Level of atmospheric `CO_(2)` has increased in 2000 from

Level of atmospheric `CO_(2)` has increased in 2000 from
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Answer :

Level of atmospheric `CO_(2)` has increased in 2000 from A. 280 ppm to 360 ppm B. 250 ppm to 300 ppm C. 300 ppm to 340 ppm D. 330 ppm to 350 ppm
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Increase in atmospheric temperature due to `CO_(2)` is called :

Description : Increase in atmospheric temperature due to `CO_(2)` is called :

Last Answer : Increase in atmospheric temperature due to `CO_(2)` is called : A. Pasteur effect B. Blackman effect C. Emersion effect D. Green-house effect

Checking of radiating heat by atmospheric dust, water vapour, ozone, `CO_(2)` etc., is known as:

Description : Checking of radiating heat by atmospheric dust, water vapour, ozone, `CO_(2)` etc., is known as:

Last Answer : Checking of radiating heat by atmospheric dust, water vapour, ozone, `CO_(2)` etc., is known as ... effect C. Green house effect D. Solar effect.

Checking of radiating heat by atmospheric dust, water vapour, ozone, `CO_(2)` etc., is known as:

Description : Checking of radiating heat by atmospheric dust, water vapour, ozone, `CO_(2)` etc., is known as:

Last Answer : Checking of radiating heat by atmospheric dust, water vapour, ozone, `CO_(2)` etc., is known ... effect C. Radioactive effect D. Green house effect.

The `CO_(2)` content by volume, in the atmospheric air is about

Description : The `CO_(2)` content by volume, in the atmospheric air is about

Last Answer : The `CO_(2)` content by volume, in the atmospheric air is about A. 3.6E-5 B. 0.00036 C. 0.0036 D. 0.036

Photosynthesis in `C_(4)` plants is relatively less limited by atmospheric `CO_(2)` levels because

Description : Photosynthesis in `C_(4)` plants is relatively less limited by atmospheric `CO_(2)` levels because

Last Answer : Photosynthesis in `C_(4)` plants is relatively less limited by atmospheric `CO_(2)` levels because A. ... 4)` plants has higher affinity for `CO_(2)`

Given statement is true or false Statement: Actual site of diffusion of `O_(2) and CO_(2)` between blood and atmospheric air is exchange part.

Description : Given statement is true or false Statement: Actual site of diffusion of `O_(2) and CO_(2)` between blood and atmospheric air is exchange part.

Last Answer : Given statement is true or false Statement: Actual site of diffusion of `O_(2) and CO_(2)` between blood and atmospheric air is exchange part.

Given statement is true or false Statement: Actual site of diffusion of `O_(2) and CO_(2)` between blood and atmospheric air is exchange part.

Description : Given statement is true or false Statement: Actual site of diffusion of `O_(2) and CO_(2)` between blood and atmospheric air is exchange part.

Last Answer : Given statement is true or false Statement: Actual site of diffusion of `O_(2) and CO_(2)` between blood and atmospheric air is exchange part.

`CO_(2)` content of atmosphere has increased in the last 150 years from

Description : `CO_(2)` content of atmosphere has increased in the last 150 years from

Last Answer : `CO_(2)` content of atmosphere has increased in the last 150 years from A. 200 ppm to 300 ppm B. 350 ... . 280 ppm to 370 ppm D. 120 ppm to 280 ppm

Assertion `:-` Bohr effect occur at the level of alveoli of lungs. Reason `:-` High concentratio of `CO_(2)` allow dissociation of oxyhaemoglobin.

Description : Assertion `:-` Bohr effect occur at the level of alveoli of lungs. Reason `:-` High concentratio of `CO_(2)` allow dissociation of oxyhaemoglobin.

Last Answer : Assertion `:-` Bohr effect occur at the level of alveoli of lungs. Reason `:-` High concentratio ... False. D. If both Assertion & Reason are false.

The wall of a dam is broader at the base (1) because streamlining is required (2) to withstand pressure that increases with depth (3) to withstand pressure that increases in a horizontal plane (4) to withstand pressure that is increased with atmospheric pressure

Description : The wall of a dam is broader at the base (1) because streamlining is required (2) to withstand pressure that increases with depth (3) to withstand pressure that increases in a horizontal plane (4) to withstand pressure that is increased with atmospheric pressure

Last Answer : (2) to withstand pressure that increases with depth Explanation: Darns are built broader at the base for two reasons. The first is because it needs to be stable enough to support the dam, and two, ... the structure the lower levels of water are at higher pressure than the upper levels of the water.

