) Special kinds of roots called pneumatophores are characteristics of the plants growing in: [AIPMT 2000]

    A)
    sandy soils

    B)
    saline soils         

    C)
    marshy places and salt lakes                    

    D)
    dryland regions  

    View Answer play_arrow
  • question_answer4) What happens during vascularisation in plants? [AIPMT 2000]

    A)
    Differentiation of procambium followed by primary phloem and then primary xylem

    B)
    Differentiation of procambium, xylem and phloem simultaneously

    C)
    Differentaition of procambium followed immediately by the development of secondary xylem and phloem

    D)
    Differentiation of procambium followed by the development of xylem and phloem

    View Answer play_arrow
  • question_answer5) What is the eye of potato?            [AIPMT 2001]

    A)
    Axillary bud

    B)
    Accessory bud

    C)
    Adventitious bud

    D)
    Apical bud

    View Answer play_arrow
  • question_answer6) In which of the following plant sunken stomata are found?                           [AIPMT 2001]

    A)
    Nerium

    B)
    Hydrilla

    C)
    Mango

    D)
    Guava

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  • question_answer7) Which of the following is without exception in angiosperms?                         [AIPMT 2002]

    A)
    Presence of vessels

    B)
    Double fertilization

    C)
    Secondary growth          

    D)
    Autotrophic nutrition

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  • question_answer8) Axilliary bud and terminal bud are derived from the activity of:                                [AIPMT 2002]

    A)
    lateral meristem

    B)
    intercalary meristem

    C)
    apical meristem

    D)
    parenchyma

    View Answer play_arrow
  • question_answer9) In a longitudinal section of a root, starting from the tip upward the four zones occur in the following order:                           [AIPMT (S) 2004]

    A)
    root cap, cell division, cell enlargement, cell maturation

    B)
    root cap, cell division, cell maturation, cell enlargement

    C)
    cell division, cell enlargement, cell maturation, root cap

    D)
    cell division,  cell  maturation,   cell enlargement, root cap

    View Answer play_arrow
  • question_answer10) Cell elongation in internodal regions of the green plants takes place due to:          [AIPMT (S) 2004]

    A)
    indole acetic acid

    B)
    cytokinins

    C)
    gibberellins

    D)
    ethylene

    View Answer play_arrow
  • question_answer11) Top-shaped multiciliate male gametes and the mature seed which bears only one embryo with two cotyledons, are characteristic features of: [AIPMT (S) 2005]

    A)
    polypetalous angiosperms            

    B)
    gamopetalous angiosperms

    C)
    conifers

    D)
                                             cycads

    View Answer play_arrow
  • question_answer12) Endosperm is consumed by developing embryo in the seed of                            [AIPMT (S) 2008]

    A)
    coconut

    B)
    castor

    C)
    pea

    D)
    maize

    View Answer play_arrow
  • question_answer13) Replum is present in the ovary of flower of [AIPMT (S) 2008]

    A)
    lemon

    B)
    mustard

    C)
    sunflower

    D)
    pea

    View Answer play_arrow
  • question_answer14) The floral formula is that of [AIPMT (S) 2009]

    A)
    tulip

    B)
    soybean

    C)
    sun hemp

    D)
    tobacco

    View Answer play_arrow
  • question_answer15) Vegetative propagation in mint occurs by [AIPMT (S) 2009]

    A)
    runner

    B)
    offset

    C)
    rhizome

    D)
    sucker

    View Answer play_arrow
  • question_answer16) An example of axile placentation is [AIPMT (S) 2009]

    A)
    Argemone

    B)
    Dianthus

    C)
    lemon

    D)
    marigold

    View Answer play_arrow
  • question_answer17) Which one of the following is a xerophytic plant in which the stem is modified into the flat green and succulent structure? [AIPMT (M) 2010]

    A)
    Opuntia

    B)
    Casuarina

    C)
    Hydrilla

    D)
    Acacia

    View Answer play_arrow
  • question_answer18) Aestivation of petals in the flower of cotton is correctly shown in           [AIPMT (M) 2010]

    A)

    B)

    C)

    D)

    View Answer play_arrow
  • question_answer19) Vegetative propagation in Piscia occurs by [AIPMT (M) 2010]

