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WorksheetsMorphology of Flowering Plants - Quiz 6
Total questions: 15
Worksheet time: 5mins
Placentation in which ovules develop on the inner wall of the ovary or in peripheral part, is
Basal
Axile
Parietal
Free central
Identify the correct statement :
Hypogynous flowers have inferior ovary
Perigynous flowers have inferior ovary
Hypogynous flowers have superior ovary
Epigynous flowers have superior ovary
In china rose the flowers are :
Actinomorphic, hypogynous with twisted aestivation
Actinomorphic, epigynous with valvate aestivation
Zygomorphic, hypogynous with imbricate aestivation
Zygomorphic, Epigynous with twisted aestivation
The ovary is half inferior in flowers of
Guava
Peach
Cucumber
Cotton
Flowers are Zygomorphic in
Datura
Mustard
Gulmohur
Tomato
Sweet potato is homologous to :
Potato
Colocasia
Ginger
Turnip
In marginal placentation, the ovules are arranged –
Along the inner wall of the carpel in a syncarpous ovary
Along the margin of single carpel
In the middle of the ovary
To the base of the ovary
Axile placentation is found in syncarpous ovaries. In this placentation the ovules are arranged along the –
Base of the ovary
Margin of the ovary
Axis in the centre of the ovary
None of the above
In a multicarpellary syncarpous unilocular ovary, if the ovules are arranged in a column (in the centre) this is defined as–
Marginal placentation
Parietal placentation
Axile placentation
Free central placentation
Basal placentation develops when the ovary has –
Single ovule
Many ovules
Many locules
Single ovule in each locule
Which of the following combinations is false?
Apocarpous - Carpels free - Lotus, Rose
Syncarpous - Carpels fused - Mustard, tomato
Placenta - arrangement of ovules within ovary
Arrangement of ovules within ovary - ovulation
Choose the incorrect match –
Zygomorphic flowers (Bilateral symmetry) – pea, gulmohur, bean, Cassia
Asymmetric (irregular flower) – Canna
Inferior ovary – pea
Superior ovary / Hypogynous flower – mustard, china rose and brinjal
Which of the following is an incorrect match?
Perigynous flower – Plum, rose and peach
Monadelphous - Pea
Epigynous flower – Guava, cucumber, and ray florets of sunflower
Polyadelphous – Citrus
Didynamous (2 long and 2 short stamens) condition is seen in –
Salvia, Tulsi
Litchi, pea
Mustard, onion
Datura, mango
Tetradynamous (2 short and 4 long stamens) condition is seen in –
Salvia
Mustard
Datura
China rose
