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Environmental Science

Environmental Science
The source of energy in an ecosystem is

N.A
R.N.A
ATP
Sunlight

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Environmental Science
The total mass of water vapour stored in the atmosphere at any moment is about ____ of the world's supply of precipitation.

1 year
1 day
1 month
1 week

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Environmental Science
Pencillium does not swallow the growth of bacterium Staphylococcus. This sort of relationship is called

mutualism
amensalism
commensalism
predation

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Environmental Science
Which one of the following is the correct percentage of the two green house gases that contribute to the total global warming?

Methane-20%, N2O-18%
CFCs -14%, Methane-20%
CO2-40%,CFCs-30%
N2O-6%, CO2 -86%

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Environmental Science
Endoderm forms

viscera and digestive system
nervous system
blood and bone
respiratory system

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Environmental Science
Dodo is

Rare
Critically endangered
Endangered
Extinct

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MORE MCQ ON Environmental Science

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