    A)
    stolen

    B)
    offset

    C)
    runner

    D)
    sucker

    View Answer play_arrow
  • question_answer20) In unilocular ovary with a single ovule, the placentation is                     [AIPMT (S) 2010]

    A)
    marginal

    B)
    basal

    C)
    free central

    D)
    axile

    View Answer play_arrow
  • question_answer21) Ovary is half-inferior in the flowers of [AIPMT (S) 2010]

    A)
    guava

    B)
    plum

    C)
    brinjal

    D)
    cucumber

    View Answer play_arrow
  • question_answer22) The scutellum observed in a grain of wheat or maize is comparable to which part of, the seed in other monocotyledons?        [AIPMT (S) 2010]

    A)
    Cotyledon

    B)
    Endosperm

    C)
    Aleurone layer

    D)
    Plumule

    View Answer play_arrow
  • question_answer23) Which one of the following is not a lateral meristem?                            [AIPMT (S) 2010]

    A)
    Intrafascicular cambium

    B)
    Interfascicular cambium

    C)
    Phellogen

    D)
    Intercalary meristem

    View Answer play_arrow
  • question_answer24) 
    Which one of the following diagrams represents the placentation in Dianthus? [AIPMT (M) 2011]
    [b]\[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}COOH\]
    [c]\[C{{H}_{3}}-\underset{\begin{smallmatrix}  | \\  C{{H}_{3}} \end{smallmatrix}}{\mathop{C}}\,HCOOH\]      
    [d]\[C{{H}_{3}}C{{H}_{2}}COOH\]

    A)
         

    B)

    C)

    D)

    View Answer play_arrow
  • question_answer25) Function of companion cells is [AIPMT (M) 2011]

    A)
    providing energy to sieve elements for active transport

    B)
    providing water to phloem

    C)
    loading of sucrose in to sieve elements by passive transport

    D)
    loading of sucrose into sieve elements

    View Answer play_arrow
  • question_answer26) Whorled, simple leaves with reticulate venation are present in                            [AIPMT (M) 2011]

    A)
    Calotropis

    B)
    Neem

    C)
    China rose

    D)
    Aktonia

    View Answer play_arrow
  • question_answer27) Sweet potato is homolgous to [AIPMT (M) 2011]

    A)
    potato

    B)
    colocasia

    C)
    ginger

    D)
    turnip

    View Answer play_arrow
  • question_answer28) Which one of the following statements is correct? [AIPMT (S) 2011]

    A)
    Seeds of orchids have oil-rich endosperm

    B)
    Placentation in primrose is basal

    C)
    Flower of tulip is a modified shoot

    D)
    In tomato, fruit is a capsule

    View Answer play_arrow
  • question_answer29) The 'Eyes' of the potato tuber are [AIPMT (S) 2011]

    A)
    flower buds

    B)
    shoot buds

    C)
    axillary buds

    D)
    root buds

    View Answer play_arrow
  • question_answer30) The correct floral formula of chilli is [AIPMT (S) 2011]

    A)

    B)

    C)

    D)

    View Answer play_arrow
  • question_answer31) Which one of the following is wrongly matched? [AIPMT (S) 2011]

    A)
    Puccinia                        — Smut

    B)
    Root                              — Exarch protoxylem

    C)
    Cassia                           — Imbricate aestivation

    D)
    Root pressure      — Guttation

    View Answer play_arrow
  • question_answer32) The ovary is half inferior in flowers of [AIPMT (S) 2011]

    A)
    cucumber

    B)
    cotton

    C)
    guava

    D)
    peach

    View Answer play_arrow
  • question_answer33) Which one of the following organisms is correctly matched with   its three characteristics? [AIPMT (M) 2012]

    A)
    Pea\[-{{\text{C}}_{\text{3}}}\]-pathway, endospermic seed, vexillary aestivation                       

    B)
    Tomato—Twisted aestivation, axile placentation, berry

    C)
    Onion—Bulb, imbricate aestivation, axile placentation -                            

    D)
    Maize\[-{{\text{C}}_{\text{3}}}\]-pathway, closed vascular bundles, scutellum                         

