Description : The smog in cities in India mainly consists of (A) Oxides Of sulphur (B) Oxides of nitrogen and unburnt hydrocarbons (C) Carbon monoxide and SPM (D) Oxides of sulphur and ozone
Last Answer : (B) Oxides of nitrogen and unburnt hydrocarbons
Description : Photochemical smog consists of
Last Answer : Photochemical smog consists of A. `O_(3), SO_(2)` and hydrocarbons B. `O_(3),PAN` and `NO_(2)` ... CO_(2)` and hydrocarbons D. `SO_(2)`,PAN and smoke
Description : The photochemical smog is formed by
Last Answer : The photochemical smog is formed by A. Nitrogen oxides B. Hydrocarbons C. Nitrogen oxides ... Solar radiations upon nitrogen oxides and hydrocarbons.
Description : Photochemical smog is formed from automobile exhaust (A) By reaction of hydrocarbon & nitric oxide in presence of sunlight (B) Appears only on sunny days (C) Is harmful for crops and trees also besides causing eye irritation & asthma (D) All (A), (B) & (C)
Last Answer : (D) All (A), (B) & (C)
Description : 28. Which one of the following statements regarding photochemical smog is not correct? (1) Photochemical smog does not cause irritation in eyes and throat (2) Carbon monoxide does not ... agent in character (4) Photochemical smog is formed through photochemical reaction involving solar energy.
Last Answer : Photochemical smog does not cause irritation in eyes and throat
Description : What is photochemical smog? -Biology
Last Answer : answer:
Description : Photochemical smog occurs in which climage? -General Knowledge
Last Answer : The answer is 'Auxin'
Description : What is produced during the formation of photochemical smog? -Do You Know?
Description : Which of the following is responsible for the formation of photochemical smog ?
Last Answer : Answer : Carbon monoxide is responsible for creating photochemical smog.
Description : Which of the following cause photochemical smog?
Last Answer : Which of the following cause photochemical smog? A. `O_(3)` B. `CO_(2)` C. `CH_(4)` D. `SO_(2)`
Description : Common components of photochemical smog may not contain:
Last Answer : Common components of photochemical smog may not contain: A. PAN B. Ozone C. Nitrogen dioxide D. `SO_(2)`
Description : Primary constituents of photochemical smog are
Last Answer : Primary constituents of photochemical smog are A. `SO_(2)` and CO B. `CO_(2)` and `NO_ ... (2)` and unsaturated hydrocarbons D. Hydrocarbons and CFCs.
Description : Photochemical smog is related to the pollution of :
Last Answer : Photochemical smog is related to the pollution of : A. Air B. Water C. Soil D. Nostoc.
Description : The main component of photochemical smog is:
Last Answer : The main component of photochemical smog is: A. `O_(3)` B. PAN C. PPN and PBN D. both A and B
Description : Photochemical smog was first observed in
Last Answer : Photochemical smog was first observed in A. Los angeless B. Tokyo C. New york D. Sydney
Description : Photochemical smog brings about
Last Answer : Photochemical smog brings about A. Defoliation B. Bleaching and blazing of foliage C. Floral bud shedding D. discolouration and curling of petals.
Description : Photochemical smog does not contain
Last Answer : Photochemical smog does not contain A. Carbon dioxide B. PAN (peroxy acyl nitrate) C. Ozone D. Nitrogen dioxide
Last Answer : Photochemical smog was first observed in A. London B. Los Angeles C. Paris D. Tokyo
Description : The term 'brown air' is used for – (1) Acid fumes (2) Photochemical smog (3) Sulphurous smog (4) Industrial smog
Last Answer : (2) Photochemical smog Explanation: Photochemical smog which is mainly composed of ozone (O3), Peroxyacetyl nitrate (PAN) and No., is also known as brown air where solar radiation is intense. In ... solar radiation or areas, smog formation is incomplete and the air is referred to as grey air.
Description : Which of the following is produced during the formation of photochemical smog? (1) Nitrogen Oxides (2) Hydrocarbons (3) Methane (4) Ozone
Last Answer : (4) Ozone Explanation: Ozone is produced during the formation of photochemical smog. Photochemical smog is a mixture of pollutants that are formed when nitrogen oxides and volatile organic compounds (VOCs) react to sunlight, creating a brown haze above cities.
Description : What is produced during the formation of photochemical smog?
Last Answer : Nitrogen oxide
Description : The yellow colour in photochemical smog is due to the presence of------? A. Sulphur dioxide B. Carbon dioxide C. Nitrogen dioxide (Answer) D. CFC’s
Last Answer : C. Nitrogen dioxide (Answer)
Description : Photochemical smog pollution does not contain (a) PAN (peroxyacyl nitrate) (b) ozone (c) nitrogen dioxide (d) carbon dioxide.
Last Answer : (d) carbon dioxide.
