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Environmental Science

Environmental Science
Energy transformation through the food chain is

Comfortable
Proposed
Regular
Inefficient

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Environmental Science
High biological oxygen demand indicates:

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

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Environmental Science
Abbreviation for NGO is

national-governmental organization
non-governmental office
national-geographical organization
non-governmental organization

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Environmental Science
Which of the following groups is absolutely essential functional component of the ecosystem?

Producers and herbivores
Detritivores
Producers
Producers and detritivores

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Environmental Science
Freshwater protozoans react to a/an __________ environment by removing water through _______

isotonic, a contractile vacuole
hypertonic, a contractile vacuole
hypotonic, turgor pressure
hypotonic, a contractile vacuole

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Environmental Science
The combined albedo of the earth and the atmosphere is approximately ____ percent.

10
30
50
4
90

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MORE MCQ ON Environmental Science

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