The wall of a dam is broader at the base (1) because streamlining is required (2) to withstand pressure that increases with depth (3) to withstand pressure that increases in a horizontal plane (4) to withstand pressure that is increased with atmospheric pressure

Description : The wall of a dam is broader at the base (1) because streamlining is required (2) to withstand pressure that increases with depth (3) to withstand pressure that increases in a horizontal plane (4) to withstand pressure that is increased with atmospheric pressure

Last Answer : (2) to withstand pressure that increases with depth Explanation: Darns are built broader at the base for two reasons. The first is because it needs to be stable enough to support the dam, and two, ... the structure the lower levels of water are at higher pressure than the upper levels of the water.

Which is a significant contributor to increased levels of atmospheric carbon dioxide?

Description : Which is a significant contributor to increased levels of atmospheric carbon dioxide?

Last Answer : Deforestation

Pick out the wrong statement (A) A horizontal line on the humidity chart indicates the temperature changes at constant molal humidity (B) When water is cooled from 80 to 70°C by exposure to the air with a wet bulb temperature of 60°C, then both the approach & the range would be 10°C (C) For unsaturated air-water vapor mixture at atmospheric conditions, the wet bulb temperature & adiabatic cooling lines are the same (D) Relative saturation of unsaturated mixture of water vapor & air cannot be increased by either reducing the mixture temperature or by increasing the total pressure

Description : Pick out the wrong statement (A) A horizontal line on the humidity chart indicates the temperature changes at constant molal humidity (B) When water is cooled from 80 to 70°C by exposure ... & air cannot be increased by either reducing the mixture temperature or by increasing the total pressure

Last Answer : (D) Relative saturation of unsaturated mixture of water vapor & air cannot be increased by either reducing the mixture temperature or by increasing the total pressure

The lift of a balloon is (A) Increased, as it rises to a higher altitude (B) Due to the weight of the atmospheric air, that it displaces (C) Not dependent on the temperature of the atmosphere (D) None of these

Description : The lift of a balloon is (A) Increased, as it rises to a higher altitude (B) Due to the weight of the atmospheric air, that it displaces (C) Not dependent on the temperature of the atmosphere (D) None of these

Last Answer : (B) Due to the weight of the atmospheric air, that it displaces

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

Which is a significant contributor to increased levels of atmospheric carbon dioxide?

Description : Which is a significant contributor to increased levels of atmospheric carbon dioxide?

Last Answer : Deforestation

Which one of the change may occur due to desertification? a) decrease in atmospheric temperature b) increase in water holding capacity of soil c) increased chances of flood d)conversion of fertile land into a desert

Description : Which one of the change may occur due to desertification? a) decrease in atmospheric temperature b) increase in water holding capacity of soil c) increased chances of flood d)conversion of fertile land into a desert

Last Answer : d)conversion of fertile land into a desert

To within 5%, how much has atmospheric CO2 concentration INCREASED since the year 1800?

Description : To within 5%, how much has atmospheric CO2 concentration INCREASED since the year 1800?

Last Answer : ANSWER: 25% 

The wall of a dam is broader at the base (1) because streamlining is required (2) to withstand pressure that increases with depth (3) to withstand pressure that increases in a horizontal plane (4) to withstand pressure that is increased with atmospheric pressure

Description : The wall of a dam is broader at the base (1) because streamlining is required (2) to withstand pressure that increases with depth (3) to withstand pressure that increases in a horizontal plane (4) to withstand pressure that is increased with atmospheric pressure

Last Answer :  to withstand pressure that increases with depth

In the year 2000, rice formed `20%` of the total food grain production in a country. In the next year, the total food grain production increased by `2

Description : In the year 2000, rice formed `20%` of the total food grain production in a country. In the next year, the total food grain production increased by `2

Last Answer : In the year 2000, rice formed `20%` of the total food grain production in a country. In the next year, the total ... `25%` B. `50%` C. `40%` D. `30%`

In 2000-2001 the use of mechanical & electrical increased from a)20% to 45%. c) 45% to 75% b) 45 to below 83% d)40% to over 83 %

Description : In 2000-2001 the use of mechanical & electrical increased from a)20% to 45%. c) 45% to 75% b) 45 to below 83% d)40% to over 83 %

