Examples of secondary air pollutants is/are:

1 Answer

Answer :

Examples of secondary air pollutants is/are: A. Automobile exhausts B. chimneys smog C. photochemicals smog D. Classical smog

Related questions

Description : Examples of secondary air pollutants is/are:

Last Answer : Examples of secondary air pollutants is/are: A. Smog B. PAN C. CFCs D. All the above

Description : Assertion : Secondary air pollutants are formed by interactin among primary pollutants and are more toxic Reason: DDT is secondary air pollutants

Last Answer : Assertion : Secondary air pollutants are formed by interactin among primary pollutants and are more toxic ... but reason is wrong D. Both are wrong

Description : What are secondary pollutants? -Biology

Last Answer : answer:

Description : What are secondary pollutants? -Biology

Last Answer : answer:

Description : One of the following acts as secondary pollutants

Last Answer : One of the following acts as secondary pollutants A. Br B. `NO_(2)` C. `HNO_(3)` D. `Cl_(2)`

Description : Two components of automobile exhausts, which can interact to produce secondary pollutants are

Last Answer : Two components of automobile exhausts, which can interact to produce secondary pollutants are A. ... sulphur dioxide D. Sulphur and nitrogen oxides.

Description : Examples of pollutants. -Biology

Last Answer : answer:

Description : Examples of biodegradable pollutants? -Biology

Last Answer : answer:

Description : Examples of pollutants. -Biology

Last Answer : answer:

Description : Examples of biodegradable pollutants? -Biology

Last Answer : answer:

Description : What are biodegradable pollutants or temporary pollutants? Give examples.

Last Answer : The pollutants that can be made harmless either by quick dilution to a very low concentration or by conversion are called biodegradable or temporary pollutants. They can be degraded by ... and become diluted. Sewage produced in cities can be made harmless by suitable biological treatment.

Description : What are the important air pollutants? -Geography

Last Answer : The important air pollutants are carbon dioxide, carbon monoxide, sulphur dioxide, nitrogen oxide, chloroflaoro carbons, hydro carbons etc.

Description : What are the types of air pollutants? -Biology

Last Answer : answer:

Description : What are the types of air pollutants? -Biology

Last Answer : answer:

Description : Which of the following statements are correct ? (i) Benzene hexachloride (BHC) is a non-biodegradable pollutant. (ii) Anthropogenic air pollutants are

Last Answer : Which of the following statements are correct ? (i) Benzene hexachloride (BHC) is a non-biodegradable pollutant. (ii) ... b B. a,c C. b,c D. c,d

Description : Which is not an air pollutants ?

Last Answer : Which is not an air pollutants ? A. Phosphate B. Hydrocarbons C. Carbon monoxide D. All of the above

Description : In indian metropolitan cities like Delhi major air pollutants is

Last Answer : In indian metropolitan cities like Delhi major air pollutants is A. SPM B. `SO_(2)` C. `NO_(2)` D. CO and `CO_(2)`

Description : Air pollutants that produce photochemical oxidants include

Last Answer : Air pollutants that produce photochemical oxidants include A. `CO_(2)`, CO and `SO_(2)` B. ... nitric acid D. ozone, chlorine and sulphur dioxide.

Description : A primary air pollutants is

Last Answer : A primary air pollutants is A. `CH_(4)` B. `H_(2)S` C. CO D. All the above

Description : Jet aeroplanes releases pollutants in air called

Last Answer : Jet aeroplanes releases pollutants in air called A. smog B. photo-chemical oxidants C. Aerosols D. Algae and bacteria.

Description : $ Air pollutants are always gaseous. ! Ultraviolet rays do not cause any harm to the human beings.

Last Answer : $ Air pollutants are always gaseous. ! Ultraviolet rays do not cause any harm to the human beings. A. If ... is wrong D. If both As and R are wrong.

Description : According to Central Pollution Control board (CPCB). Which particulate size in diameter (in micrometers) of the air pollutants is responsible for grea

Last Answer : According to Central Pollution Control board (CPCB). Which particulate size in diameter (in micrometers) of the air ... . 2.5 or less D. 1.5 or less

Description : In cities like Bombay and Calcutta the major air pollutants are

Last Answer : In cities like Bombay and Calcutta the major air pollutants are A. Ozone B. Carbon monoxide and oxides ... and not air D. Algal spores and marsh gas

Description : Consider the following statements 1. Large cold storage plants use ammonia as refrigerant while domestic refrigerators use chlorofluorocarbons. 2. Ammonia can be liquefied at ambient temperatures and at low pressures. 3. Chlorofluorocarbons are ... 3 only (b) 2 and 3 only (c) 1, 2 and 3 (d) 3 only

Last Answer : Ans:(a)

Description : Electro-static precipitator is used to control – (1) Chemical Pollutants (2) Radio-active Pollutants (3) Water Pollutants (4) Air Pollutants

Last Answer : (4) Air Pollutants Explanation: An Electrostatic precipitator is a particulate collection device that removes particles from a flowing gas (such as air) using the force of an induced electrostatic charge. ... and can easily remove fine particulate matter such as dust and smoke from the air stream.

Description : Mention the common air pollutants and their effects.

