A. Air pollution
B. Soil pollution
C. Water pollution
D. All of the above
Related Mcqs:
- Lead (Pb) is mainly considered:
A. Soil pollutant
B. Water pollutant
C. Air pollutant
D. Noise pollutant - Nitrogen oxides produced from the emission of automobiles and power plants, are the source of fine air borne particles which lead to:
A. Photochemical smog
B. Dry acid deposition
C. Industrial smog
D. Wet acid deposition - The concepts of population dynamics and carrying capacity lead to management of wildlife which may be defined as:
A. Art
B. Science of manipulating the centrum of wild animal populations to meet specific objectives
C. Both (a) & (b)
D. None of these - Biological Oxygen Demand (BOD) is a measure of:
A. Industrial wastes poured into water bodies
B. Extent to which water is polluted with organic compounds
C. Amount of carbon monoxide inseparably combined with haemoglobin
D. Amount of oxygen needed by green plants during night - The result of ozone hole is:
A. Global warming
B. Acid rain
C. Greenhouse effect
D. The UV radiations reach the earth - Aerosols reduce primary productivity by:
A. Decreasing O2
B. Reducing photosynthesis
C. Competing with CO2
D. Being toxic to chloroplasts - Every pesticide develops its own failure as its repeated use leads to:
A. The development of resistant pest varieties
B. Simplification of food web
C. Reduction in population of useful birds
D. Increase in weed population - Mark the plant showing insecticidal properties:
A. Ocimum basilicum
B. Azadirachta indica
C. Both (a) & (b)
D. Dalbergia sissoo - The pollutants like phenol, Na and Hg can be removed from water by technique/s such as:
A. Reverse osmosis
B. Electrodialysis
C. Both (a) & (b)
D. None of these - Minamata diseased was caused due to water pollution by:
A. Lead
B. Cyanides
C. Methyl isocyanate
D. Mercury
The correct answer to the question: "Indiscriminate use of fertilizers have lead to:" is "Water pollution ".