Biology
Given alongside is the structure of the female reproductive part of a flower. Read the information given alongside and fill in the blanks :
Gynoecium is the innermost whorl of a flower which is made up of carpels. Its main function is production of female gametes that develop into seeds after the process of fertilization.
The terminal knob-like part of the pistil is (a) …………… which is covered with hairs or with glandular papillae. (b) …………… is the tubular slender stalk which connects the uppermost part to the lowest part of the pistil. Ovary is the swollen basal portion composed of one or many (c) …………… fused together. Ovary contains one or more rounded bodies, the (d) …………… which are attached to the wall of the ovary with (e) …………… .
Flower
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Answer
The terminal knob-like part of the pistil is Stigma which is covered with hairs or with glandular papillae. Style is the tubular slender stalk which connects the uppermost part to the lowest part of the pistil. Ovary is the swollen basal portion composed of one or many Carpels fused together. Ovary contains one or more rounded bodies, the Ovules which are attached to the wall of the ovary with Placenta.
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Related Questions
The arrangement and distribution of flowers on a specialized branch of the plant is known as inflorescence.
(1) All flowering plants have the same type of inflorescence.
(2) Flowers always arise from the apical bud only.
(3) Flowers may arise from the axillary buds or terminal buds.
(4) Flowers may reach at the same level making a cluster.
Which of the above statements about inflorescence are incorrect ?
- (1) and (2)
- (2) and (3)
- (3) and (4)
- (1) and (4)
Match the parts in column A with the flowers or parts of flower in column B.
Column A Column B Polyadelphous Polypetalous Pollen grains Calyx, corolla Free petals Nectar Non-essential Bombax Sweet fragrant fluid Pollen sac Given below is the generalized structure of a bisexual flower showing its various parts. Match the structures marked (a) to (e) with their correct functions:
Example: (f)-6: Bears all the floral whorls.
Name
- Four whorls of the flower
- Two types of unisexual flowers
- Two main parts of a Stamen
- Three main parts of a Pistil
- Three types of stamens on the basis of their cohesion.