Parts of Flower


 
 
Concept Explanation
 

Parts of Flower

Flowers : Flowers are the most beautiful part of a plant. Different plants have different type of flowers.Flowers are of many sizes, colours  and shapes.They have different kind of fragnances.

Parts of a flower:

1.  Sepals: The green, leaf like parts in the outermost circle of flower are called sepals. They protect the flower during bud stage.

2.  Petals: These are usually bright coloured due to the presence of coloured pigments.

3.  Stamens:  They are found inside the petals of the flower. The stamen is the male reproductive part of a flower. Each stamen consists of a thin stalk called filament and two lobed head called anther. Each anther has two pollen sacs filled with pollen grains. Pollen grains are yellow, fine particles which contain male cells of the plant.

4.  Pistil: In the centre of a flower, there is a flask shaped organ called pistil. The pistil is the female reproductive parts of the flower. Each pistil contain stigma, style and ovary. Stigma receives the pollen grains from anthers. These pollen grains are carried to ovary through style.

The flower which contain all the four parts is called a complete flower like mustard and Hibiscus. Whereas flower which do not have all four parts is called incomplete flower like mulberry and date palm.

The flowers which have both stamens and pistil are called bisexual flowers like china rose whereas flowers which have either pistil or stamen are called unisexual flowers like cucumber.

                       

 

Sample Questions
(More Questions for each concept available in Login)
Question : 1

Bisexual flower means:

Right Option : D
View Explanation
Explanation
Question : 2

Different flowers have petals of

Right Option : A
View Explanation
Explanation
Question : 3

Length of pollen tube depends on the distance between ________________________

Right Option : B
View Explanation
Explanation
 
 


Students / Parents Reviews [10]