Morphology of Plants Set 2

All India Pre Medical Test (AIPMT)

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This set of Biology Multiple Choice Questions & Answers (MCQs) focuses on Morphology of Plants Set 2

Q1 | Perianth is found in a flower in which :
  • Calyx and Corolla are not distinguishable
  • Stamens are leaf like
  • Corolla leaf- like but calyx is colored
  • None of the above
Answer: Calyx and Corolla are not distinguishable
Q2 | Staments with free anthers but filaments fused into a number of groups are;
  • Polyadelphou
  • Diadelphous
  • Monadelphous
  • Syngenesious
Answer: Polyadelphou
Q3 | Pappus is a modification of :
  • Calyx
  • Corolla
  • Stamens
  • Gynoecium
Answer: Calyx
Q4 | Placentation in legumes is: (N.C.E.R.T.1988,C.P.M.T. 19977)
  • Basal
  • Marginal
  • Axile
  • Free central
Answer: Marginal
Q5 | The leaves are modified into tendrils, hooks, pitcher ,and bladder in the following plants respectively:
  • sweet pea, bignonia, Nepenthes, Utricularia
  • sweet pea, bignonia, Utricularia, Nepenthes,
  • Nepenthes , bignonia, sweet pea, Utricularia
  • Utricularia, Nepenthes, bignonia, sweet pea
Answer: sweet pea, bignonia, Nepenthes, Utricularia
Q6 | Leaf apex is modified into tendril in:
  • Smilax
  • Gloriosa
  • Australian acacia
  • Pea
Answer: Gloriosa
Q7 | A fibrous root system is better adapted than tap root system for:
  • Storage food (B.H.U. 1993)
  • Anchorage of plant to soil
  • Absorption of water and organic fo
Answer: Anchorage of plant to soil
Q8 | Which is not a stem modification? (A.F.M.C. 1988)
  • Rhizome of Ginger
  • Corm of Colocasia
  • Pitcher of Nepenthes
  • tuber of potato
Answer: Pitcher of Nepenthes
Q9 | A pair of insectivorous plant is: ( C.B.S.E. 1999)
  • Dionaea and viscum
  • Nepenthes and bladderwort
  • Drosera and rafflesia
  • Venus fly and Rafflesia
Answer: Nepenthes and bladderwort
Q10 | A phyllode is a modified: (Kerala CET 2004)
  • leaf
  • stem
  • root
  • branch
Answer: leaf
Q11 | An underground specialized shoot with reduced disc like stem covered by fleshy leaves is:(J.K.R.E.T. 2000)
  • bulb
  • Rhizome
  • rhizophore
  • bulbil
Answer: bulb
Q12 | Stipular tendril modification is found in : (Pb. PMT2001)
  • Smilex
  • Pea
  • Guava
  • Mimosa pudica
Answer: Smilex
Q13 | Viscum is: (AFMC 2004)
  • total stem parasite
  • total root parasite
  • partial stem parasite
  • partial root parasite
Answer: partial stem parasite
Q14 | Root pocket does not occur in : (Orrisa 2004)
  • Ipomoea
  • Mangrove plants
  • trapa
  • pistia
Answer: pistia
Q15 | Phylloclades are: (JKCMEE 2004)
  • leaf modification
  • one internode and long stem
  • modified petioles
  • green succulent stem of indefinite growth
Answer: green succulent stem of indefinite growth
Q16 | Bladder of Utricularia and Pitchers of nepenthes are modifications of: (JKCMEE 2004)
  • leave
  • stems
  • root
  • flowers
Answer: leave
Q17 | Tallest gymnosperm : (AFMC 2006)
  • sequoia
  • Eucalyptus
  • Pinus
  • Rannuncoulus
Answer: sequoia
Q18 | The “Eyes” of the potato tuber are : (A.P.M.T.2011)
  • Root bud
  • Flower buds
  • Shoot bud
  • Axillary buds
Answer: Axillary buds
Q19 | Vexillary aestivation is characteristic of the family:
  • Asteraceae
  • Solanaceae
  • Brassicaceae
  • Fabaceae
Answer: Fabaceae
Q20 | Mangrove plant live in:
  • Alpine Tundra
  • Tundra
  • Marshy areas along rivers
  • Marshy areas along sea shore
Answer: Marshy areas along sea shore
Q21 | Succulents are likely to be found in:
  • Tropical rain forest
  • Deciduous forest
  • Deserts
  • Tundra
Answer: Deserts
Q22 | In a compound umbel each umbellate is subtended by:
  • Involucre
  • Bracket
  • Involucel
  • Bracteole
Answer: Bracket
Q23 | In the monocotyledonous seeds the endosperm is separated from the embryo by a distinct layerknown as: (Kerala 2008)
  • testa
  • epithelial layer
  • tegmen
  • scutellum (e) coleoptile
Answer: epithelial layer
Q24 | The fleshy receptacle encloses a number of: (C.B.S.E. 2008)
  • Berrie
  • achene
  • Unisexual flower
  • Samaras
Answer: Unisexual flower
Q25 | The ovary is half inferior in flowers of : (A.I.P.M.T. 2011)
  • Peach
  • Cucumber
  • Cotton
  • Guava
Answer: Peach
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