The maximum emission of pollutants from fuel sources in India is caused by : (A) Coal (B) Firewood (C) Refuse burning (D) Vegetable waste product

The maximum emission of pollutants from fuel sources in India is caused by : (A) Coal (B) Firewood (C) Refuse burning (D) Vegetable waste product
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Answer :

Answer: B 

As many as 115,000 people die in India each year from coal-fired power plant po llution, costing the country about $4.6 billion, according to a groundbreaking new study released today. Coal is the primary fuel for electricity generation in India and its usage is continuously increasing to meet the energy demands of the country.
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One of the anthropogenic sources of gaseous pollutants chlorofluorocarbons (CFCs) in air is (A) Cement Industry (B) Fertiliser industry (C) Foam industry (D) Pesticide industry

Description : One of the anthropogenic sources of gaseous pollutants chlorofluorocarbons (CFCs) in air is (A) Cement Industry (B) Fertiliser industry (C) Foam industry (D) Pesticide industry

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The sources of sulphur dioxide may be: 1. burning of coal 2. solid municipality waste disposal 3. burning of diesel 4. volcanoes The correct sources are: (a) 1, 2 and 4 only (b) 1, 3 and 4 only (c) 1, 2, 3 and 4 (d) 1, 2 and 3 only

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Last Answer : Ans:(b)

The problematic pollutants in emission of coal based generating plants __________.

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Description : Which of the following is not a commercial source of energy? (1) Coal (2) Petroleum (3) Natural Gas (4) Firewood

Last Answer : (4) Firewood Explanation: Firewood, agricultural waste (straw, etc.) and animals waste (cowdung) are the important components of non-commercial energy. It is generally used in the rural ... . Coal, petroleum products, natural gas and, electricity are the important components of commercial energy.

Which of the following is not a commercial source of energy? (1) Coal (2) Petroleum (3) Natural Gas (4) Firewood

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Last Answer : Firewood

In the recently launched Air Quality Index in India, which of the following pollutants is not included? (A) Chlorofluorocarbons (B) Carbon monoxide (C) Fine particulate matter (D) Ozone

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Last Answer : C) You will ask her to sit for same time 

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If your neighbour knows about your blood group, all of a sudden his child fell down to a road accident, and he request you to donate blood to save his child's life, what decision would you like to take? Options: A) You will refuse immediately B) You will create a fear of same serious disease to avoid it C) You will immediately agree to donate your blood D) You will suggest him to arrange blood from a Blood-bank

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If a parent approaches the teacher to do some favour to his/her ward in the examination, the teacher should (A) try to help him (B) ask him not to talk in those terms (C) refuse politely and firmly (D) ask him rudely to go away

Description : If a parent approaches the teacher to do some favour to his/her ward in the examination, the teacher should (A) try to help him (B) ask him not to talk in those terms (C) refuse politely and firmly (D) ask him rudely to go away 

Last Answer : (C) refuse politely and firmly

The advantages of firing pulverised coal in the furnace lies in the fact that, it (A) Permits the use of high ash content coal (B) Permits the use of low fusion point ash coal (C) Accelerates the burning rate and economises on fuel consumption (D) All (A), (B) and (C)

Description : The advantages of firing pulverised coal in the furnace lies in the fact that, it (A) Permits the use of high ash content coal (B) Permits the use of low fusion point ash coal (C) Accelerates the burning rate and economises on fuel consumption (D) All (A), (B) and (C)

Last Answer : (C) Accelerates the burning rate and economises on fuel consumption

Which of the following accentuates clinkering troubles on furnace grate burning coal? (A) Low reactivity of carbonised residue containing high proportion of iron & sulphur (B) Low forced draft & fuel bed temperature (C) Thick firebed and preheated primary air (D) All (A), (B) and (C)

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Last Answer : (D) All (A), (B) and (C)

Which of the following accentuates clinkering trouble on furnace grate burning coal? (A) Low reactivity of carbonised residue containing high proportions of iron & sulphur (B) Low forced draught and fuel bed temperature (C) Thick fire bed and preheated primary air (D) All (A), (B) and (C)

Description : Which of the following accentuates clinkering trouble on furnace grate burning coal? (A) Low reactivity of carbonised residue containing high proportions of iron & sulphur (B) Low forced draught and fuel bed temperature (C) Thick fire bed and preheated primary air (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

The advantage of firing pulverised coal in the furnace lies in the fact, that it (A) Permits the use of high ash content coal (B) Permits the use of low fusion point ash coal(C) Accelerates the burning rate and economises on fuel combustion(D) All (A), (B) and (C)

Description : The advantage of firing pulverised coal in the furnace lies in the fact, that it (A) Permits the use of high ash content coal (B) Permits the use of low fusion point ash coal (C) Accelerates the burning rate and economises on fuel combustion (D) All (A), (B) and (C)

Last Answer : (C) Accelerates the burning rate and economises on fuel combustion

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Burning of fossil fuels is the main source of which of the following pollutants?

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Last Answer : Answer: A

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Last Answer : Answer: D

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The waste management technique that involves the use of micro-organisms to remove or neutralize pollutants from contaminated site is called (1) Bio sensor (2) Bio magnification (3) Bio remediation (4) Bio concentration

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The liquid waste from kitchens and baths, of residences is known as: (1) Domestic sewage (2) Storm water (3) Sullage (4) Refuse

Description : The liquid waste from kitchens and baths, of residences is known as: (1) Domestic sewage (2) Storm water (3) Sullage (4) Refuse

Last Answer : (3) Sullage Explanation: The liquid waste from kitchens and baths, of residence is known as sullage.

Waste or refuse arising out of manufacturing activity of output cleared for home consumption shall be charged to import duty as _____. A waste or refuse B output C waste or refuse or output D Input

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Pick out the wrong statement. (A) Theoretical flame temperature is the temperature attained by the products of combustion, when the fuel is burned without loss or gain of heat (B) Burning the fuel with theoretically required amount of pure oxygen results in attainment of maximum adiabatic flame temperature (C) Burning the fuel with excess pure oxygen results in maximum theoretical flame temperature (D) Adiabatic flame temperatures of actual combustions are always less than the maximum values

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