A vascular bundle having phloem on either side of the xylem
Options
(a) Bicollateral (b) Collateral (c) Radial (d) Concentric
Correct Answer:
Bicollateral
Explanation:
Bicollateral vascular bundles have phloem both on the outer […]
In non-endospermic seeds, food is stored in
Options
(a) Seed coat (b) Endosperm (c) Cotyledons (d) Ovule
Correct Answer:
Cotyledons
Explanation:
Non-endospermic or Exalbuminous seed: Endosperm is completely consumed by the developing embryo […]
in free floating plant, the stomata are
Options
(a) Absent (b) Present on upper surface (c) Present on both the surface (d) Present on lower surface
Correct Answer:
Present on upper surface
Explanation: […]
In drumstick the seeds are dispersed by
Options
(a) Water (b) Animals (c) Wind (d) Explosive mechanism
Correct Answer:
Wind
Explanation:
The seeds of Moringa(Drumstick), Oroxylon,Cinchona and Pinus are winged. The dispersal […]
In China rose, the inflorescence is
Options
(a) Cymose (b) Capitulum (c) Racemose (d) Solitary cyme
Correct Answer:
Solitary cyme
Explanation:
Flower occurs singly in the axil of a leaf, example china, rose, […]
Grass leaves curl inwards during very dry weather. Select the most appropriate reason from the following
Options
(a) Flaccidity of bulliform cells (b) Shrinkage of air spaces in spongy mesophyll (c) Tyloses in […]
Four sepals arranged in two whorls is characteristic of family
Options
(a) Solanaceae (b) Fabaceae (c) Brassicaceae (d) Liliaceae
Correct Answer:
Brassicaceae
Explanation:
Sepals 4, polysepalous, arranged in two whorls outer of antero-posterior […]
Food is stored in one of the following
Options
(a) Respiratory root (b) Fibrous root (c) Fasciculated root (d) Nodulated root
Correct Answer:
Fasciculated root
Explanation:
The roots where adventitious roots become […]
Epiblema is a characteristic of
Options
(a) Monocot roots (b) Discot stems (c) Dicot roots (d) monocots stems
Correct Answer:
Monocot roots
Explanation:
Epiblema is the characteristic feature of monocot root.It is single […]
Endosperm is consumed by developing embryo in the seed of
Options
(a) Pea (b) Maize (c) Coconut (d) Castor
Correct Answer:
Pea
Explanation:
In some seeds, during the process of the development of […]
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