Titration Â» End point detection. All methods of the end point detection are based on the visible changes of the solution properties. The most obvious selection can be change in solution color, but also rapid changes in solutions turbidity are easy to spot. Color changes are not instant.
Apart from garden decoration, annuals such as morning glory, climbing snapdragon, hyacinth bean and passion flower are useful in decorating walls, fences and providing shades. These flowers are known as climbing annuals and they are planted instead of perennials sometimes.
Definition of Perennial Plants. Simply put, unlike annuals or biennials, perennials are plants that live year after year. Some perennials, such as trees and shrubs, have significant life spans.Others, like many flowering perennials, may need to be replaced every three or more years.efinition of Perennial Plants. Simply put, unlike annuals or biennials, perennials are plants that live year after year. Some perennials, such as trees and shrubs, have significant life spans.