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Environmental Science

Environmental Science
Melanornia (skin cancer) is associated with

allergens
ozone accumulation
ozone depletion
acid rain

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Environmental Science
Earth summit of Rio de Janeiro (1992) resulted in

Establishment of biosphere reserves
Conservation of biodiversity
IUCN
Compilation of Red list

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Environmental Science
What is hibernation and aestivation?

none
wind adaptation shown by animals
adaptation of animals to escape from predators
Thermal adaptation shown by animals

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Environmental Science
The ozone at ground level is primarily from __________ precursors.

Fossil fuel
Oxygen
Methane
CFCs

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Environmental Science
________ is diffused into the ground by gravitational force.

River water
Ocean
None of these
Rain water

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Environmental Science
The presence of high coliform counts in water indicates

hydrocrbon contamination
decreased Biological Oxygen Demand
contamination by human wastes
phosphorus contamination

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