Biodiversity and Conservation
Biodiversity and Conservation PDF Notes, Important Questions and Synopsis
- Biodiversity refers to the totality of genes, species and ecosystems of a region.
Speciation is the evolution of a new species.
Patterns of Biodiversity
Causes of Biodiversity Losses
- IUCN Red Listis a catalogue of taxa facing the risk of extinction.
Strategies of Biodiversity Conservation
This strategy emphasises protection of total ecosystems including the protection of endangered species in their natural habitat.
This strategy includes botanical gardens, zoos, tissue culture and gene/DNA, pollen and seed banks.
A species confined to a particular region and not found anywhere else is termed an endemic species.
Sacred groves are the large number of trees and wildlife protected due to religious sanctity and cultural traditions.
Hot spots are the richest and most threatened reservoirs of plant and animal life on Earth.
Protected areas are the areas of land or sea especially dedicated to the protection and maintenance of biological diversity and natural and associated cultural resources.
National park is an area which is strictly reserved for wildlife and where no other activity like grazing or cultivation is allowed.
Sanctuary represents an area reserved for the conservation of animals only and other activities such as harvesting of timber, collection of forest products etc. are not allowed.
Queries asked on Sunday & after 7 pm from Monday to Saturday will be answered after 12 pm the next working day.
- The Living World
- Biological Classification
- Plant Kingdom
- Animal Kingdom
- Morphology of Flowering Plants
- Anatomy of Flowering Plants
- Structural Organisation in Animals
- Cell : The Unit of Life
- Cell Cycle and Cell Division
- Transport in Plants
- Mineral Nutrition
- Photosynthesis in Higher Plants
- Respiration in Plants
- Plant Growth and Development
- Digestion and Absorption
- Breathing and Exchange of Gases
- Body Fluids and Circulation
- Excretory Products and their Elimination
- Locomotion and Movement
- Neural Control and Coordination
- Chemical Coordination and Integration
- Reproduction in Organisms
- Sexual Reproduction in Flowering Plants
- Human Reproduction
- Reproductive Health
- Principles of Inheritance and Variation
- Molecular Basis of Inheritance
- Human Health and Disease
- Strategies for Enhancement in Food Production
- Microbes in Human Welfare
- Biotechnology : Principles and Processes
- Biotechnology and its Applications
- Organisms and Populations
- Environmental Issues