Q.1
_________ is mixed with petrol for being used in automobiles.
Q.2
A small quantity of __________ material can produce an enormous amount of energy
Q.3
The effects of radioactive pollutants depends upon
Q.4
The biosphere encompasses the total __________ of living material in a region or the globe.
Q.5
Meteorology is considered a branch of:
Q.6
Earth summit was held in
Q.7
The unit of measurement of intensity of sound is in _________
Q.8
Plants which grow in shade are called
Q.9
The combination of nitrogen oxides and hydrocarbons in the presence of the sunlight causes
Q.10
The Residential and Commercial wastes mainly consist of:
Q.11
What is the only continent on earth where Giraffes live in the wild?
Q.12
The ozone at ground level is primarily from __________ precursors.
Q.13
Gas released during photosynthesis is
Q.14
All forms of water that comes down on Earth, including rain, snow, hail etc. is known as _____________
Q.15
Acid rain contains
Q.16
A __________ is formed due to the collection of water in a natural basis or depression in a mountainous area or in plains.
Q.17
The simplest aquatic ecosystem can be seen in a
Q.18
Causative organisms of Malaria
Q.19
The undesirable change in physical, chemical or biological characteristics of air, land and water is referred as
Q.20
Example for a bio-degradable polymer is
Q.21
The order of succession in a hydrosere is
Q.22
The species of plants that play a vital role in controlling the relative abundance of other species in a community are called
Q.23
Energy transformation through the food chain is
Q.24
What is "Black Lung"?
Q.25
Acid is an example of _____________
Q.26
Symbiosis is shown by
Q.27
Study of inter-relationship between organisms and their environment is
Q.28
Which of the following spatial units is the largest in terms of scale?
Q.29
Plants which grow in light are called
Q.30
What is the man-made greenhouse gas known as?
Q.31
Grassland of USA is referred to as
Q.32
The earth's first atmosphere was composed primarily of:
Q.33
Which gas is likely to be reduced in the atmosphere by deforestation?
Q.34
When both partners are affected negatively the nature of interaction is
Q.35
Which of the following weather elements always decreases as we climb upward in the atmosphere?
Q.36
Water from springs contain dissolved __________ compounds which are used to cure some skin diseases.
Q.37
Which of the following is considered a variable gas in the earth's atmosphere?
Q.38
The most endangered ecosystem in India
Q.39
The expansion on PQLI is
Q.40
The European Union has a permanent ban on the use of __________ in toys.
Q.41
The historical monument that is affected by acid rain is
Q.42
Good urban planning is essential for __________ land use.
Q.43
The response of predator to prey and vice-versa, over ten of thousands of years, produces physical and behavioral changes in a process called
Q.44
The most important reason why summers in the Southern Hemisphere are not warmer than summers in the Northern Hemisphere is that:
Q.45
Trophic levels are formed by
Q.46
The drug morphine is extracted from _______ plant.
Q.47
More solar radiation is received at the:
Q.48
In the northern hemisphere, a solar panel should be placed on the side of the roof facing:
Q.49
In an oil trap formed by an anticline, __________ accumulates on top, __________ in the middle, and __________ at the bottom.
Q.50
Which of the following is a secondary pollutant
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