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Environmental Science

Environmental Science
World's most problematic aquatic weed is

eichornia
wolffia
trapa
azolla

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Environmental Science
Valuable, practical services that help to preserve ecosystem performed by nature are called

Ecosystem service
Biosphere balancing
Biological control
The green house effect

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Environmental Science
Which book written by Rachel Carson resulted in banning DDT in USA?

Food chain
Silent spring
Biomagnification
The environmentalism

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Environmental Science
The pyramid of biomass is inverted in

grassland ecosystem
fresh water ecosystem
tundra
forest ecosystem

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Environmental Science
Meteorology is the study of:

The atmosphere
Extraterrestrial meteoroids that enter the atmosphere
Outer space
Landforms
The oceans

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Environmental Science
Scientists are able to determine the air temperature in the thermosphere by:

Direct measurements in manned, high-altitude balloons
Using temperature probes in orbiting satellites
Observing changes in satellite orbits
Using radiosondes

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MORE MCQ ON Environmental Science

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