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Morphology of Flowering Plants
Among bitter gourd mustard, brinjal, pumpkin, China rose, lupin, cucumber, sunn hemp, gram, guava, bean, chilli, plum, Petunia, potato tomato, rose, With potato, onion, aloe and tulip, how many plants have hypogynous flower?
Six
Ten
Fifteen
Eighteen
C.
Fifteen
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Flowers |
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Hypogynous |
Perigynous |
Epigynous |
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Gynoecium present above all the floral parts Ovary is superior |
Gynocecium present in the centre. Other part almost at same level. Ovary half inferior, e.g., Plum,rose |
Ovary enclosed by thalamus and gets fused with it Other parts above ovary Ovary inferior e.g., Guava, cucumber. |
Pulm, rose are perigynous and guava, cucumber are epigynous. So, total remaining plants are hypogynous.
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Define the following terms:
(e) superior ovary
Define the following terms:
perigynous flower
Define the following terms:
epipetalous stamen
Define the following terms:
(a) Racemose and cymose inflorescence
Define the following terms:
(b) Fibrous root and adventitious root
Define the following terms:
(c) Apocarpous and syncarpous ovary
Draw the labelled diagram of the following:
(i) Gram seed (ii) V.S. of maize seed
Describe modifications of stem with suitable examples.
Take one flower each of the families Fabaceae and Solanaceae and write its semi-technical description. Also draw their floral diagram after studying them.
Describe the various types of placentations found in flowering plants.
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