Concentration of green houses gases is increasing due to

Concentration of green houses gases is increasing due to
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Concentration of green houses gases is increasing due to A. Deforestation B. Increased use of refrigerators ... of coal and petroleum D. All the above
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Green House Effect' means (1) Pollution in houses in tropical region (2) Prevention of ultraviolet radiation by the ozone layer (3) Trapping of solar energy due to atmospheric gases (4) Damage to green painted buildings

Description : Green House Effect' means (1) Pollution in houses in tropical region (2) Prevention of ultraviolet radiation by the ozone layer (3) Trapping of solar energy due to atmospheric gases (4) Damage to green painted buildings

Last Answer : (3) Trapping of solar energy due to atmospheric gases Explanation: The greenhouse effect occurs when Earth's atmosphere traps solar radiation because of the presence of certain gases, causing the ... , nitrous oxide (N2O) and other gases, ac-cording to the Environmental Protection Agency (EPA

Green House Effect’ means (1) Pollution in houses in tropical region (2) Prevention of ultraviolet radiation by the ozone layer (3) Trapping of solar energy due to atmospheric gases (4) Damage to green painted buildings

Description : Green House Effect’ means (1) Pollution in houses in tropical region (2) Prevention of ultraviolet radiation by the ozone layer (3) Trapping of solar energy due to atmospheric gases (4) Damage to green painted buildings

Last Answer : Trapping of solar energy due to atmospheric gases

Global warming is attributed to increase in concentration of green house gases like (A) CO2 (B) CFCs (C)CH4 (D) All of these

Description : Global warming is attributed to increase in concentration of green house gases like (A) CO2 (B) CFCs (C)CH4 (D) All of these

Last Answer : (D) All of these

Oceans act as sinks for atmospheric gases including carbon dioxide whose concentration in the atmosphere is increased by the (A) Forestation (B) Rain (C) Green house effect (D) Vegetation

Description : Oceans act as sinks for atmospheric gases including carbon dioxide whose concentration in the atmosphere is increased by the (A) Forestation (B) Rain (C) Green house effect (D) Vegetation

Last Answer : (C) Green house effect

'Green House Effect' means – (1) Pollution in houses in tropical regions (2) Trapping of solar energy due to atmospheric oxygen (3) Trapping of solar energy due to atmospheric carbon dioxide (4) Cultivation in green houses so as to check pollution

Description : 'Green House Effect' means – (1) Pollution in houses in tropical regions (2) Trapping of solar energy due to atmospheric oxygen (3) Trapping of solar energy due to atmospheric carbon dioxide (4) Cultivation in green houses so as to check pollution

Last Answer : (3) Trapping of solar energy due to atmospheric carbon dioxide Explanation: The greenhouse effect is a process by which thermal radiation from a planetary surface is absorbed by atmospheric ... fuels and clearing of forests, have intensified the natural greenhouse effect, causing global warming.

'Green House Effect' means (1) Pollution in houses in tropical regions (2) Trapping of solar energy due to atmospheric oxygen (3) Trapping of solar energy due to atmospheric carbon dioxide (4) Cultivation in green houses so as to check pollution

Description : 'Green House Effect' means (1) Pollution in houses in tropical regions (2) Trapping of solar energy due to atmospheric oxygen (3) Trapping of solar energy due to atmospheric carbon dioxide (4) Cultivation in green houses so as to check pollution

Last Answer : Trapping of solar energy due to atmospheric carbon dioxide

Assertion : In our houses when we start switching on different light buttons, main current goes on increasing. Reason : Different connections in house

Description : Assertion : In our houses when we start switching on different light buttons, main current goes on increasing. Reason : Different connections in house

Last Answer : Assertion : In our houses when we start switching on different light buttons, main current goes on ... . If Assertion is false but Reason is true.

'Green House Effect' means - (1) cultivation of crops in green house to conserve heat (2) trapping of solar energy due to carbon dioxide gases (3) trapping of solar energy by earth upper surface (4) increase of heat due to atmospheric pollution

Description : 'Green House Effect' means - (1) cultivation of crops in green house to conserve heat (2) trapping of solar energy due to carbon dioxide gases (3) trapping of solar energy by earth upper surface (4) increase of heat due to atmospheric pollution

Last Answer : (2) trapping of solar energy due to carbon dioxide gases Explanation: Green House Effect is a process by which thermal radiation from a planetary surface is absorbed by atmospheric greenhouse gases and is re-radiated in all directions.