Last Answer : Pollutant Sulphur oxide particles Sources Coal & oil power plants, oil refineries, smelters, kerosene stoves Carbon monoxide Burning of fossil fuels, emission from vehicles Oxides of nitrogen ... smoke, stove smoke Copper smelters, cigarette smoke Pollen, animal skin, House dust

Description : According to Central Pollution Control Board  (CPCB), which particulate size in diameter (in  micrometers) of the air pollutants is responsible for  greatest harm to human health? (a) 1.0 or less (b) 5.2 - 2.5 (c) 2.5 or less (d) 1.5 or less

Last Answer : (c) 2.5 or less

Description : According to Central Pollution Control Board (CPCB), which particulate size in diameter (in micrometers) of the air pollutants is responsible for greatest harm to human health? (a) 1.0 or less (b) 5.2 - 2.5 (c) 2.5 or less (d) 1.5 or less

Last Answer : (c) 2.5 or less

Description : Due to increasing air-borne allergens and pollutants, many people in urban areas are suffering from respiratory disorder that cause wheezing due to (a) reduction in the secretion of surfactant by ... of bronchi and bronchioles (d) proliferation of fibrous tissues and damage of the alveolar walls.

Last Answer : (c) inflammation of bronchi and bronchioles

Description : Threshold Limit Value (TLV) is the maximum allowable concentration (i.e. safe limit) of pollutants in air. Safe limit for SO2 in air is __________ ppm. (A) 5 (B) 500 (C) 1000 (D) 2000

Last Answer : (A) 5

Description : Which of the following is the most major constituents of air pollutants? (A) Oxides of sulphur (B) Oxides of nitrogen (C) Carbon monoxide (D) Hydrogen sulphide

Last Answer : (A) Oxides of sulphur

Description : Most of the atmospheric air pollutants are present in large quantity in (A) Stratosphere (B) Thermosphere (C) Troposphere (D) Mesosphere

Last Answer : (C) Troposphere

Description : Particulate' air pollutants are finely divided solids and liquids. Which of the following is not a ‘particulate’? (A) Dust & mists (B) Smoke & fumes (C) Photochemical smog & soot (D) None of these

Last Answer : (D) None of these

Description : High concentration of carcinogenic hydrocarbon pollutants in atmospheric air causes (A) Cancer (B) Silicosis (C) Respiratory disease (e.g., asthma) (D) Reduced crop yield

Last Answer : (A) Cancer

Description : Which of the following air pollutants is not toxic to vegetation i.e., doesn't cause vegetation damage? (A) Smog & ozone (B) Hydrogen fluoride & nitrogen oxides (C) Sulphur dioxide & spray of weed killers (D) Carbon monoxide

Last Answer : (D) Carbon monoxide

Description : Carcinogenic air pollutants cause (A) Bone decay (B) Cancer (C) Asphyxiation (suffocation) (D) Anemia

Last Answer : (B) Cancer

Description : Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion ... rate? (A) CO (B) SO2 (C) NOx (D) CFC (chloro fluoro carbons)

Last Answer : (A) CO

Description : Point out the sources of air pollutants you find in your locality and suggest ways to reduce the pollution.

Last Answer : Sources of pollutants I. Vehicle's smoke II. Industrial smoke III. CFC in aerosol spray IV. Rotting vegetation Methods to reduce pollution I. Public transport should be used instead of personal cars. II ... from urban areas. IV. CFC free products should be used. V. Deforestation should be avoided.

Description : What are the main air pollutants?

Last Answer : I. Carbon monoxide (CO) II. Sulphur dioxide (SO2) III. Oxides of nitrogen (NO & NO2) IV. Chlorofluoro carbons (CFCs)

Description : Certain substances are classified as water pollutants, others as air pollutants and still others as land pollutants. Which of the following pollutes all three parts of our environment? w) fluorocarbons x) smog y) acid rain z) ozone

Last Answer : ANSWER: Y -- ACID RAIN

Description : Among the following air pollutants which directly impacts human health as well as climate ? (A) Soot (B) Sulphur dioxide (C) Oxides of nitrogen (D) Chlorofluoro carbons

Last Answer : (A) Soot

Description : 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

Last Answer : (A) Chlorofluorocarbons

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

Last Answer : (C) Foam industry

Description : Electro-static precipitator is used to control (1) Chemical Pollutants (2) Radio-active Pollutants (3) Water Pollutants (4) Air Pollutants

Last Answer : Air Pollutants

Description : Graph indicating changes in pollutants level w.r.t air fuel ratio

Last Answer : Graph indicating changes in pollutants level w.r.t air fuel ratio

Description : What are secondary activities? Explain with examples. -SST 10th

Last Answer : The occupations which produce finished goods by using the products of primary activities as raw materials are included in secondary activity. Manufacturing of cloth from cotton, sugar from sugarcane and steel ... is essential. This can be done in a factory or at home with simple tools.

Description : Explain the primary, secondary and tertiary sectors by giving examples of each. -SST 10th

Last Answer : Primary Sector :- All those economic activities that are undertaken by directly using natural resources are included in primary sector. For example, mining, forestry, fishing, poultry etc. Secondary sector : ... to the market. That will be done by tertiary sector. It is also called service sector.

Description : Examples of secondary meristem. -Biology

Last Answer : answer:

Description : What are ALL Of the following are examples of post secondary education except?

Last Answer : What is the answer ?

Description : In proteins the α-helix and β-pleated sheet are examples of (A) Primary structure (B) Secondary structure (C) Tertiary structure (D) Quaternary structure

Last Answer : Answer : B