World's most problematic aquatic weed is
A. azolla
B. wolffia
C. eichornia
D. trapa
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_________ energy is the main driving force of the ecological system.
A. Hydro
B. Solar
C. Electric
D. Mechanical
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Torrey Canyon is famous for
A. Gulf of War
B. Industries
C. Electric Potential
D. Oil spillage
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Most of the natural gas used in the United States is consumed by
A. industry
B. residential use
C. electrical utilities
D. transportation
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Eravikulam National Park conserves
A. Lion tailed macaque
B. Tiger
C. Elephant
D. Nilgiri Tahr
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Flag ship species of Choolannur sanctuary
A. Tiger
B. Peacock
C. Elephant
D. Rhino
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Chemical reactions triggered by ________ transforms the organic material into hydrocarbons.
A. solar energy
B. hydroelectric
C. elevated temperatures
D. decomposition
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Sunlight that bounces off a surface is said to be ________ from the surface.
A. Radiated
B. Absorbed
C. Emitted
D. Reflected
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If we uncover half of the forest, covering of the earth, what crisis will be produced at most and at first?
A. Some species will be extincted
B. Population and ecological imbalance will rise up
C. Energy crisis will occur
D. Rest half forests will maintain this imbalance
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An example of one way ecological cycle is
A. carbon dioxide cycle
B. water cycle
C. energy cycle
D. oxygen cycle
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The organic matter produced by the photosynthetic activity of green plants is called as
A. light energy
B. cellular process
C. energy flow
D. primary productivity
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The head quarter of IUCN is located in
A. Paris
B. Switzerland
C. England
D. Germany
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The resources that are derived from bio-mass of living organisms are called ________ resources.
A. renewable
B. non-renewable
C. environmental
D. natural
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Public awareness of environment creates ___________
A. Environment protection
B. Environment degradation
C. Environmental improvement
D. Environmental cultivation
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Two opposite forces operate in the growth and development of every population. One of them is related to the ability to reproduce at a given rate. The force opposite to it is called
A. fecundity
B. mortality
C. environmental resistances
D. biotic control
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_________ is an integration of several subjects that include both science and social studies.
A. sociology
B. physiology
C. environmental studies
D. anatomy
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The Primary Consumers are also called as
A. Herbivores
B. Carnivores
C. Enzymes
D. None of these
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First Biosphere reserve in India
A. Nilgiri
B. Agastyamala
C. Eravikulam
D. Chinnar
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Which among the following result in the formation of soil?
A. Radiation
B. Weathering
C. Erosion
D. Pollution
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The primary source of energy for the earth's atmosphere is:
A. Energy from within the earth
B. The sun
C. Erupting volcanoes
D. Lightning discharges associated with thunderstorms
E. Latent heat released during the formation of hurricanes
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