‘Green House Effect’ means (1) cultivation of crops in green house to conserve heat (2) trapping of solar energy due to carbon dioxide gases (3) trapping of solar energy by earth upper surface (4) increase of heat due to atmospheric pollution

Description : ‘Green House Effect’ means (1) cultivation of crops in green house to conserve heat (2) trapping of solar energy due to carbon dioxide gases (3) trapping of solar energy by earth upper surface (4) increase of heat due to atmospheric pollution 

Last Answer :  trapping of solar energy due to carbon dioxide gases

Green house effect is increasing due to

Description : Green house effect is increasing due to

Last Answer : Green house effect is increasing due to A. High concentration of `NO_(2)` B. High concentration of `SO_ ... of `CO_(2)` D. High concentration of CO

Green house effect is increasing due to

Description : Green house effect is increasing due to

Last Answer : Green house effect is increasing due to A. Increasing `CO_(2)` concentration B. increasing ... of chlorofluorocarbons D. Hole in ozone layer.

Stabilisation of gasoline (petrol) means (A) Removal of dissolved gases from it (B) Increasing its oxidation stability (C) Improving its lead susceptibility (D) Increasing its vapour pressure

Description : Stabilisation of gasoline (petrol) means (A) Removal of dissolved gases from it (B) Increasing its oxidation stability (C) Improving its lead susceptibility (D) Increasing its vapour pressure

Last Answer : (A) Removal of dissolved gases from it

On increasing the temperature the solubility of most of the gases in water decreases. An important consequence of this effect is the thermal pollution of water, such as occurs around power plants cooled by a river or stream. How is the survival of fish affected by thermal pollution of water?

Description : On increasing the temperature the solubility of most of the gases in water decreases. An important consequence of this effect is the thermal pollution of water, such as occurs around power plants cooled by a river or stream. How is the survival of fish affected by thermal pollution of water? 

Last Answer : Ans.: When the water temperature of the river or stream is increases the solubility of oxygen in water decreases. Due to this decrease in dissolved oxygen the survival of fish becomes difficult.

Pick out the wrong statement. (A) In drying a solid containing moisture above the critical moisture content the number of degrees of freedom is 2 (B) Sherwood number in mass transfer corresponds to Nusselt number in heat transfer and Schmidt number to Prandtl number (C) Forced convection is relatively more effective in increasing the rate of mass transfer, if Schmidt number is larger (D) Hot gases at moderate pressure are usually in the shell side of shell and tube heat exchangers. At higher pressure, however, it is customary to put gas in the tube side

Description : Pick out the wrong statement. (A) In drying a solid containing moisture above the critical moisture content the number of degrees of freedom is 2 (B) Sherwood number in mass transfer corresponds to ... tube heat exchangers. At higher pressure, however, it is customary to put gas in the tube side

Last Answer : (C) Forced convection is relatively more effective in increasing the rate of mass transfer, if Schmidt number is larger

The density of the gases (present in air) decreases with increasing altitude to such an extent, that about 70% of the mass of atmospheric air is found in the lower 5 km. of the atmosphere. This lower region of atmosphere is called the (A) Ionosphere (B) Troposphere (C) Stratosphere (D) None of these

Description : The density of the gases (present in air) decreases with increasing altitude to such an extent, that about 70% of the mass of atmospheric air is found in the lower 5 km. of the atmosphere. This lower region of atmosphere is called the (A) Ionosphere (B) Troposphere (C) Stratosphere (D) None of these

Last Answer : (B) Troposphere

I heard of an invading, vanquishing army sweeping across the land, liquid-quick; conquering everything, quelling resistance. With it came darkness, dimming the light. Humans hid in their houses, while outside spears pierced, shattering stone walls. Uncountable soldiers smashed into the ground, but each elicited life as he died; when the army had vanished, advancing northward, the land was green and growing, refreshed. What is it? -Riddles

Description : I heard of an invading, vanquishing army sweeping across the land, liquid-quick; conquering everything, quelling resistance. With it came darkness, dimming the light. Humans hid in their houses, while ... vanished, advancing northward, the land was green and growing, refreshed. What is it? -Riddles

Last Answer : A rainstorm.

