10 Questions
In Bougainvillea, the large colourful bracts arise in the axil of which part?
Sepals
What makes a flower complete?
It has all the four whorls
Which part of the flower gives rise to the fruit?
Ovary
What part of the flower gives rise to the seed?
Ovule
Which are the essential whorls of a flower?
Calyx and Corolla
What gives rise to the fruit in a flower?
Ovary
What part of the flower gives rise to the seed?
Ovule
Which part of the flower is responsible for the colorful bracts in Bougainvillea?
Sepals
What makes a flower complete?
It has all the four whorls
Which are the essential whorls of a flower?
Calyx and Corolla
Study Notes
Flower Structure and Development
- In Bougainvillea, the large colorful bracts arise in the axil of a leaf.
- A flower is complete when it has four essential whorls: calyx, corolla, androecium, and gynoecium.
- The gynoecium (pistil) gives rise to the fruit.
- The ovules within the gynoecium give rise to seeds.
- The essential whorls of a flower are calyx, corolla, androecium, and gynoecium.
- The gynoecium (pistil) gives rise to the fruit in a flower.
- The ovules within the gynoecium give rise to seeds.
- The colorful bracts in Bougainvillea arise from the axil of a leaf.
Test your knowledge of the flower anatomy and its parts with this multiple-choice quiz based on Chapter 4 of Concise Biology Selina Class 9. Evaluate your understanding of floral structures, completeness of flowers, and their characteristics.
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