Table of contents | |
1. Types of Biodiversity | |
2. Causes of Loss of Biodiversity : The Evil Quartet | |
3. Why Should We Conserve Biodiversity? | |
5. Ex- Situ Conservation |
Let's make your Craming journey easy to memorise with Mnemonics.
Mnemonic: "Great Species Exist"
Mnemonic Explanation
Mnemonic: "Huge Overgrown Aliens Coexist"
Mnemonic Explanation
Each word represents a primary cause:
It is grouped in 3 categories
Mnemonic: "Nature Brings Eternal Value"
Mnemonic Explanation
Each word stands for one of the categories:
- Nature - Narrowly utilitarian (direct economic benefits like food, medicines, and materials)
- Brings - Broadly utilitarian (ecosystem services like oxygen production and pollination)
- Eternal - Ethical (moral duty to preserve biodiversity for its intrinsic value)
4. In- Situ Conservation
Mnemonic: "Hot Biospheres Naturally Secure Sacred Life"
Mnemonic Explanation
Each part represents an in situ conservation approach:
- Hot - Hotspots (biodiversity hotspots with high species richness)
- Biospheres - Biosphere reserves
- Naturally - National parks
- Secure - Sanctuaries
- Sacred - Sacred groves
- Life - Reminds us of the goal: to protect biodiversity and life forms.
Mnemonic:"Zoo Babies Cry for Seeds"
Mnemonic Explanation
Each word represents a method of ex situ conservation:
- Zoo - Zoological parks
- Babies - Botanical gardens
- Cry - Cryopreservation (preserving gametes)
- Seeds - Seed banks
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