MODULE 17: PHILIPPINE BIODIVERSITY Flashcards
(20 cards)
the song states, the Philippine as a tropical country is likened to a precious stone that is both wealthy in land and sea resources.
Orient pearl of the east
means the presence of diverse biological forms as well as the ecosystem in which they live.
Biodiversity
Largest Eagles
Pithecophaga jefferyi
Giant Clam
Tridaca gigas
longest crocodile
Crocodylus porosus
LEVELS OF BIODIVERSITY
refers to the variety of living organisms
Species diversity
LEVELS OF BIODIVERSITY
It refers to the variety of genetic information contained in all of the individual plants, animals and microorganism.
Genetic diversity
LEVELS OF BIODIVERSITY
It refers to the variety of biotic communities, habitats, and ecological processes as well as the tremendous diversity present within ecosystem.
Ecosystem Diversity
Land Mamals (species, endemic species, threatened species)
- 42.
Birds (species, endemic species, threatened species)
612 190 127
Reptiles (species, endemic species, threatened species)
- 24
Amphibians (species, endemic species, threatened species)
- 95
Insects (no. of species)
20,940.
are those that have reduced in number at critical level.
Endangered species
refer to species or subspecies that are not critically endangered or endangered but is under threat from adverse factors throughout their range and is likely to move to the endangered category in the near future.
Vulnerable species
Have restricted limited habitat
Extinct species
refer to species or subspecies that are not critically endangered nor vulnerable but are under threat from adverse factors such us over collection, throughout their range and are likely to move to the vulnerable.
Other threatened species
Have restricted limited habitat
Extinct species
Causes of Loss of Biodiversity
- Habitat alteration or destruction
- Over- exploitation
- Overpopulation
- Deforestation
- Improper use of agriculture chemicals
- Change in climatic condition
- Introduction of exotic species
