C1 part 2

36問 • 1年前

問題一覧

Is the variety and differences among living organisms from all sources, including terrestrial, marine, and other aquatic ecosystems and the ecological complexes of which they are a part.

Biodiversity

It is a level of biodiversity that refers to the total number of genetic characteristics in the genetic makeup of a species.

Genetic Diversity

It refers to the variety of species within a region.

Species Diversity

Is an index that incorporates the number of species in an area and also their relative abundance.

Species Diversity

Many plants are used in primary health care.

Drugs

__% of modern medicines are derived from plant and plant extracts.

Fungus is the source.

Penicillin, Antibiotic

Chincona bark.

Quinine, Malaria Treatment

Poppy bark.

Morphine, Analgesic

Fire woods are directly consumed by villagers.

Fuels

A large number of wild plants and wild animals are consumed by human beings as food.

Food

Silk from silk worm, Wool from sheep, Musk from musk deer, Leather from animals.

Animal Products

Wood for paper and Plywood, Cotton for textile industry, Pearl for pearl industry.

Plant Products

It refers to the manner in which the bio-resources are used in the society.

Social Value

These are associated with the social life, religion and spiritual aspects of the people.

Social Value

It means that a species may or may not be used but its existence in nature gives us pleasure.

Ethical Value

The beautiful nature of plants and animals insists us to protect the biodiversity.

Aesthetic Value

Suggests that any species may be proved to be a valuable species after someday.

Optional Value

Conservative estimates of the existing biodiversity is ten million species, but if estimates for insects are correct then it could be around 30 million species, we have till now enlisted about 1.4 million species.

Global Level

It includes among others about __% birds, __% reptiles and amphibians, __% fish and about __% higher plants known to exist on this Earth.

Global Level, 98 b, 95 r,a, 90 f, 85 p

30 Million species, extrapolated from surveys in forest canopy in Panama, most believed to be unique to tropical forests.

Insects and other arthropods

Estimates range from 275, 000 to 400, 000 at least 10.15% species believed undiscovered.

Higher plants

Nematodes, eelworms, and roundworms may each comprise more than one million species.

Invertebrates (excludes arthropods)

21, 000 assuming that 10% fish remain undiscovered, the Amazon and Orinoco rivers alone may account for 2, 000 additional species.

Fish

Known species probably account for over 98% of all birds.

Birds

Known species probably account for over 95% of all reptiles and amphibians.

Reptiles and Amphibians

Is mainly due to human population growth, industrialization and changes in the land use patterns, poaching of wild life and man wildlife conflicts.

Habitat Loss

Specific threats to certain animals are related to large economic benefits.

Poaching

Conflicting situations with wild life starts causing immense damage and danger to man.

Man wild life conflicts

Conservation of species in its natural habitat, in place where the species normally occurs.

In-situ Conservation

The strategy involves establishing small or large protected areas, called protected areas.

In-situ Conservation

It involves maintenance and breeding of endangered plant and animal species under partially or wholly controlled conditions in zoos, gardens and laboratories.

Ex-situ Conservation

The crucial issue for conservation is to identify those species which are more at risk of extinction.

Ex-situ Conservation

Is a life supporting system to the human race.

Biosphere

Is vital for a healthy biosphere.

Biodiversity

Is must for the stability and proper functioning of the biosphere.

Biodiversity

Enumeration

Sabrina Mikhaela Canindo · 42問 · 1年前

Enumeration