If `CO_(2)` is absent in the atmosphere of earth, then

1 Answer

Answer :

If `CO_(2)` is absent in the atmosphere of earth, then A. Temperature will decrease B. ... increase C. Plants will flourish well D. No effect

Related questions

Description : At present, the concentration of `CO_(2)` in the atmosphere is about:

Last Answer : At present, the concentration of `CO_(2)` in the atmosphere is about: A. 100ppm B. 240ppm C. 380 ppm D. 520 ppm

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

Description : In the `CO_(2)` content of the atmosphere is as high as 300 parts per million

Last Answer : In the `CO_(2)` content of the atmosphere is as high as 300 parts per million A. All plants ... time and then die D. The plants would thrive well.

Description : The cencentration of `CO_(2)` in the atmosphere is approximately

Last Answer : The cencentration of `CO_(2)` in the atmosphere is approximately A. `0.003%` B. `0.03%` C. `0.30%` D. `3.00 %`

Description : The correct percentage of `CO_(2)` in atmosphere is

Last Answer : The correct percentage of `CO_(2)` in atmosphere is A. `0.03%` B. `0.3%` C. `1%` D. `C^(14) and O^(18)`

Description : `{:("Respiration","Atmosphere","Alveoli","Deoxygenated blood","Oxygenated blood","Tissue"),(O_(2),159,104,B,95,D),(CO_(2),0.3,A,45,C,45):}` Correct op

Last Answer : `{:("Respiration","Atmosphere","Alveoli","Deoxygenated blood","Oxygenated blood","Tissue"),(O_(2),159,104,B,95,D) ... 45, 40, 95, 40 D. 40, 45, 40, 40

Description : Process of exchange of `O_(2)` from the atmosphere with `CO_(2)` produced by the cells is called

Last Answer : Process of exchange of `O_(2)` from the atmosphere with `CO_(2)` produced by the cells is called

Description : Process of exchange of `O_(2)` from the atmosphere with `CO_(2)` produced by the cells is called

Last Answer : Process of exchange of `O_(2)` from the atmosphere with `CO_(2)` produced by the cells is called

Description : The correct percentage of `CO_(2)` in atmosphere is

Last Answer : The correct percentage of `CO_(2)` in atmosphere is A. `0.03%` B. `0.3%` C. `1%` D. `1.1%`

Description : In the atmosphere, carbon dioxide is found in two forms, i.e., `.^(12)CO_(2)` and `.^(14)CO_(2)`. Plants absorb `CO_(2)` during photosynthesis. In pre

Last Answer : In the atmosphere, carbon dioxide is found in two forms, i.e., `.^(12)CO_(2)` and `.^(14)CO_(2)` ... 4246.5 years B. 5384 yrs C. 4628 yrs D. 2684 yrs

Description : In the atmosphere, carbon dioxide is found in two forms, i.e., `.^(12)CO_(2)` and `.^(14)CO_(2)`. Plants absorb `CO_(2)` during photosynthesis. In pre

Last Answer : In the atmosphere, carbon dioxide is found in two forms, i.e., `.^(12)CO_(2)` and `.^(14)CO_(2)`. ... A. 4246 yrs B. 4624 yrs C. 4628 yrs D. 6248 yrs

Description : In the atmosphere, carbon dioxide is found in two forms, i.e., `.^(12)CO_(2)` and `.^(14)CO_(2)`. Plants absorb `CO_(2)` during photosynthesis. In pre

Last Answer : In the atmosphere, carbon dioxide is found in two forms, i.e., `.^(12)CO_(2)` and `.^(14)CO_(2) ... H_(2)O` and `CO_(2)` D. mechanism is not confirmed

Description : In the atmosphere, carbon dioxide is found in two forms, i.e., `.^(12)CO_(2)` and `.^(14)CO_(2)`. Plants absorb `CO_(2)` during photosynthesis. In pre

