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Optionals Group V

All About Optional Subjects of CSS Group V.

Sustainable Development Issues: Population

Sustainable Development Issues: Sustainable Development: “Development that meet the needs of present generations without compromising the ability of future generations to meet their needs”. WCED, 1987. Population Growth: “Human…

Asexual Propagation of Plants

Asexual Propagation Of Plants: Asexual propagation is the multiplication of plant material without passing through the seed cycle. It is accomplished by “mitosis”: the cell division process by which the plants grow. Plants are produced…

Methods of Weed Control

WEED CONTROL: Weed is a plant growing where it is not wanted, especially among crops or garden plants. Harmful Effects of Weeds: Compete with crops for light, water and nutrients. Crowd out the crop plants. Decreases the farm…

Principles of Crop Management

PRINCIPLE OF CROP MANAGEMENT: The basis of crop management is expressed through a simple equation expressed below: Input                            →        Crop                                         →      Output (Minimum)…

Methods of Crop Irrigation

Irrigation of Crops: Pakistan has a cultivated area of 22.04 mha out of which 18 mha is irrigated area and the rest relies on rainfall which is quite variable and unexpected. The rainfall is not evenly distributed and Pakistan receives…

Methods of Measuring Development in Humans

Methods of Measuring Development: Introduction:  Development describes the growth of humans throughout the lifespan, from conception to death. The scientific study of human development seeks to understand and explain how and why people…

Sexual Propagation of Plants

SEXUAL PROPAGATION OF PLANTS:- Sexual propagation of plants involve the union of male and female sex cells, the formation of seeds and therefore, creation of population of seedlings with new and different genotypes. In sexual…