Environmental
Practice Environmental MCQs from the Science syllabus.
Which chemical is used to disinfect drinking water and kill bacteria?
Excessive use of chemical fertilizers leads to which environmental problem?
The 'Kyoto Protocol' specifically addresses the issue of:
Which of the following is a result of photochemical smog?
Solid waste that can be converted into manure is called:
Which of the following is a non-biodegradable synthetic polymer?
The depletion of the ozone layer leads to an increase in which disease?
Which device is used to remove particulate matter from industrial smoke?
Which gas reacts with hemoglobin in the blood more readily than oxygen?
Ground-level ozone is often called 'bad ozone' because:
The 'Precautionary Principle' in environmental law implies:
What is the chemical formula of Peroxyacetyl Nitrate (PAN), a component of photochemical smog?
Eutrophication leads to an 'Anoxic' condition in water. What does 'Anoxic' mean?
Which of the following describes the 'Polluter Pays Principle'?
The use of plants to remove, transfer, or stabilize pollutants in soil is known as:
In an aquatic ecosystem, if the concentration of a pesticide is 0.000003 ppm in water and 25 ppm in predatory birds, this is an example of:
Which specific wavelength of ultraviolet radiation is most harmful and largely absorbed by the ozone layer?
'Thermal Inversion' is dangerous for air quality because: