Tuesday 19 January 2016

The Ambient Air--- Sample questions for practise

Theme : The ambient air
Some sample questions for practice.

Ø  People working with marble, tiles, paints etc. often suffer from disorders that cannot be avoided. Do you agree with the statement? If yes, define about the diseases or disorders faced by such workers.
Ø  Roshan aged 48 works in a coal mine as a worker. He is complaining of shortness of breath and dry cough since few months. These symptoms indicate about which diseases? What has lead him to such situation? What are the symptoms as the disease advances?
Ø  The Factories Act is a legal provision to safeguard the health and safety of the workers. However there are few sectors that are not under its ambit. Name some of these industries. What are the problems faced by workers there? How can these problems be prevented and controlled?
Ø  Asbestos is a widely used material in the building and construction industries, despite it being a health hazard for the people working in the industries. What are the various health problems assosciated with it? Explain in brief.
Ø  Pneumoconiosis is considered as an occupational disorder related to industries and mines. But there have been instances where people living in area with no industries and mines have been reported of being suffering from this disorder. Narrate such an incident and state what other reasons could cause pneumoconiosis.
Ø  In India, as we all know, the cotton textile industry is the largest modern industry with about 1.07 million workers engaged in it, the workers of this industry are at risk of contacting a lethal disease. Name the disease and discuss its symptoms also.
Ø  To discourage people from smoking, Govt of India has made it mandatory for the cigarettes companies to print a statutory warning on the cigarette pack.
(1)   What is the warning on cigarette packing in India?
(2)   Despite the warning, why do people continue to smoke?
(3)   What actually is smoking? What does cigarette smoke contain?
Ø  Smoking is assosciated with innumerable health risks. It is known to damage nearly every part of the body and reduces the health of smokers in general. Justify the statement.
Ø  In today’s world almost everyone is prone to the risk of smoking. How true is this? What are the dangers assosciated with it?
Ø  Though not completely effective but still the govt has taken certain initiatives to control smoking. Do you agree? Give reasons for your answer.
Ø  Recent surveys in many cities of India showed poor quality of air and the presence of unwanted chemicals, microorganisms etc. in the air. The people of these cities were held responsible for it. The govt. decided to adopt strict rules for maintaining the air quality and to spread awareness to sensitize people.
(1)   What can be inferred from given data?
(2)   How are people responsible for the poor air quality?
(3)   What caused the deterioration of air quality?
Ø  The WHO has shown its concern towards increasing number of deaths every year due to air pollution. Mention the health and environmental effects of air pollution that are a cause of concern worldwide.
Ø  AQI is a number that is used by govt agencies to spread awareness among public about how polluted the air is or how polluted it is to become. With Delhi being termed as one of the most polluted cities in the world, the govt. has launched its national AQI.
(a)    What is AQI? What is its significance?
(b)   When is it launched in India? Name the cities that are currently part of it.
(c)    Two cities recorded the AQI as 45 and 350respectively. Where would you like to live?
Ø  Looking at the grim scenario of air pollution, it is the need of the hour that govt as well as people should take serious actions. Mention some of the measures that can be taken to reduce or control air pollution.
Ø  The poor man’s material is ironically proving to be highly expressive. Explain.
Ø  One may not be conscious about the presence of household pollution but the smoke, fumes and dust particles may cling on to the upholstery, furniture and other materials. Suggest any five measures that can be adopted by you to help mitigate indoor air pollution.
Ø  Discuss the impact of pollutants on our health and environment, which is continuously making millions sick and shorten lives. Explain by giving some examples.
Ø  It seems that humans are creating a ‘prison of death’ in which all mankind about to be trapped automatically.  Justify this statement in relation to environmental pollution.
Ø  What are the challenges, countries are facing and what obstacles are preventing assistance in improving air quality?
Ø  “The workers of cement industry are making the material of other’s house and destroying their own home.” Can you justify this statement in relation to lung cancer?
Ø  Sometimes occupation becomes Hangman’s noose for the workers who are actively involved in the industry like textile, dye, metal, asbestos etc.
Ø  The respiratory system of humans can be affected by a number of disorders. Give any four such disorders and also state its causes, symptoms, preventions and its cure.
Ø  Study the graph carefully and answer the questions that follow:
(1)   What can be inferred from the data?
(2)   Why is tobacco education essential in low income individuals?
(3)   Why are high school level students more attracted to smoking?

Ø  In the fig. given below, identify which type of pollution is referred here and explain how this pollution deteriorates the environment. Also, explain the main causes of this pollution.

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