Q.1
Commonly used radioactive isotopes in scientific research
Q.2
In which year Silent Valley was declared as National Park?
Q.3
In which year was "Project Tiger" launched?
Q.4
Thickness of plastic cover permissible to use
Q.5
The deadliest Tsunami in recorded history took place on
Q.6
The water management act is complemented by the waste water charges act at
Q.7
Ultraviolet radiation which is not lethal but harm to the organism is
Q.8
Much of Tibet lies at altitudes over 18,000 feet where the pressure is about 500 mb. At such altitudes, the Tibetans are above roughly:
Q.9
Mobile combustion accounts
Q.10
Where cold surface air replaces warm air, the boundary separating the different bodies of air is:
Q.11
What is meant by root zone process?
Q.12
If water vapour comprises 3.5 percent of an air parcel whose total pressure is 1,000 mb, the water vapour pressure would be:
Q.13
World Forest day is celebrated on
Q.14
The Indian Parliament passed the Biodiversity Bill in the year_________
Q.15
Environmental Protection Act was introduced in the year
Q.16
Ganga Action Plan in India was launched in the year _________
Q.17
If all the water vapour in the atmosphere were to condense and fall to the ground, the globe would be covered with about ______ of water.
Q.18
The total mass of water vapour stored in the atmosphere at any moment is about ____ of the world's supply of precipitation.
Q.19
The range of normal human hearing is in the range of
Q.20
Which year was declared as the "Water Year" by Indian government
Q.21
The first global environmental protection treaty "The Montreal Protocol" was signed on September 26 in
Q.22
The sun emits a maximum amount of radiation at wavelengths near ____, while the earth emits maximum radiation near wavelengths of ____.
Q.23
At which temperature would the earth be radiating energy at the greatest rate or intensity?
Q.24
Rain during November is more acidic than monsoon rain due to
Q.25
The formula for exponential population growth is
Q.26
_________ is the most inhuman of social crimes.
Q.27
An important reason for the large daily temperature range over deserts is:
Q.28
The formula of growth rate for population in given time is
Q.29
Air is composed of gases, water vapours and
Q.30
Which of the following is a biodiversity hot spots in India?
Q.31
The unit of total water content of the soil is known as
Q.32
The unfavourable alteration of environment due to human activities is termed as
Q.33
Temperate forests occur in India in
Q.34
The complex network of interconnected food chains is called ___________
Q.35
Autecology deals with
Q.36
Synecology deals with
Q.37
Which of the following is mainly responsible for the extinction of wild life
Q.38
The percentage of water vapour present in the air compared to that required for saturation is the:
Q.39
Major cause of Ozone depletion is due to which chemical?
Q.40
The processes of condensation and freezing:
Q.41
Which of the following is an extinct species?
Q.42
The word Biophilia was coined by
Q.43
Which of the following is the most responsible for world water crisis?
Q.44
Centre of Modern nuclear technology in India
Q.45
The north-facing side of a hill in a mountainous region in the US tends to:
Q.46
Climate includes
Q.47
What scale is useful to record the force of wind ?
Q.48
Organisms which are predominantly found living on, in or near bed sediments of rivers or lakes are known as
Q.49
An example of nitrogen fixing bacteria in the soil
Q.50
In a food chain of grassland ecosystem the top consumers are
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