Morphology of Flowering Plants

Multiple Choice Questions

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Which of the following is a true nut?

  • Walnut

  • Cashewnut

  • Groundnut

  • Pistachio

B.

Cashewnut

Nut  is a fruit which develops from polycarpellary, superior ovary. The pericarp is hard, woody or leathery, eg, edible part of chestnut is cotyledons.

Groundnut is lomentum having seed as an edible part.

Walnut is a drupe fruit having cotyledon as an edible part.

Pistachio is a drupe having seed as an edible part.

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    Clinging roots are found in

    • orchids

    • Trapa

    • Podostemon

    • screwpine

    Answer

    Trimerous flower, superior ovary and axile placentation is characteristics of

    • Liliaceae

    • Cucurbitaceae

    • Solanaceae

    • Compositae

    Answer

    An obligate root parasite is

    • Rafflesia

    • Loranthus

    • Viscum

    • Striga

    Answer

    Chicory powder which is mixed with coffee powder is obtained from

    • root

    • leaf

    • stem

    • seeds

    Answer
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    Stem cuttings are commonly used for the proprogation of

    • banana

    • rose

    • mango

    • cotton

    Answer

    Botanical name of 'chana' is

    • Cicer arietinum

    • Phaseolus aureus

    • Lablab purpureus

    • Dolichos

    Answer

    Pappus is modified

    • calyx

    • corolla

    • bracts

    • gynoecium

    Answer

    Lady finger belongs to family

    • Malvaceae

    • Cucurbitaceae

    • Liliaceae

    • Brassiaceae

    Answer
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    Edible part in 'sorosis', a composite fruit, is

    • cotyledons

    • endosperm

    • perianth and peduncle

    • fleshy thalamus

    Answer
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