Which one of the following is not a green houses gas ?

Description : Which one of the following is not a green houses gas ?

Last Answer : Which one of the following is not a green houses gas ? A. `CO_(2)` B. `CH_(4)` C. `O_(2)` D. CFCs.

In cold places frost damage can be reduced in horticultural crops using these methods except a) Overhead sprinklers at night b) Green houses and shade nets c) Wind breaks placement d) Appropriate fungicide application

Description : In cold places frost damage can be reduced in horticultural crops using these methods except a) Overhead sprinklers at night b) Green houses and shade nets c) Wind breaks placement d) Appropriate fungicide application

Last Answer : b) Green houses and shade nets

The relation among various mass transfer co-efficients (M.T.C) for ideal gases is given by (where, Kc & Km are M.T.C. for equimolar counter diffusion with concentration & mole fraction respectively as the driving force. and, Kp= M.T.C. for diffusion of a gas through a stagnant inert gas with pressure as driving force.) (A) Kc = Kp = Km (B) Kc = Kp /RT = Km . RT/P (C) Kc = Kp . RT = Km . RT/p (D) None of these

Description : The relation among various mass transfer co-efficients (M.T.C) for ideal gases is given by (where, Kc & Km are M.T.C. for equimolar counter diffusion with concentration & mole fraction respectively as the driving ... (C) Kc = Kp . RT = Km . RT/p (D) None of these

Last Answer : (C) Kc = Kp . RT = Km . RT/p

For gases, the thermal conductivity increases with temperature rise. For liquids, with increase in concentration, its thermal conductivity generally (A) Decreases (B) Increases (C) Remains unchanged (D) Increases exponentially

Description : For gases, the thermal conductivity increases with temperature rise. For liquids, with increase in concentration, its thermal conductivity generally (A) Decreases (B) Increases (C) Remains unchanged (D) Increases exponentially

Last Answer : (A) Decreases

Design of waste heat boiler for recovery of waste heat from furnace gases depends upon the(A) Quantity & temperature of waste gas(B) Dust concentration & nature of dust in waste gas(C) Corrosive nature of the waste gas(D) All (A), (B) and (C)

Description : Design of waste heat boiler for recovery of waste heat from furnace gases depends upon the (A) Quantity & temperature of waste gas (B) Dust concentration & nature of dust in waste gas (C) Corrosive nature of the waste gas (D) All (A), (B) and (C)

Last Answer : (B) Dust concentration & nature of dust in waste gas

In an ammonia plant, the purge off is essential to (A) Maintain inert gas concentration within a limit (B) Remove excess poisonous gases (C) Maintain H2 : N2 ratio at 3 :1 (D) Remove uncondensed ammonia vapour

Description : In an ammonia plant, the purge off is essential to (A) Maintain inert gas concentration within a limit (B) Remove excess poisonous gases (C) Maintain H2 : N2 ratio at 3 :1 (D) Remove uncondensed ammonia vapour

Last Answer : (C) Maintain H2 : N2 ratio at 3 :1

Increasing the concentration of accumulated pollutant along food chain is along food chain is

Description : Increasing the concentration of accumulated pollutant along food chain is along food chain is

Last Answer : Increasing the concentration of accumulated pollutant along food chain is along food chain is ... B. Bioaccumulation C. Eutrophication D. Biodiversity

When Increasing the concentration and increasing the temp both increase the reaction rates based on which physical phenomenon?

Description : When Increasing the concentration and increasing the temp both increase the reaction rates based on which physical phenomenon?

Last Answer : The kinetic energy of the reactants. By increasing the concentration, there are more reactant particles available for the reaction, and increasing the temperature increases the kinetic energy so the reactants come in contact more often, and the reaction rate increases.

