Tuesday 1 August 2017

BIODIVERSITY

Biodiversity definition ;
Biodiversity is the variety and differences among living organisms from all sources, including terrestrial, marine, and other aquatic ecosystems.

Significance of biodiversity ;
1. Biodiversity is very important for human life as we depend on plants, microorganisms, and animals for our food, medicine and industrial products.
2. Biodiversity protects the fresh air, clean water and productive land.
3. It is also important for forestry, fisheries and agriculture, which depend on rich variety of various biological resources available in nature.
4. Loss of biodiversity has serious economic and social costs for any country.

Loss of biodiversity ;
1. The farmers introduce new hybrid seeds in agriculture fields.
2. Human activities like deforestation, reclamation and construction of dams.
3. Increasing industrial activities.

Levels of biodiversity ; 
Biodiversity is generally classified into three types
         Genetic diversity
         Species diversity
         Community (or) Ecosystem diversity

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Lipids

Lipids; It is saturated and unsaturated. Saturated; Milk, butter, coconut oil , phone oil. Unsaturated; Butter, margarine