Last Answer : In the atmosphere, carbon dioxide is found in two forms, i.e., `.^(12)CO_(2)` and ` ... nitrogen by cosmic ray neutrons D. none of the above

Description : Which was absent in the atmosphere at the time of origin of life? (a) NH3 (b) H2 (c) O2 (d) CH4

Last Answer : O2

Description : For `CaCO_(3)(s)rarr CaO(s)+CO_(2)(g)` at `977^(@)C, Delta H = 174` KJ/mol , then `Delta E` is :-

Last Answer : For `CaCO_(3)(s)rarr CaO(s)+CO_(2)(g)` at `977^(@)C, Delta H = 174` KJ/mol , then `Delta E` is :- A. 160 KJ B. 163.6 KJ C. 186.4 KJ D. 180 KJ

Description : `NH_(4)COONH_(2)(s)hArr2NH_(3)(g)+CO_(2)(g)` If equilibrium pressure is 3 atm for the above reaction, then `K_(p)` for the reaction is

Last Answer : `NH_(4)COONH_(2)(s)hArr2NH_(3)(g)+CO_(2)(g)` If equilibrium pressure is 3 atm for the above reaction, then ` ... the reaction is A. 27 B. 4 C. 3 D. 9

Description : A solution containing `Na_(2)CO_(3)` and `NaOH` requires `300 ml` of `0.1 N HCl` using phenolphthalein as an indicator. Methyl orange is then added to

Last Answer : A solution containing `Na_(2)CO_(3)` and `NaOH` requires `300 ml` of `0.1 N HCl` using phenolphthalein ... solution is `(NaOH=40, Na_(2)CO_(3)=106)`

Description : If Pay or allowances be due in India to government servant absent outside then Government will make arrangement to pay the due amount to him The above said statement is a. true b. False

Last Answer : b. False

Description : The color of the sun is white but because of the atmosphere of the earth we see red, then why do we see the moon white ?

Last Answer : Answer : The sun has its own light. The sun is actually a huge gas drop. Besides, the sun is far away from us. But the light of the sun is so intense that we can see very well from here. The range ... no light of its own. The light of the sun is reflected on it later. So it looks bright or white.

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.

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.

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.

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.

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.

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.

Description : In Lungs there if definity exchange of ions between RBC and Plasma. Removal of `CO_(2)` from blood involves -

Last Answer : In Lungs there if definity exchange of ions between RBC and Plasma. Removal of `CO_(2)` from blood involves ... efflux of `HCO_(3)^(c-)` ions from RBC

Description : Blood do not become acidic although it carries `CO_(2)` because `:-`

Last Answer : Blood do not become acidic although it carries `CO_(2)` because `:-` A. `CO_(2)` is continously ... important role D. `CO_(2)` is absorbed by WBC

Description : In which the following factors can interfere in binding of `O_(2)` with haemoglobin. `A-P_(CO_(2))` `B-H^(+)` ion concentration C-Temperture

Last Answer : In which the following factors can interfere in binding of `O_(2)` with haemoglobin. `A-P_(CO_(2))` `B-H^(+)` ion ... A B. B,C C. A and C D. A,B,C

Description : Bulk of carbon dioxide `(CO_(2))` released from body tissues into the blood is present as

Last Answer : Bulk of carbon dioxide `(CO_(2))` released from body tissues into the blood is present as A ... . `70%` carbamino-haemoglobin and `30%` as bicarbonate

Description : CO is more toxic than `CO_(2)` because it `:`

Last Answer : CO is more toxic than `CO_(2)` because it `:` A. Damage lungs B. It destryos ... system D. reduces the oxygen carrying capacity of haemoglobin

Description : For proper transport of `O_(2)` and `CO_(2)` blood should be

Last Answer : For proper transport of `O_(2)` and `CO_(2)` blood should be A. Slightly acidic B. Strongly acidic C. Strongly alkaline D. Slightly alkaline

