The Fruit – Class 11 | Chapter – 5 | Short Notes Series PDF
The Fruit: Fruits are seed-bearing structures. It develops from a ripe ovary. They are a rich source of vitamins, minerals and fibres. Grapes, bananas, papaya, watermelon are some of the fruits consumed by humans. They are the main source of a balanced diet.
Parts of The Fruit
A fruit comprises the following parts:
- Pericarp
- Seeds
Types of The Fruit
Based on the number of ovaries and the number of flowers involved in the fruit formation, fruits are classified into three major groups namely:
Simple Fruits
These fruits develop from a single matured ovary in a single flower. Apple, banana, cherry pear, plum, tomato are few examples of simple fruits. The simple fruits are classified into the following categories:
- Drupes: These are also known as stone fruits since it contains a very hard seed inside the simple fruits. For eg., plum, cherry, peach.
- Berries: These type of fruits have a single seed in the center and are very juicy. For eg., grapes, blueberries.
- Pomes: Such fruits bloom from trees. For eg., apple, papaya
- Hesperidium and Pepos: They are slightly similar to the berries and include fruits such as watermelon, citrus fruits.
Aggregate Fruits
These fruits develop from a number of matured ovaries formed in a single flower. Individual ovaries are called “fruitlets.” Blackberry, raspberry, strawberry are few examples of aggregate fruits.
Composite Fruits
These fruits develop from a complete inflorescence. these are also known as multiple fruits. Composite fruits are of two types:
- Sorosis: These are found in mulberry, jackfruits and pineapple. They develop from catkin, spikes and spadix type of inflorescence.
- Syconus: This develops from hypanthodium type of inflorescence.
JOIN OUR TELEGRAM CHANNELS | ||
Biology Quiz & Notes | Physics Quiz & Notes | Chemistry Quiz & Notes |
By Team Learning Mantras