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The Flower — Flashcards

ICSE · Class 9 · Biology

38 flashcards for The Flower (ICSE Class 9 Biology) to test yourself on key terms and facts. Sample: "What is a flower?"

42 questions38 flashcards5 concepts

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A detailed labeled diagram of a typical bisexual angiosperm flower, showing all four floral whorls: calyx (sepals), corolla (petals), androecium (stamens), and gynoecium (pistil/carpels). Essential an
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38 Flashcards·
Introduction to flower structureFlower partsFloral whorlsCalyx and sepalsCorolla and petalsAndroecium
Card 1Introduction to flower structure

What is a flower?

Answer

A flower is a specialized shoot in which the leaves are modified into floral structures. It is the reproductive organ of a flowering plant and is usually the most beautiful and conspicuous part of the…

Card 2Introduction to flower structure

What is the function of a flower in a plant?

Answer

The main function of a flower is reproduction. It helps in forming seeds and fruits, which is important for the survival of the species.

Card 3Flower parts

What is a pedicel?

Answer

The pedicel is the stalk that supports the flower. Some flowers do not have a stalk and are called sessile flowers.

Card 4Flower parts

What is the thalamus?

Answer

The tip of the flower stalk expands into the thalamus, a cup-shaped receptacle. It bears the floral whorls of the flower.

Card 5Floral whorls

Name the four floral whorls of a bisexual flower in order.

Answer

The four floral whorls are: 1. Calyx 2. Corolla 3. Androecium 4. Gynoecium. They are arranged on the thalamus.

Card 6Calyx and sepals

What is the calyx?

Answer

The calyx is the first whorl of the flower and is made up of sepals. Sepals are usually green and protect the young flower bud. When green, they may also perform photosynthesis.

Card 7Corolla and petals

What is the corolla?

Answer

The corolla is the second whorl of the flower and is made up of petals. Petals are generally large and brightly coloured. They attract insects for pollination and also protect the stamens and pistils,…

Card 8Androecium

What is the androecium?

Answer

The androecium is the third whorl and is the male reproductive part of the flower. It is made up of stamens.

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Frequently Asked Questions

What are the important topics in The Flower for ICSE Class 9 Biology?
Key topics in The Flower include Structure of a Bisexual Flower, Complete, Incomplete, and Essential Parts, Calyx and Corolla, Androecium and Stamen Cohesion. Study these first, then practise questions on each for Class 9 exams.
How many flashcards are available for The Flower?
There are 38 flashcards for The Flower covering key definitions, facts and ideas. A few sample cards are shown on this page.
How should I revise The Flower for Class 9 exams?
Learn the core ideas first, then work through the 42 practice questions on The Flower. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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