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Environmental Science

Environmental Science
The Residential and Commercial wastes mainly consist of:

Packaging materials
Food wastes
Card board
None of these

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Environmental Science
In which Indian state is Corbett National park located

Tamilnadu
Kerala
Uttarakhand
Madya Pradesh

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Environmental Science
If we uncover half of the forest, covering of the earth, what crisis will be produced at most and at first?

Energy crisis will occur
Some species will be extincted
Rest half forests will maintain this imbalance
Population and ecological imbalance will rise up

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Environmental Science
High biological oxygen demand indicates:

absence of microbial pollution
all of these
moderate microbial pollution
intense level of microbial pollution

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Environmental Science
The blueness of the sky is mainly due to:

The scattering of sunlight by air molecules
Absorption of blue light by the air
The presence of water vapor
Emission of blue light by the atmosphere

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Environmental Science
What is hibernation and aestivation?

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

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