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Environmental Science

Environmental Science
On the average, about what percentage of the solar energy that strikes the outer atmosphere eventually reaches the earth's surface?

0.7
0.15
0.05
0.5
0.3

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

Decomposers
Primary consumers
Secondary consumers
Producers

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Environmental Science
The most important human activity, leading to the extinction of wildlife, is

Introduction of alien species
Hunting for valuable wildlife products
Alternation and destruction of the natural habitats
Pollution of wildlife, is

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Environmental Science
The 3 R principle in waste management involves

Reduce, Regain, Reuse
Reduce, Retain, Regain
Reduce, Reform, Reset
Reduce, Reuse, Recycle

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Environmental Science
The algal booin often releases __________ in water

virus
toxins
acidic
bacteria

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Environmental Science
The legally binding international agreement to reduce Greenhouse gases by 5% 2012 is _________

Ozone Protocol
Kyoto Protocol
Vienna convention
Montreal Protocol

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