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Environmental Science

Environmental Science
The algal booin often releases __________ in water

toxins
acidic
virus
bacteria

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Environmental Science
The thickness of ozone layer is measured in

Mm
Hg
Du
Nm

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Environmental Science
The first tropic level refers to

all animals
sunlight
all green plants
all herbivores

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

predation
commensalism
mutualism
amensalism

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Environmental Science
Which of the following provides a measure of the average speed of air molecules?

Pressure
Temperature
Heat
Density

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Environmental Science
World Ozone day is

43987
44151
43906
44090

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MORE MCQ ON Environmental Science

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