Epinephrine increases the concentration of free fatty acids in plasma by increasing (A) Extramitochondrial fatty acid synthesis (B) Mitochondrial fatty acid chain elongation (C) Microsomal fatty acid chain elongation (D) Lipolysis in adipose tissue

Description : Epinephrine increases the concentration of free fatty acids in plasma by increasing (A) Extramitochondrial fatty acid synthesis (B) Mitochondrial fatty acid chain elongation (C) Microsomal fatty acid chain elongation (D) Lipolysis in adipose tissue

Last Answer : Answer : D

Deficiency of urea cycle enzymes results into accumulation of citrulline argininosuccinate arginine in the liver resulting in increasing concentration of …….. in the blood. (A) Calcium (B) Sodium (C) Ammonia (D) Lipid

Description : Deficiency of urea cycle enzymes results into accumulation of citrulline argininosuccinate arginine in the liver resulting in increasing concentration of …….. in the blood. (A) Calcium (B) Sodium (C) Ammonia (D) Lipid

Last Answer : Answer : C

In most of the mechanically agitated liquid-liquid extractors, baffles or horizontal compartmental plates are provided, which helps in (A) Reducing the axial mixing (B) Increasing the rate of extraction (C) Maintaining the concentration difference between the two phases (D) All 'a', 'b' & 'c'

Description : In most of the mechanically agitated liquid-liquid extractors, baffles or horizontal compartmental plates are provided, which helps in (A) Reducing the axial mixing (B) Increasing the rate of extraction (C) Maintaining the concentration difference between the two phases (D) All 'a', 'b' & 'c'

Last Answer : (D) All 'a', 'b' & 'c'

With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct? (a) Increasing atmospheric CO2 concentration up to 0.05% can enhance CO2 fixation rate.(b) C3 plants respond to higher temperature with enhanced photosynthesis while C4 plants have much lower temperature optimum. (c) Tomato is a greenhouse crop which can be grown in CO2-enriched atmosphere for higher yield. (d) Light saturation for CO2 fixation occurs at 10% of full sunlight.

Description : With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct? (a) Increasing atmospheric CO2 concentration up to 0.05% can enhance CO2 fixation rate. ( ... for higher yield. (d) Light saturation for CO2 fixation occurs at 10% of full sunlight.

Last Answer : (b) C3 plants respond to higher temperature with enhanced photosynthesis while C4 plants have much lower temperature optimum

Pick out the wrong statement. (A) Caustic embrittlement of boiler's metallic parts is caused by highconcentration of caustic soda in boiler feed water(B) Cooling and freezing of water kills the bacteria present in it(C) With increasing boiler operating pressure of steam, the maximumallowable concentration of silica in feed water goes on decreasing(D) Dissolved oxygen content in high pressure boiler feed water should benil

Description : Pick out the wrong statement. (A) Caustic embrittlement of boiler's metallic parts is caused by highconcentration of caustic soda in boiler feed water (B) Cooling and freezing of water kills the ... goes on decreasing (D) Dissolved oxygen content in high pressure boiler feed water should be nil

Last Answer : (B) Cooling and freezing of water kills the bacteria present in it

Which of the following will favour the reverse reaction in a chemical equilibrium reaction? (A) Increasing the concentration of one of the reactants (B) Increasing the concentration of one or more of the products (C) Removal of at least one of the products at regular interval (D) None of these

Description : Which of the following will favour the reverse reaction in a chemical equilibrium reaction? (A) Increasing the concentration of one of the reactants (B) Increasing the concentration of one or more of the products (C) Removal of at least one of the products at regular interval (D) None of these

Last Answer : (B) Increasing the concentration of one or more of the products

The rate constant of a chemical reaction increases by increasing the (A) Temperature (B) Pressure (C) Reactant's concentration (D) None of these

Description : The rate constant of a chemical reaction increases by increasing the (A) Temperature (B) Pressure (C) Reactant's concentration (D) None of these