Description : Which is a secondary air pollutant? (A) Photochemical smog (B) Sulphur dioxide (C) Nitrogen dioxide (D) Dust particles
Last Answer : (A) Photochemical smog
Description : Direct reaction of unsaturated hydrocarbons with either NO or NO2 produces an eye irritating pollutant compound known as (A) Photochemical smog (B) Peroxyacetyl nitrate (PAN) or methyl nitrite (C) Benzopyrene (D) Polyacrylonitrile
Last Answer : (B) Peroxyacetyl nitrate (PAN) or methyl nitrite
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 : Which of the following is not a secondary air pollutant? (A) Ozone (B) Photochemical smog (C) Sulphur dioxide (D) All (A), (B) & (C)
Last Answer : (C) Sulphur dioxide
Description : Which of the following is a secondary air pollutant? (A) Photochemical smog (B) Sulphur dioxide (C) Nitrogen dioxide (D) Dust particles
Description : Which of the following emissions in the exhaust gas of an I.C. engine causes the formation of photochemical smog? (A) Nitrogen oxides (B) Hydrocarbons (C) Both 'a' & 'b' (D) Carbon monoxide
Last Answer : (C) Both 'a' & 'b'
Description : Which of the following factors contribute to formation of photochemical smog? 1. Stable atmosphere 2. NOx 3. Solar insolation 4. CO (a) 1, 2, 3, & 4 (b) 2, 3 & 4 only (c) 1 & 4 only (d) 1, 2 and 3 only
Last Answer : (a) 1, 2, 3, & 4
Description : Which of the following are responsible for the formation of photochemical smog ? 1. Light intensity 2. Ratio of hydrocarbons to nitric oxide 3. CO2 4. Hydrocarbon reactivity 5. SO2 (a) 1, 2, 3, 4 and 5 (b) 1, 2 and 4 only (c) 2, 3 and 4 only (d) 2, 3 and 5 only
Last Answer : (b) 1, 2 and 4 only
Description : What is responsible for the reddish, brown color of photochemical smog?
Last Answer : ANSWER: NITROGEN DIOXIDE or NO2
Description : Nitrous oxide, commonly called laughing gas, has been a matter of concern to environmentalists recently because: w) it is thought to cause cancer at low concentrations. x) it produces photochemical smog. y) it is a greenhouse gas. z) none of the above
Last Answer : ANSWER: Y -- IT IS A GREENHOUSE GAS.
Description : The constituents of photochemical smog responsible for eye irritation are (A) SO2 and O3 (B) SO2 and NO2 (C) HCHO and PAN (D) SO2 and SPM
Last Answer : (C) HCHO and PAN
Description : The term ‘brown air’ is used for (1) Acid fumes (2) Photochemical smog (3) Sulphurous smog (4) Industrial smog
Last Answer : Photochemical smog
Description : Which is associated with the formation of brown air in traffic congested cities? -Do You Know?
Description : Which is associated with the formation of brown air in traffic congested cities?
Description : Name the two metropolitan cities which are the main polluters of river Ganga before it reached Varanasi. -Geography
Last Answer : Kanpur and Allahabad
Description : Name the two metropolitan cities of Madhya Pradesh. -Geography
Last Answer : Bhopal, Indore and Jabalpur
Description : Name any two metropolitan cities of Andhra Pradesh. -Geography
Last Answer : (i) Vishakhapatnam (ii) Vijayawada
Description : Name the two metropolitan cities of Punjab. -Geography
Last Answer : Amritsar and Ludhiana.
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 : Atmosphere of big/metropolitan cities is polluted most by
Last Answer : Atmosphere of big/metropolitan cities is polluted most by A. Automobile exhausts B. Pesticide residue C. Household waste D. Radio-active fall -out.
Description : In metropolitan cities, the automobiles causes air polution
Last Answer : In metropolitan cities, the automobiles causes air polution A. 0.8 B. 0.6 C. 0.5 D. 1
Description : In almost all Indian metropolitan cities such as Delhi, the major atmospheric pollutant/s is/are
Last Answer : In almost all Indian metropolitan cities such as Delhi, the major atmospheric pollutant/s is/are ... dioxide and carbon monoxide D. Oxides of nitrogen
Description : Cities with population from one to five million are called – (1) Conurbation (2) Million City (3) Metropolitan (4) Cosmopolitan
Last Answer : (3) Metropolitan Explanation: Conurbation is a large area consisting of various towns that have expanded and joined together. Cosmopolitan means containing or influenced by people from all over the world. Metropolitan is large or a capital city having population from one to five million.
Description : Which of the following cities has been worst affected by urban smog in recent times? (A) Paris (B) London (C) Los Angeles (D) Beijing
Last Answer : (D) Beijing
Description : Smog that occurs mainly due to automobile exhausts and still air is
Last Answer : Smog that occurs mainly due to automobile exhausts and still air is A. Photochemicals smog B. Classical smog C. london smog D. Both B and C