Last Answer : 40% to over 83 %

The population of city S increased from 650,000 in 2000 to 700,000 in 2010, and it is projected that the population will increase by the same number from 2010 to 2020. Approximately what is the projected percent increase in population from 2010 to 2020 ? a) 7.1% b) 7.7% c) 8.3% d) 14.3% e) 15.3%

Description : The population of city S increased from 650,000 in 2000 to 700,000 in 2010, and it is projected that the population will increase by the same number from 2010 to 2020. Approximately what is the projected percent increase in population from 2010 to 2020 ? a) 7.1% b) 7.7% c) 8.3% d) 14.3% e) 15.3%

Last Answer : Required percentage = (750000 - 700000)/700000 * 100 = 7.14% Answer: a)

what is the atmospheric pressure at sea level?

Description : what is the atmospheric pressure at sea level?

Last Answer : At STP it is 1 bar

What fraction of atmospheric pressure at sea level is atmospheric at La Paz?

Description : What fraction of atmospheric pressure at sea level is atmospheric at La Paz?

Last Answer : Feel Free to Answer

Standard air is the: a. Mass of 1 cubic meter of dry air at 20°C and atmospheric pressure b. Mass of a cubic meter of air at atmospheric conditions c. Volume of air at ambient temperature and atmospheric pressure d. Volume of 1 kg of dry air at 21°C and atmospheric pressure at sea level or 101.325 kPa e. Volume of 1 kg of air at 15°C and 100 kPa

Description : Standard air is the: a. Mass of 1 cubic meter of dry air at 20°C and atmospheric pressure b. Mass of a cubic meter of air at atmospheric conditions c. Volume of air at ambient temperature and atmospheric pressure ... pressure at sea level or 101.325 kPa e. Volume of 1 kg of air at 15°C and 100 kPa

Last Answer : Answer: D

Which of the following factor does not harm laser efficiency? a. Atmospheric absorption b. Excitation energy not absorbed c. Problems in depopulating the lower laser level d. Inefficiency in populating the upper laser level

Description : Which of the following factor does not harm laser efficiency? a. Atmospheric absorption b. Excitation energy not absorbed c. Problems in depopulating the lower laser level d. Inefficiency in populating the upper laser level

Last Answer : a. Atmospheric absorption

Atmospheric noise is less at severe frequencies above A. Audio level B. 30 MHz C. 10 GHz D. 1 GHz

Description : Atmospheric noise is less at severe frequencies above A. Audio level B. 30 MHz C. 10 GHz D. 1 GHz

Last Answer : B. 30 MHz

People living at sea level have around 5 million RBC per cubic millimeter of their blood whereas those living at an altitude to 5400 metres have around 8 million. This is because at high altitude (a) people eat more nutritive food, therefore more RBCs are formed (b) people get pollution-free air to breath and more oxygen is available (c) atmospheric O2 level is less and hence more RBCs are needed to absorb the required amount of O2 to survive (d) there is more UV radiation which enhances RBC production.

Description : People living at sea level have around 5 million RBC per cubic millimeter of their blood whereas those living at an altitude to 5400 metres have around 8 million. This is because at high altitude ... required amount of O2 to survive (d) there is more UV radiation which enhances RBC production.

Last Answer : (c) atmospheric O2 level is less and hence more RBCs are needed to absorb the required amount of O2 to survive

Pick up the incorrect statement from the following: (A) Free surface ground water is subjected to atmospheric pressure (B) Water table surface rises and falls with seasons (C) Depth of water table is directly proportional to the rate of drawl of water (D) Level of water table remains stationary

Description : Pick up the incorrect statement from the following:  (A) Free surface ground water is subjected to atmospheric pressure  (B) Water table surface rises and falls with seasons  (C) ... directly proportional to the rate of drawl of water  (D) Level of water table remains stationary 

Last Answer : (D) Level of water table remains stationary 

The zero atmospheric pressure is at (A) Sea level (B) Water table (C) Phreatic surface (D) Both (B) and (C) of the above

Description : The zero atmospheric pressure is at (A) Sea level (B) Water table (C) Phreatic surface (D) Both (B) and (C) of the above

Last Answer : (D) Both (B) and (C) of the above

The atmospheric pressure at sea level is (A) 103 kN/m2 (B) 10.3 m of water (C) 760 mm of mercury (D) All of these

Description : The atmospheric pressure at sea level is (A) 103 kN/m2 (B) 10.3 m of water (C) 760 mm of mercury (D) All of these

