Enumerate distinguishing characters of Liliaceae or Poaceae. Mention its economic importance.

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Solution

The economic importance of family Liliaceae:-
Medicine:- Colchicum autumnale and Aloe.
Food:-Onion, garlic and asparagus.
Fibres:-Yucca filamentosa and Sanseviera raxburghiana.
Ornamentals:-Tulip, Yucca gloriosa.
The economic importance of family Solanaceae:
All cereals belong to this family.
Sugarcane is the source of sugar.
Bamboo belongs to this family.
Characters Liliaceae Poaceae
Inflorescence Racemose, sometimes solitary Spikelet inflorescence having 1-5 flowers in a reduced axis.
Flower Bracteate or ebracteate, pedicellate, bisexual and actinomorphic Unisexual, zygomorphic
Perianth Tepal six (3+3), often united into a tube, valvate aestivation Represented by membranous scales known as lodicules.
Androecium Stamen six (3+3) Stamens 3, versatile and dithecous
Gynoecium Tricarpellary, syncarpous, ovary superior, trilocular with many ovules, axile placentation Monocarpellary, unilocular ovary with basal placentation
Fruits Capsule, rarely a berry Caryopsis
Seeds Endospermic Endospermic

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Characters	Liliaceae	Poaceae
Inflorescence	Racemose, sometimes solitary	Spikelet inflorescence having 1-5 flowers in a reduced axis.
Flower	Bracteate or ebracteate, pedicellate, bisexual and actinomorphic	Unisexual, zygomorphic
Perianth	Tepal six (3+3), often united into a tube, valvate aestivation	Represented by membranous scales known as lodicules.
Androecium	Stamen six (3+3)	Stamens 3, versatile and dithecous
Gynoecium	Tricarpellary, syncarpous, ovary superior, trilocular with many ovules, axile placentation	Monocarpellary, unilocular ovary with basal placentation
Fruits	Capsule, rarely a berry	Caryopsis
Seeds	Endospermic	Endospermic