Last Answer : (A) Temperature

In multistage equilibrium conversion of SO2 to SO3 (2SO2 + O2 ⇌ 2SO3 ), the reverse reaction becomes appreciable at a temperature of 550° C. The percentage equilibrium conversion of SO2 to SO3 can be increased by (A) Increasing the oxygen concentration (B) Putting more quantity of V2O5 catalyst in the converter (C) Removing some quantity of SO3 during intermediate stage (D) Maintaining low temperature & pressure in the converter

Description : In multistage equilibrium conversion of SO2 to SO3 (2SO2 + O2 ⇌ 2SO3 ), the reverse reaction becomes appreciable at a temperature of 550° C. The percentage equilibrium conversion of SO2 to ... some quantity of SO3 during intermediate stage (D) Maintaining low temperature & pressure in the converter

Last Answer : (C) Removing some quantity of SO3 during intermediate stage

The emf of a Deniell cell “Zn | Zn2+|| Cu2+| Cu” can be increased by (A) Decreasing the surface area of the electrodes (B) Increasing the concentration of zinc sulphate solution (C) Increasing the surface area of the electrodes (D) Increasing the concentration of copper sulphate solution

Description : The emf of a Deniell cell “Zn | Zn2+|| Cu2+| Cu” can be increased by (A) Decreasing the surface area of the electrodes (B) Increasing the concentration of zinc sulphate solution (C) Increasing the surface area of the electrodes (D) Increasing the concentration of copper sulphate solution

Last Answer : (D) Increasing the concentration of copper sulphate solution

Several approaches have been suggested to increase the fixation of professionally applied topical fluoride, which of the following statements IS INCORRECT regarding increasing the fixation? A. Increase concentration of fluoride in solutions B. Raise the PH of the fluoride solution C. Increase the exposure time to topical fluoride D. Pre-treat the enamel with 0.5% phosphoric acid E. Use NH4F rather than NaF at a lower PH

Description : Several approaches have been suggested to increase the fixation of professionally applied topical fluoride, which of the following statements IS INCORRECT regarding increasing the fixation? A. Increase concentration of ... with 0.5% phosphoric acid E. Use NH4F rather than NaF at a lower PH

Last Answer : B. Raise the PH of the fluoride solution

With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct ? (1) Increasing atmospheric CO 2 concentration up to 0.05% can enhance CO 2 fixation rate (2) C 3 plants respond to higher temperatures with enhanced photosynthesis while C 4 plants have much lower temperature optimum (3) Tomato is a greenhouse crop which can be grown in CO 2 - enriched atmosphere for higher yield (4) Light saturation for CO 2 fixation occurs at 10% of full sunlight

Description : With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct ? (1) Increasing atmospheric CO 2 concentration up to 0.05% can enhance CO 2 fixation ... for higher yield (4) Light saturation for CO 2 fixation occurs at 10% of full sunlight

Last Answer : (2) C 3 plants respond to higher temperatures with enhanced photosynthesis while C 4 plants have much lower temperature optimum

Processed meat and poultry products have good market. However, their export is mainly hampered due to...... (A) processing not as per demand (B) breeds are not suitable for export (C) no proper transport conditions (D) unhygienic conditions of slaughter houses and animal diseases (E) domestic market is available easily

Description : Processed meat and poultry products have good market. However, their export is mainly hampered due to...... (A) processing not as per demand (B) breeds are not suitable for export ... conditions (D) unhygienic conditions of slaughter houses and animal diseases (E) domestic market is available easily

Last Answer : (D) unhygienic conditions of slaughter houses and animal diseases

When your friend invites you on feast then what do you in these conditions? Options: A) You go only when you have class affinity B) You must go because one should give due honour to invitation C) You go at one or two houses of friends only D) Make lame excuses on next day

Description : When your friend invites you on feast then what do you in these conditions? Options: A) You go only when you have class affinity B) You must go because one should give due honour to invitation C) You go at one or two houses of friends only D) Make lame excuses on next day

Last Answer : B) You must go because one should give due honour to invitation 

1. Trunk of tree increases in grith due to cell division in which tissue? 2. The Union Territory of Dadra and Nagar Haveli lies between which states of India? 3. Who was the political guru of Gandhiji ? 4. What is the maximum strength of the nominated members in both the Houses of Parliament? 5. Acetylene is used as an anaesthetic under which name?

