NEETBotanyBiodiversity and its Conservation
What does the term "biodiversity" refer to?
Options
- AThe number of species on Earth
- BThe diversity at all levels of biological organization
- CThe diversity of species in the tropics
- DThe diversity of vertebrate species
Correct answer
B. The diversity at all levels of biological organization
Step-by-step solution
Since life originated on earth nearly 3.8 billion years ago, there had been enormous diversification of life forms on earth. Biodiversity refers to the sum total of diversity that exists at all levels of biological organisation . Of particular importance is the diversity at genetic, species and ecosystem levels and conservation efforts are aimed at protecting diversity at all these levels.