Morphology of Flowering Plants online test:
Ques. Androecium having dissimilar stamens is
(a) Unequal
(b) Heterostemonous
(c) Diplostemonous
(d) Obdiplostemonous
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Ques. Parachute like pappus is found in
(a) Liliaceae/Cotton
(b) Gramineae/Paddy
(c) Compositae/Marigold
(d) Solanaceae/Calotropis
Ques. Sometimes sepals are modified into hairy structures which are useful in dispersal of seeds. These are called
(a) Tepals
(b) Epik
(c) Pappus
(d) Trichome
Ques. Which of the following is regarded as equivalent to perianth?
(a) Glume
(b) Lodicule
(c) Superior palea
(d) Inferior palea
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Ques. In Hibiscus rosa-sinensis there is an additional floral whorl known as
(a) Calyx
(b) Involucre
(c) Epicalyx
(d) Obdiplostemonous layer
Ques. Flower is complete when it has
(a) Calyx, corolla, androecium and gynoecium
(b) Calyx and corolla
(c) Androecium and gynoecium
(d) Corolla, androecium and gynoecium
Ques. The example for trimerous, unisexual flower is
(a) Cocos nucifera
(b) Hibiscus
(c) Tamarind
(d) Pea
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Ques. Which is present in monocot flowers?
(a) Sepals
(b) Petals
(c) Tepals
(d) None of these
Ques. Stamens attached to petals are
(a) Antipetalous
(b) Epipetalous
(c) Epiphyllous
(d) Episepalous
Ques. Corolla with four diagonally arranged petals is
(a) Vexillary
(b) Cruciform
(c) Gamopetalous
(d) Caryophyllaceous
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Ques. Floral formula represents
(a) Position of flower
(b) Symmetry of a flower
(c) Functions of a flower
(d) Diagrammatic notation of floral characters
Ques. Arrangement of sepals and petals in the bud condition is called :
(a) Ptyxis
(b) Placentation
(c) Aestivation
(d) Phyllolaxy
Ques. Pappus is modification of
(a) Bracts
(b) Bracteoles
(c) Corolla
(d) Calyx
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Ques. Part of pistil which receives pollen is
(a) Ovary
(b) Style
(c) Stigma
(d) Ovule
Ques. Compound apocarpous gynoecium is found in
(a) Lily
(b) Hollyhock
(c) Lotus/Ranunculus
(d) Pumpkin
Ques. Axis developing between androecium and gynoecium is
(a) Anthophore
(b) Androphore
(c) Gynophore
(d) Gynandrophore
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Ques. Part of Gynoecium which receives the pollen is called
(a) Stigma
(b) Style
(c) Ovary
(d) Ovule
Ques. In Maize, the flowers are
(a) Absent
(b) Unisexual but on different plants
(c) Bisexual
(d) Unisexual but on the same plant
Ques. A flower is actinomorphic when it is divisible into two
(a) Halves having equal number of sepals and petals
(b) Similar halves by a vertical division in any plane
(c) Similar halves by a vertical division in one plane only
(d) Halves having similar parts by a transverse division
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Ques. Butterfly shaped flower with one stranded, two wing-like and two keeled petal belong to
(a) Compositae
(b) Rubiaceae
(c) Malvaceae
(d) Papilionaceae
Ques. The term Anthesis is used for
(a) Cluster of anthers
(b) Opening of flowers
(c) Dehiscence of anthers
(d) Falling of flowers
Ques. When both sexes are absent from a flower or are non-functional, the flower is said to be
(a) Neutral
(b) Incomplete
(c) Unisexual
(d) Intersexual
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Ques. A longitudinal or vertical section of the flower indicates
(a) Type of pollination
(b) Arrangement of members in a whorl
(c) Number of floral parts in whorls
(d) Manner of insertion of parts in different whorls
Ques. Largest flower is that of
(a) Sunflower
(b) Rafflesia
(c) Nelumbo
(d) Drosera
Ques. Which is correct about flower ? It is modified
(a) Root
(b) Shoot
(c) Leaf
(d) Inflorescence
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Ques. Arrangement of floral members which are partily spiral and partily in whorl is
(a) Cyclic
(b) Acyclic
(c) Hemicyclic
(d) Pentacyclic