Description : Partial pressure of `CO_(2)` is higher `:-`

Last Answer : Partial pressure of `CO_(2)` is higher `:-` A. At alveolar level B. At tissue level C. In atmosphere D. In oxygenated blood

Description : What percentage of `CO_(2)` flows in blood in form of bicarbonates

Last Answer : What percentage of `CO_(2)` flows in blood in form of bicarbonates A. `7%` B. `23%` C. `50%` D. `70%`

Description : Every 100ml deoxygenated blood delivers around `___________________` `CO_(2)` to alveoli `:-`

Last Answer : Every 100ml deoxygenated blood delivers around `___________________` `CO_(2)` to alveoli `:-` A. 20ml B. 4 ml C. 5 ml D. 25ml

Description : `CO_(2)` is transported mainly as `:-`

Last Answer : `CO_(2)` is transported mainly as `:-` A. Carbominohaemoglobin B. Oxyhaemoglobin C. Bicarbonate D. Carboxyhaemoglobin

Description : When `CO_(2)` concentration in blood increases breathing becomes

Last Answer : When `CO_(2)` concentration in blood increases breathing becomes A. There is no effect on breathing B. Slow and deep C. Faster D. Shallower and slow

Description : What is the standard enthalpy change at 298 K for the following reaction? `CO_(2) (g)+ C("diamond") rarr 2CO(g)` Given : `DeltaH_(f)^(@)(CO,g) = - 110

Last Answer : What is the standard enthalpy change at 298 K for the following reaction? `CO_(2) (g)+ C("diamond") rarr 2CO(g ... `+172.5 kJ//mol` D. `170.5 kJ//mol`

Description : Which will elimination `CO_(2)` only on heating

Last Answer : Which will elimination `CO_(2)` only on heating A. `Me-underset(O)underset(||)C-CH_(2)-COOH` B. `Ph-underset(O ... (2)H` C. D. `CH_(2)=CH-CH_(2)-COOH`

Description : The highest amount of `CO_(2)` is evolved from

Last Answer : The highest amount of `CO_(2)` is evolved from A. Ocean B. Rivers C. Ponds D. Forests

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

Description : It is estimated that out of the total global warming the relative contribution of `CO_(2)`, `CH_(4)` CFCs and `N_(2)O` are found respectively as:

Last Answer : It is estimated that out of the total global warming the relative contribution of `CO_(2)`, `CH_(4)` CFCs ... 60% C. 60%,20%,14%,6% D. 6%,14%,20%,60%

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.

Description : Assertion (A): Deforestation is one main factor contributing to global warming. Reason (R) : Besides `CO_(2)`, two other gases methane and CFCs are al

Last Answer : Assertion (A): Deforestation is one main factor contributing to global warming. Reason (R) : Besides ` ... true but reason is wrong D. Both are wrong

Description : Excess atmosperic `CO_(2)` increases greenhouse effect as it:

Last Answer : Excess atmosperic `CO_(2)` increases greenhouse effect as it: A. Is opaque to infra-red ... dust in the atmosphere D. Reduces atmospheric pressure.

Description : `CO_(2), CH_(4), N_(2)O` and CFCs are called greenhouse gases because they can absorb:

Last Answer : `CO_(2), CH_(4), N_(2)O` and CFCs are called greenhouse gases because they can absorb: ... radiations C. visible light radiations D. X-ray radiations

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.

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

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

Last 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

Description : In the redox reaction . `MnO_(4)^(-)+C^(2)O_(4)^(2-)+H^(+) rarr Mn^(2+)+CO_(2)+H_(2)O` (Unbalance equation) 20 mL of 0.1 M `KMnO_(4)` react quantitive

Last Answer : In the redox reaction . `MnO_(4)^(-)+C^(2)O_(4)^(2-)+H^(+) rarr Mn^(2+)+CO_(2)+H_(2)O` ( ... . 40 mL of 0.1 M oxalate D. 50 mL of 0.25 M oxalate