Question

What is a flower? Describe the parts of a typical angiosperm flower.

Answer 1

flower is the sexual reproductive part in plants and it has four major parts
1. calyx
2.androciem
3.gynociem
4.corolla

Answer 2

→ $\underline{FLOWER}$ is the main reproductive part in plant. It has 4 parts namely;

1) Sepal (group of sepal called Calyx).

2) Petal (group of petals called Corolla).

3) Stamen.

4) Carpel or Pistil.
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$\textbf{1) Sepal}$

These are green leaves present at the base of a plant. They protect the flower in bud condition. They contain chlorophyll. So, they also help in pollination.
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$\textbf{2) Petal}$

These are coloured leaves. They attract the insects for pollination.
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$\textbf{3) Stamen}$

It is the male part of flower. It has two parts :-

a) A long stalk part called Filament.

b) And the lower portion is Anther. Anther contains pollen grains.
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$\textbf{4) Carpel or Pistil}$

It is a female part of flower. It consists of 3 parts :-

a) Upper broad portion called Stigma. It reduces the pollen grains.

b) Middle thin part called Style. It transfer the pollen grains from stigma to ovule.

c) Basal swollen portion called Ovary. Ovary contains ovule which contains female gamates.
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