    View Answer play_arrow
  • question_answer34) 
    How many plants in-the list given below have marginal placentation?                    
    Mustard, Gram, Tulip, Asparagus, Arhar, Sunnhemp, Chilli, Colchicine, Onion, Moong,      Pea, Tobacco, Lupin               [AIPMT (M) 2012]

    A)
    Four

    B)
    Five  

    C)
    Six

    D)
    Three      

    View Answer play_arrow
  • question_answer35) Placentation in tomato and lemon is [AIPMT (S) 2012]

    A)
    parietal

    B)
    free central

    C)
    marginal

    D)
    axile

    View Answer play_arrow
  • question_answer36) Phyllode is present in            [AIPMT (S) 2012]

    A)
    Asparagus

    B)
    Euphorbia

    C)
    Australian Acacia

    D)
    Opuntia

    View Answer play_arrow
  • question_answer37) Which one of the following is correctly matched? [AIPMT (S) 2012]

    A)
    Onion                            - Bulb

    B)
    Ginger                           - Sucker

    C)
    Chlamydomonas            - Conidia

    D)
    Yeast                            - Zoospores

    View Answer play_arrow
  • question_answer38) Water containing cavities in vascular bundles are found in                                 [AIPMT (S) 2012]

    A)
    sunflower

    B)
    maize

    C)
    Cycas

    D)
    Pinus

    View Answer play_arrow
  • question_answer39) The coconut water and the edible part of coconut are equivalent to        [AIPMT (S) 2012]

    A)
    endosperm

    B)
    endocarp

    C)
    mesocarp

    D)
    embryo

    View Answer play_arrow
  • question_answer40) Vexillary aestivation is characteristic of the family                                [AIPMT (S) 2012]

    A)
    Fabaceae

    B)
    Asteraceae

    C)
    Solanaceae

    D)
    Brassicaceae

    View Answer play_arrow
  • question_answer41) Among bitter gourd, mustard, brinjal, pumpkin, China rose, lupin, cucumber, sunnhemp, gram, guava, bean, chilli, plum, Petunia, tomato, rose, Withania, potato, onion, aloe and tulip, how many plants have hypogynous flower?                                                           [NEET 2013]

    A)
    Six

    B)
    Ten      

    C)
    Fifteen

    D)
    Eighteen

    View Answer play_arrow
  • question_answer42) An example of edible underground stem is  [NEET 2014]

    A)
    carrot

    B)
    groundnut

    C)
    sweet potato

    D)
    potato

    View Answer play_arrow
  • question_answer43) To obtain virus-free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken?                                       [NEET 2014]

    A)
    Apical meristem only

    B)
    Palisade parenchyma

    C)
    Both apical and axillary meristems

    D)
    Epidermis only

    View Answer play_arrow
  • question_answer44) A major characteristic of the monocot root is the presence of                  [NEET 2015]

    A)
    open vascular bundles

    B)
    scattered vascular bundles

    C)
    vasculature without cambium

    D)
    cambium sandwiched between phloem and xylem along the radius

    View Answer play_arrow
  • question_answer45) In ginger vegetative propagation occurs through [NEET 2015]

    A)
    rhizome

    B)
    offsets

    C)
    bulbils

    D)
    runners

    View Answer play_arrow
  • question_answer46) The wheat grain has an embryo with one large, shield-shaped cotyledon known as [NEET (Re) 2015]

    A)
    epiblast

    B)
    coleorhiza

    C)
    scutellum

    D)
    coleoptile

    View Answer play_arrow
  • question_answer47) Roots play insignificant role in absorption of water in                                       [NEET (Re) 2015]

    A)
    sunflower

    B)
    Pistia

    C)
    pea

    D)
    wheat

    View Answer play_arrow
  • question_answer48) Which of the following pairs is not correctly match?                                  NEET (Re) 2015]

    A)
    Mode of reproduction Example
    Offset Water hyacinth

    B)
    Rhizome Banana

    C)
    Binary fission Sargassum

    D)
    Conidia Penicilllum

    View Answer play_arrow
  • question_answer49) The standard petal of papilionaceous corolla is also called:             [NEET - 2016 Phase-I]

