MCQ
Genetic diversity is related to:
- ATypes of species within a community.
- BTypes of communities in an area.
- CGene based diversity.
- DDiversity and evolution of species with a genus.
Explanation:
The variety and variability of living organisms (both plants and animals) are known as biodiversity.
The variation measured by biodiversity is at the genetic, species, and ecosystem level.
Gene-based diversity is known as genetic diversity. It is a way for populations to adapt to changing environments.
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$I.$ Chemical fertilizers cause pollution of water bodies as well as groundwater, besides getting stored in crop plants. Therefore, environmental scientists are pressing for a switch over to organic farming.
$II.$ Organic farming is a form of agriculture that relies on techniques such as crop rotation, green manure, compost and biological pest Select the correct statement
$R$ : All biotic and abiotic factors are managed by humans in these ecosystems.