Question

.Explain the structure of flower.

Answer 1

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Answer 2

Structure of flower:

• A typical flower has four main parts-calyx, corolla, androecium and gynoecium.
• The outermost whorl of the flower has green, leafy structures known as sepals. The sepals , collectively called the calyx, helps to protect the unopened bud.
• The second whorl is comprised of petals- usually, brightly colored- collectively called the corolla. The number of sepals and petals depending on the plant monocot or dicot.
• In monocot, petals usually number three or multiples of three/; in dicots , the number of petals is four or five, or multiples of four or five. Together , the calyx and the corolla the are known as perianth.
• The third whorl contains the  structures are known as the androecium. The androecium has the stamens with anthers that contains microsporangia.
• The innermost groups of flower is the gynoecium or female reproductive structure . The carpel is individual unit of the gynoecium and has stigma, style and ovary. A flower may have one or multiple carpels.
• Flower contains both the androecium and gynoecium are called perfect, androgynous or hermaphrodites.