Multiple Choice Questions

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Trimerous flower, superior ovary and axile placentation is characteristics of

  • Liliaceae

  • Cucurbitaceae

  • Solanaceae

  • Compositae


A.

Liliaceae

Family- Liliaceae is a monocot family and is characterised by trimerous flowers, fibrous roots, parallel venation, superior ovary and axile placentation, eg, onion.

Cucurbitaceae, Solanaceae and Compositae are dicot families characterised by tetra or pentamerous flowers, tap roots and reticulated venation of leaves.


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Botanical name of 'chana' is

  • Cicer arietinum

  • Phaseolus aureus

  • Lablab purpureus

  • Dolichos


The edible dry fruit 'chigoza' is

  • fruit of Cycas

  • fruit of Pinus gerardiana

  • seed of Cycas

  • seed of Pinus gerardiana


In which form does the food is transported in plants?

  • Sucrose

  • Fructose

  • Glucose

  • Lactose


Lady finger belongs to family

  • Malvaceae

  • Cucurbitaceae

  • Liliaceae

  • Brassiaceae


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Endoplasmic reticulum is in continuation with

  • Golgi body

  • nuclear wall

  • mitochondria

  • cell wall


Pappus is modified

  • calyx

  • corolla

  • bracts

  • gynoecium


What differentiates leaf of dicots from monocots?

  • Parallel venation

  • Differentiation of palisade and spongy parenchyma

  • Stomata only on upper side

  • Stomata both on upper and lower sides


During meiotic division, the

  • homologous chromosomes are seperated

  • linkage is disturbed

  • homologous chromosomes do not segregate

  • All of the above


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An obligate root parasite is

  • Rafflesia

  • Loranthus

  • Viscum

  • Striga