-
What are the water-borne diseases caused by Bacteria ?
Answer
Typhoid, Paratyphoid, Dysentery, Cholera
-
What are the water borne diseases caused by Protozoa ?
Answer
Amoebiasis, Giardiasis
-
What are the water borne diseases caused by Viruses ?
Answer
infectious hepatitis, Poliomyelitis
-
What are the water borne diseases caused by Parasites ?
Answer
Malaria, Yellow Fever, Tapeworm
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What are the water borne diseases caused by Algae ?
Answer
Shistosomiasis, Gastroenteritis
-
What is a PH value ?
Answer
Acidic or alkaline nature of a liquid.
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Acidic liquids have PH value higher than _____________?
Answer
7
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Alkaline liquids have PH value less than___________?
Answer
7
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Air Striping method in water purification is used for ?
Answer
Removing ammonia, hydrigen sulphide and other volatile matters from water
-
Who coined the word 'Green House Effect' ?
Answer
JB Fourier (French Mathematician) in 1827
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Who obserbed global warming for the first time ? when ?
Answer
Scripps Institute of Oceanography, California in 1957
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When did the first UN Conference on Human Environment held, where ?
Answer
1972, Stockholm
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When was the Intergovernmental Panel for Climate Change (IPCC) established ? where is the head quarter of IPCC ?
Answer
1988, Geneva
-
What was the target of IPCC by the year 2005 ?
Answer
To reduce carbon emission by 20 % and bring back the carbondioxide emission of 1988 level with an eventual reduction of 50 % later.
-
When was 'Montreal Protocol' by UNEP created and when it came into force ?
Answer
Created in 1987 and came in to force in 1989
-
When did China and India signed 'Montreal Protocol' ? what was the important event ?
Answer
1990, London Amendment of 'Montreal Protocol'
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What was the amendment made in 'Montreal Protocol' in the year 1992 ?
Answer
Copenhagen Amendment
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Audible range of noise by a human is ___________?
Answer
0-120 decibel
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Some Actions and Noises (Important memorize )
Answer
Human heart beat - 13 dB
Typing-40 dB
Chewing gum - 20 dB
Turning newspaper-30 dB
Average city residence - 45 dB
Dog Barking - 66 dB
Average city street - 73 dB
Motor truck - 80 dB -
What are the Indian Penal Code (IPC) sections related to public noise ?
Answer
IPC Sections 268 and 290, Fine up to Rs.200
Environmental Science - Part 9
Environmental Science Model Questions, Environmental Study Materials, Environmental Study Notes for IAS, Civil Services, TET, TNTET, TNPSC, UGC NET,Environmental Science Study Materials for Tamilnadu TRB TNTET Exam 2013, Environmental Science Old Question Papers in Tamil, Environmental Science Model Question Papers for TET, TNTET 2013, Teachers Eligibility Test 2013
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