Q.1
The process of successful establishment of the species in a new area is called
Q.2
The combustion of waste in the absence of Oxygen is called
Q.3
Atmospheric humidity is measured by
Q.4
The biggest award for environmental activities in India is given in the name of an individual. In whose name is it constituted?
Q.5
Water pollution is due to
Q.6
Ozone hole was first discovered in
Q.7
The world's biggest GHG emitter is
Q.8
Mullaperiyar dam is in the district?
Q.9
Mulching helps in
Q.10
Suppose it is a winter night and at about 11 p.m., the air cools to the dew-point temperature and a thick radiation fog develops. If the air continues to cool during the night, in 5 hours the dew point temperature will probably:
Q.11
A river with high BOD value is
Q.12
The name given to a liquid drop of dew that freezes when the air temperature drops below freezing is:
Q.13
Non-biodegradable pollutants are created by
Q.14
The order of basic processes involved in succession is
Q.15
The indoor pollutant radon which is a radioactive gas causes
Q.16
How do red and blue light differ?
Q.17
The dramatic increase in agricultural production that have been made possible by high yield miracle crops are called the
Q.18
In the atmosphere, tiny solid or liquid suspended particles of various composition are called:
Q.19
Freshwater protozoans react to a/an __________ environment by removing water through _______
Q.20
Which of the following is the poorest conductor of heat?
Q.21
Electromagnetic radiation with wavelengths between 0.4 and 0.7 micrometers is called:
Q.22
Which of the following has a wavelength shorter than that of violet light?
Q.23
Where was the Stockholm conference on Human Environment held?
Q.24
In most areas, the warmest time of the day about 5 feet above the ground occurs:
Q.25
"Ozone Hole" is a _____________
Q.26
The maintenance of relatively constant internal environment is called
Q.27
Respiratory roots are known as
Q.28
The conversion of a pond to a climax forest community is an example of
Q.29
Hypothermia is most common in:
Q.30
The earth is tilted at an angle of 23.5o with respect to the plane of its orbit around the sun. If the amount of tilt were increased to 40o, we would expect in middle latitudes:
Q.31
What is meant by GM foods?
Q.32
Which of the following gas is present at a very high concentration in our environment?
Q.33
A slow moving river of solid ice is called
Q.34
The most abundant gas emitted from volcanoes is:
Q.35
What is the major cause of diminishing wildlife number?
Q.36
The destruction of habitat of plants and animals is called
Q.37
The only ape found in India
Q.38
Which of the following is a nonrenewable energy resource?
Q.39
What type of energy is derived from heated groundwater?
Q.40
Which of the following is correctly matched?
Q.41
Flora is the __________ life occurring in a particular region or time
Q.42
The formation of __________ is the most characteristic feature in upper course of a river
Q.43
_________ refers to the phenomenon in that the organisms are exclusively restricted to a given area.
Q.44
_________ is the phenomenon where the earth retains heat.
Q.45
Ozone depletion in the stratosphere will cause
Q.46
The animal which consumes decaying organic matter is _________
Q.47
Which one of the following environmental pollutants has the problem of biomagnifications?
Q.48
Organ affected by pneumonia
Q.49
_________ is essentially stored solar energy that can be converted in to electricity, fuel and heat.
Q.50
Which among the following is mobile in nature?
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