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Environmental Science

Environmental Science
Which of the following zones in a lake suffers from lack of light and therefore limited photosynthesis is able to take place?

Littoral
Pelagic
Profundal
Euphotic

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Environmental Science
Autotrophs are ______________

Consumers
Herbivores
Saprophytes
Producers

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Environmental Science
In ecological succession from pioneer to climax community, the biomass shall

no relation
increase continuously
increase and then decrease
decrease

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Environmental Science
The most abundant greenhouse gas in the earth's atmosphere:

Water vapour (H2O)
Methane (CH4)
Carbon dioxide (CO2)
Nitrous oxide (N2O)
Chlorofluorocarbons (CFCs)

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Environmental Science
Which of the following would be considered to be a biotic component of an environment?

Water
Soil
Fungi
Fire

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Environmental Science
Rain water harvesting is a major method implemented for_____________

Soil Conservation
Ecological conservation
Water Conservation
Forest conservation

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