Last Answer : Answer: Option D

Select the correct statement (A) Local atmospheric pressure depends upon elevation of locality only (B) Standard atmospheric pressure is the mean local atmospheric pressure a* sea level (C) Local atmospheric pressure is always below standard atmospheric pressure (D) A barometer reads the difference between local and standard atmospheric pressure

Description : Select the correct statement (A) Local atmospheric pressure depends upon elevation of locality only (B) Standard atmospheric pressure is the mean local atmospheric pressure a* sea level ... atmospheric pressure (D) A barometer reads the difference between local and standard atmospheric pressure

Last Answer : Answer: Option B

Which one of the following statements is correct ? a) For water at 100o Celsius at sea level, the vapour pressure is equal to atmospheric pressure b) Surface energy (or tension) is caused by the force of adhesion between liquid molecules c) Viscosity of a fluid is the property exhibited by it both in static and in dynamic conditions d) Air is 50,000 times more compressible than water

Description : Which one of the following statements is correct ? a) For water at 100o Celsius at sea level, the vapour pressure is equal to atmospheric pressure b) Surface energy (or tension) is caused by ... it both in static and in dynamic conditions d) Air is 50,000 times more compressible than water

Last Answer : c) Viscosity of a fluid is the property exhibited by it both in static and in dynamic conditions

Which one of the following statements is correct? (a) Local atmospheric pressure is always lesser than standard atmospheric pressure (b) Local atmospheric pressure depends upon the elevation of the locality only (c) Standard atmospheric pressure is the mean atmospheric pressure at sea level (d) A barometer reads the difference between local, and standard atmospheric pressure

Description : Which one of the following statements is correct? (a) Local atmospheric pressure is always lesser than standard atmospheric pressure (b) Local atmospheric pressure depends upon the elevation of ... sea level (d) A barometer reads the difference between local, and standard atmospheric pressure

Last Answer : (c) Standard atmospheric pressure is the mean atmospheric pressure at sea level

Which of the following factor does not harm laser efficiency? ∙ a. Atmospheric absorption ∙ b. Excitation energy not absorbed ∙ c. Problems in depopulating the lower laser level ∙ d. Inefficiency in populating the upper laser level

Description : Which of the following factor does not harm laser efficiency? ∙ a. Atmospheric absorption ∙ b. Excitation energy not absorbed ∙ c. Problems in depopulating the lower laser level ∙ d. Inefficiency in populating the upper laser level

Last Answer : ∙ a. Atmospheric absorption

The power of a locomotive is 315 kW and the total weight of the train is 2000 kN. If the track resistance is 15 N per kN, the maximum speed that the locomotive can attain on level track will be a.43 kmph b.83 kmph c.103 kmph d.107 dynes e.38 kmph

Description : The power of a locomotive is 315 kW and the total weight of the train is 2000 kN. If the track resistance is 15 N per kN, the maximum speed that the locomotive can attain on level track will be a.43 kmph b.83 kmph c.103 kmph d.107 dynes e.38 kmph

Last Answer : e. 38 kmph

The power of a locomotive is 315 kW and the total weight of the train is 2000 kN. If the track resistance is qN per kN, the maximum speed that the locomotive can attain on level track will be a.103 kmph b.83 kmph c.107 dynes d.43 kmph e.63 kmph

Description : The power of a locomotive is 315 kW and the total weight of the train is 2000 kN. If the track resistance is qN per kN, the maximum speed that the locomotive can attain on level track will be a.103 kmph b.83 kmph c.107 dynes d.43 kmph e.63 kmph

Last Answer : e. 63 kmph

At what level does the Natura 2000 network operate? -General Knowledge

Description : At what level does the Natura 2000 network operate? -General Knowledge

Last Answer : The answer is 'European'

At what level does the Natura 2000 network operate? -General Knowledge

Description : At what level does the Natura 2000 network operate? -General Knowledge

Last Answer : answer:

At what level does the Natura 2000 network operate? -General Knowledge

Description : At what level does the Natura 2000 network operate? -General Knowledge

Last Answer : answer:

Which one of the following is the characteristic vegetation of regions between the snow line and about 3000 meters above mean sea level of the Himalayan region? [CDS 2000] (a) Thick forests of birch, fir, spruce and other trees (b) Forests of oak, deodar, chestnut and maple trees (c) A few dwarf shrubs (d) Forests of khair, sandalwood, palas and other trees

Description : Which one of the following is the characteristic vegetation of regions between the snow line and about 3000 meters above mean sea level of the Himalayan region? [CDS 2000] (a) Thick forests of birch, fir, ... maple trees (c) A few dwarf shrubs (d) Forests of khair, sandalwood, palas and other trees

Last Answer : Ans: (b)

At what level does the Natura 2000 network operate?

