Multiple choice questions.
(i) Conservation of biodiversity is important for :
(a) Animals (c) Plants
(b) Animals and plants (d) All organisms
(ii) Threatened species are those which :
(a) threaten others
(b) Lion and tiger
(c) are abundant in number
(d) are suffering from the danger of extinction
(iii) National parks and sanctuaries are established for the purpose of :
(a) Recreation (c) Pets
(b) Hunting (d) Conservation
(iv) Biodiversity is richer in :
(a) Tropical Regions (c) Temperate Regions
(b) Polar Regions (d) Oceans
(v) In which one of the following countries, the ‘Earth Summit’ was held?
(a) the UK (c) Brazil
(b) Mexico (d) China
Answers
Answer:
(1)d,(2)c,(3)d,(4)a,(5)b
Answer:
1 (d) All organisms; 2 (d) are suffering from the danger of extinction; 3 (d) Conservation; 4 (a) Tropical Regions; 5 (c) Brazil.
Explanation:
1. All organisms in earth is vital for food chain and food web so need for conservation in inevitable for earth life.
2. Suffering from danger of extinction is called Threatened species, this list was preppared by IUCN and respective governments.
3. National parks and wild life sanctuaries were created for onservation of wild animals and plants. National park is established for habitat protection and sanctuaries for species oriented approach.
4. Biodiversity is abundant in tropical regions than temperate and polar regions.
5. Earth summit is conducted by Brazil in 1992, it is otherwise known as Rio summit.
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