Description : 1. Trunk of tree increases in grith due to cell division in which tissue? 2. The Union Territory of Dadra and Nagar Haveli lies between which states of India? 3. Who was the political guru of ... book The Audacity of Hope ? 20. Which stage of development of insect is most harmful for crop?

Last Answer : Answer : 1. Meristematic tissue 2. Gujarat and Maharashtra 3. Gopal Krishna Gokhale 4. 14 5. Narcylene 6. France 7. 33% 8. Daulatabad 9. Geetanjali 10. Collectorichum falcatum 11. 0.1% 12. ... 15. Hysterasis 16. Share Market 17. Indo-Gangetic plain 18. Amarakosa 19. Barack Obama 20. Caterpillar

The gases responsible for Green house effect are :

Description : The gases responsible for Green house effect are :

Last Answer : The gases responsible for Green house effect are : A. `CO_(2)` B. CFC C. `N_(2)O` D. All the above

Relative contribution of various green house gases to total global warming is given in the diagrams. Identify the green house gases

Description : Relative contribution of various green house gases to total global warming is given in the diagrams. Identify the green house gases

Last Answer : Relative contribution of various green house gases to total global warming is given in the diagrams. Identify the green ... CH_(4),c-CO_(2),d-N_(2)O`

Gases that are commonly known as green house gases:-

Description : Gases that are commonly known as green house gases:-

Last Answer : Gases that are commonly known as green house gases:- A. `CO_(2)` and `CH_(4)` B. `NO_(2)` and CFCs C. ozone D. All the above

Correct percentage of two green house gases is

Description : Correct percentage of two green house gases is

Last Answer : Correct percentage of two green house gases is A. `N_(2)O-6%,CO_(2)-86%` B. `CH_(4)-20%,N_(2)O-18%` C. `CO_(2)-40%, CFC-30%` D. `CFC-14%,CH_(4)-20%`

In kyoto protocol, all nations agreed to reduce emission of green house gases by

Description : In kyoto protocol, all nations agreed to reduce emission of green house gases by

Last Answer : In kyoto protocol, all nations agreed to reduce emission of green house gases by A. 2008 B. 2010 C. 2012 D. 2018

Heat that radiates back from greenhouse gases (green house flux) causes

Description : Heat that radiates back from greenhouse gases (green house flux) causes

Last Answer : Heat that radiates back from greenhouse gases (green house flux) causes A. Addition global warming B. Thermal inversion C. Eutrophication D. Smog

Green -house gases are

Description : Green -house gases are

Last Answer : Green -house gases are A. Absorbers of long -wave radiations from earth B. transparent to both ... to emision from earth for passage into outer space.

In kyoto protocol, all nations agreed to reduce emission of green house gases by

Description : In kyoto protocol, all nations agreed to reduce emission of green house gases by

Last Answer : In kyoto protocol, all nations agreed to reduce emission of green house gases by A. 2008 B. 2010 C. 2012 D. 2018

Blister copper is refined by stirring moltem impure metal with green logs of wood because such a wood liberated hydrocarbon gases like `(CH_(4))`. The

Description : Blister copper is refined by stirring moltem impure metal with green logs of wood because such a wood liberated hydrocarbon gases like `(CH_(4))`. The

Last Answer : Blister copper is refined by stirring moltem impure metal with green logs of wood because such a wood ... poling, Y=CuO D. X=cupellation, Y=CuO

What are the examples of natural green house gases?

Description : What are the examples of natural green house gases?

Last Answer : CO2, H2O, methane.

Consider the following gases: 1. Nitrous oxide 2. CFCs 3. Methane 4. Water vapour The Green House Gases (GHGs) are: (a) 1, 2, 3 and 4 (b) 1, 3 and 4 only (c) 1, 2 and 4 only (d) 1, 2 and 3 only

Description : Consider the following gases: 1. Nitrous oxide 2. CFCs 3. Methane 4. Water vapour The Green House Gases (GHGs) are: (a) 1, 2, 3 and 4 (b) 1, 3 and 4 only (c) 1, 2 and 4 only (d) 1, 2 and 3 only

Last Answer : Ans:(a)