Description : At what level does the Natura 2000 network operate?

Last Answer : European

Elevation of temperate region from sea level ranges: a. 1000-2000 m b. 2500-3000 m c. 3500-4000 m d. b & c

Description : Elevation of temperate region from sea level ranges: a. 1000-2000 m b. 2500-3000 m c. 3500-4000 m d. b & c

Last Answer : b & c

The stem of a cantilever retaining wall which retains earth level with top is 6 m. If the angle of repose and weight of the soil per cubic metre are 30° and 2000 kg respectively, the effective width of the stem at the bottom, is (A) 51.5 (B) 52.5 (C) 53.5 (D) 54.5

Description : The stem of a cantilever retaining wall which retains earth level with top is 6 m. If the angle of repose and weight of the soil per cubic metre are 30° and 2000 kg respectively, the effective width of the stem at the bottom, is (A) 51.5 (B) 52.5 (C) 53.5 (D) 54.5

Last Answer : Answer: Option C

The total pressure on the surface of a vertical sluice gate 2 m x 1 m with its top 2 m surface being 0.5 m below the water level will be (A) 500 kg (B) 1000 kg (C) 1500 kg (D) 2000 kg

Description : The total pressure on the surface of a vertical sluice gate 2 m x 1 m with its top 2 m surface being 0.5 m below the water level will be (A) 500 kg (B) 1000 kg (C) 1500 kg (D) 2000 kg

Last Answer : Answer: Option D

Assertion `:-` In the alveoli, dissociation of `CO_(2)` from carbamino-haemoglobin takes place Reason `:-` In the alveoli `P_(CO_(2))` is low and `P_(

Description : Assertion `:-` In the alveoli, dissociation of `CO_(2)` from carbamino-haemoglobin takes place Reason `:-` In the alveoli `P_(CO_(2))` is low and `P_(

Last Answer : Assertion `:-` In the alveoli, dissociation of `CO_(2)` from carbamino-haemoglobin takes place Reason ` ... . D. If both Assertion & Reason are false.

Assertion` :-` Major part of `CO_(2)` is transported in the form of sodium bicarbonate. Reason `:-` 0.3 ml of `CO_(2)` is transported per 100ml of blo

Description : Assertion` :-` Major part of `CO_(2)` is transported in the form of sodium bicarbonate. Reason `:-` 0.3 ml of `CO_(2)` is transported per 100ml of blo

Last Answer : Assertion` :-` Major part of `CO_(2)` is transported in the form of sodium bicarbonate. Reason `: ... False. D. If both Assertion & Reason are false.

Assertion `:-` The blood transports carbondioxide comparatively easily. Reason `:-` During `CO_(2)` transport chloride ions diffuse from plasma into t

Description : Assertion `:-` The blood transports carbondioxide comparatively easily. Reason `:-` During `CO_(2)` transport chloride ions diffuse from plasma into t

Last Answer : Assertion `:-` The blood transports carbondioxide comparatively easily. Reason `:-` During `CO_(2)` ... D. If both Assertion & Reason are false.

Assertion `:-` In the tissue high `P_(O_(2))`, low `P_(CO_(2))`, higher `H^(o+)` concentration conditions are favourable for dissociation of oxygen fr

Description : Assertion `:-` In the tissue high `P_(O_(2))`, low `P_(CO_(2))`, higher `H^(o+)` concentration conditions are favourable for dissociation of oxygen fr

Last Answer : Assertion `:-` In the tissue high `P_(O_(2))`, low `P_(CO_(2))`, higher `H^(o+)` ... Reason is False. D. If both Assertion & Reason are false.

Assertion `:-` The amount of `CO_(20` that can diffuse through the diffusion membrane per unit differnece in partial pressure is much higher compared

Description : Assertion `:-` The amount of `CO_(20` that can diffuse through the diffusion membrane per unit differnece in partial pressure is much higher compared

Last Answer : Assertion `:-` The amount of `CO_(20` that can diffuse through the diffusion membrane per unit ... . D. If both Assertion & Reason are false.