In this article we will discuss about:- 1. Origin of Angiosperm 2. Size of Angiosperm 3. Habit 4. Life Span 5. Habitat 6. Nutrition. Origin of Angiosperm: Flowering plants or angiosperms are the most recent, most advanced, most evolved, most conspicuous and abundant of all the plants. They appeared about 130 million years back but comprise about 3, 00,000 species [...]
In this article we will discuss about the meaning and types of seeds. Meaning of Seeds: Seed is the name of a ripened ovule which contains an embryo or miniature plant in suspended animation, adequate reserve food for future development of the embryo and a covering for protection against mechanical injury, loss of water, pathogens, etc. A seed may have [...]
The below mentioned article provides biology notes on Flowers or Floral Organs. Flower is a specialized condensed shoot of an angiospermic plant in which the shoot apical meristem gets transformed into floral meristem for carrying out sexual reproduction through progressive specialisation of leaves into floral appendages. Like a branch, it may develop in the axil of small leaf-like structure called [...]