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Environmental Science

Environmental Science
The pollutant that causes hole in the ozone layer is

PFCs
nitrousoxide
CFCs
SF6

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Environmental Science
A set of organisms that resemble one another in appearance and behaviour is called a _____________

Guilds
Prions
Exons
Species

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Environmental Science
In recycling of mineral elements within an ecosystem, the responsible direct acing organism are called

Decomposers
Producers
Primary consumers
Secondary consumers

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Environmental Science
On a clear, calm, night, the ground and air above cool mainly by this process:

Conduction
Evaporation
Radiation
Reflection
Convection

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Environmental Science
________ is the natural phenomenon, caused by an unlimited and unprecedented rainfall.

Heightening
Soil erosion
Floods
Cyclone

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Environmental Science
What is hibernation and aestivation?

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

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