    A)
    Carina

    B)
    Pappus

    C)
    Vexillum

    D)
    Corona

    View Answer play_arrow
  • question_answer50) Tricarpellary, syncarpous gynoecium is found in flowers of:             [NEET - 2016 Phase-I]

    A)
    Liliaceae

    B)
    Solanaceae

    C)
    Fabaceae

    D)
    Poaceae

    View Answer play_arrow
  • question_answer51) Which of the following is not a stem modification? [NEET - 2016 Phase-I]

    A)
    Pitcher of Nepenthes                   

    B)
    Thorns of citrus

    C)
    Tendrils of cucumber

    D)
    Flattened structures of Opuntia

    View Answer play_arrow
  • question_answer52) Water soluble pigments found in plant cell vacuoles are:                 [NEET - 2016 Phase-I]

    A)
    Xanthophylls

    B)
    Chlorophylls

    C)
    Carotenoids

    D)
    Anthocyanins

    View Answer play_arrow
  • question_answer53) Cotyledon of maize grain is called: [NEET - 2016 Phase-I]

    A)
    Plumule

    B)
    Coleorhiza

    C)
    Coleoptile

    D)
    Scutellum

    View Answer play_arrow
  • question_answer54) The term "polyadelphous" is related to                            [NEET - 2016 Phase-II]

    A)
    Gynoecium

    B)
    Androecium

    C)
    Corolla

    D)
    Calyx

    View Answer play_arrow
  • question_answer55) Which one of the following statements is not correct?                              [NEET - 2016 Phase-II]

    A)
    Offspring produced by the asexual reproduction are called clone

    B)
    Microscopic, motile asexual reproductive structures are called zoospores

    C)
    In potato, banana and ginger, the plantlets arise from the internodes present in the modified stem

    D)
    Water hyacinth, growing in the standing water, drains oxygen from water that leads to the death of fishes

    View Answer play_arrow
  • question_answer56) Therefore the DNA is in condensed form. Which of the following is made up of dead cells? [NEET-2017]

    A)
    Phloem

    B)
    Xylem parenchyma

    C)
    Collenchyma

    D)
    Phellem

    View Answer play_arrow
  • question_answer57) The morphological nature of the edible part of coconut is                             [NEET-2017]

    A)
    Pericarp

    B)
    Perisperm

    C)
    Cotyledon

    D)
    Endosperm

    View Answer play_arrow
  • question_answer58) Identify the wrong statement in context of heartwood.                                  [NEET-2017]

    A)
    It comprises dead elements with highly lignified walls

    B)
    Organic compounds are deposited in it

    C)
    It is highly durable

    D)
    It conducts water and minerals efficiently

    View Answer play_arrow
  • question_answer59) Root hairs develop from the region of [NEET-2017]

    A)
    Meristematic activity

    B)
    Maturation

    C)
    Elongation

    D)
    Root cap

    View Answer play_arrow
  • question_answer60) Which of the following facilitates opening of stomatal aperture?                    [NEET-2017]

    A)
    Longitudinal orientation of cellulose microfibrils in the cell wall of guard cells

    B)
    Contraction of outer wall of guard cells

    C)
    Decrease in turgidity of guard cells

    D)
    Radial orientation of cellulose microfibrils in the cell wall of guard cells

    View Answer play_arrow
  • question_answer61) In Bougainvillea thorns are the modifications of                                           [NEET-2017]

    A)
    Leaf

    B)
    Stipules

    C)
    Adventitious root

    D)
    Stem

    View Answer play_arrow
  • question_answer62) Offsets are produced by                 [NEET - 2018]

    A)
    Parthenocarpy

    B)
    Mitotic divisions

    C)
    Meiotic divisions

    D)
    Parthenogenesis

    View Answer play_arrow
  • question_answer63) Sweet potato is a modified             [NEET - 2018]

    A)
    Tap root

    B)
    Adventitious root

    C)
    Stem    

    D)
    Rhizome

    View Answer play_arrow
  • question_answer64) Phloem in gymnosperms lacks:      [NEET 2019]

    A)
    Companion cells only

    B)
    Both sieve tubes and companion cells

    C)
    Albuminous cells and sieve cells

    D)
    Sieve tubes only

    View Answer play_arrow

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