Description : Dark reaction of photosynthesis does not need light. Do plants undergo dark reaction at night? Explain. -Science
Last Answer : Dark reaction does not mean that it occurs in the absence of light i.e., at night. Infact, it is the reaction occuring simultaneously with light reaction. It a chemical process occurring independent of light. This reaction is completely based on enzymes.
Description : Carbon dioxide joins the photosynthetic pathway in (a) PS I (b) PS II (c) light reaction (d) dark reaction
Last Answer : d) dark reaction.
Description : In photosynthesis energy from light reaction to dark reaction is transferred in the form of (a) ADP (b) ATP (c) RuDP (d) chlorophyll.
Last Answer : (b) ATP
Description : The equilibrium constant for the reversible reaction as shown in the bellow figure, is affected by the (A) Temperature of the system (B) Presence or absence of inerts (C) Pressure of the system (D) Kinetics of the reaction
Last Answer : (C) Pressure of the system
Description : The rate of reaction of a/an __________ reaction is not affected by temperature rise. (A) Autocatalytic (B) Photochemical (C) Consecutive (D) Zero order
Last Answer : (B) Photochemical
Description : Pick out the wrong statement. (A) Catalytic activity of enzyme catalysed reactions which is affected by temperature, pH value & chemical agents, is maximum at a temperature of about 45°C ... in enzyme catalysed reactions can be calculated by using the thermodynamic properties of substrates & prod
Last Answer : (C) Enzymes help in increasing the activation energy of the reaction
Description : Rate of a chemical reaction is not affected by the (A) Catalyst (B) Temperature (C) Reactant’s concentration (D) Number of molecules of reactants taking part in the reaction
Last Answer : (D) Number of molecules of reactants taking part in the reaction
Description : The rate of a chemical reaction can be affected by: w) temperature x) concentration of products y) concentration of reactants z) all of the above
Last Answer : ANSWER: Z -- ALL OF THE ABOVE
Description : Stomatal movement is not affected by (a) temperature (b) light (c) O2 concentration (d) CO2 concentration.
Last Answer : c) O2 concentration
Description : Stomatal movement is not affected by (1) Temperature (2) Light (3) O2 concentration (4) CO2 concentration
Last Answer : (3) O2 concentration
Description : Which statements are legitimate challenges to utilitarian ethical theory? A. The end may justify the means. B. There is no consensus among utilitarians on how to measure and determine the overall good. C. It ... more relativistic accounts of the good. E. All of the above. F. None of the above.
Last Answer : E. All of the above.
Description : How might law tolerating other religions have affected the spread of Islam among population?
Last Answer : By tolerating other religions since almost the beginning, the Islamic people were able to talk to other non-Islamic about religion. Some of these people might have then thought Islam was better than their religion and converted
Description : The most frost affected crop among all field crops?
Last Answer : Ans.Gram
Description : There are different arguments given in favour of power sharing in a democratic political system. Which one of the following is not one of them? (1) It reduces conflict among different communities (2) ... (4) It speeds up the decision making process and improves the chances of unity of the country
Last Answer : (4) It speeds up the decision making process and improves the chances of unity of the country Explanation: Power sharing in a Democratic political System does not speeds up the decision making process and improves the chances of unity of the country.
Description : There are different arguments given in favour of power sharing in a democratic political system. Which one of the following is not one of them? (1) It reduces conflict among different communities (2) ... (4) It speeds up the decision-making process and improves the chances of unity of the country
Last Answer : (2) Majority community does not impose its will on others
Description : Photo chemical smog is a result-ant of the reaction among – (1) High concentration of NO2, O3, and CO in the evening (2) CO, CO2 and NO2 at low temperature (3) CO, O2 and peroxy acetyl nitrate in the presence of Sunlight (4) NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight
Last Answer : (4) NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight Explanation: Photochemical smog is a unique type of air pollution which is caused by reactions between sunlight and pollutants like hydrocarbons and nitrogen dioxide (NO and NO2).
Description : If the substrate concentration is much below the km of the enzyme, the velocity of the reaction is (A) Directly proportional to substrate concentration (B) Not affected by enzyme concentration (C) Nearly equal to Vmax (D) Inversely proportional to substrate concentration
Last Answer : Answer : A
Description : Substances that cause a reaction to occur or proceed at a different rate without the reaction itself being affected are called - (1) Catalysts (2) Hydrocarbons (3) Oxidising agents (4) Substitutes
Last Answer : (1) Catalysts Explanation: Catalysts are substances that cause a reaction to occur or proceed at a different rate without the reaction itself being affected. Eg: hydrogenation of vegetable oils using a nickel catalyst.
Description : In remedy reaction, where the aggravation is quick, short and strong with rapid improvement of patient, inference is all except Options: 1) There are no structural changes 2) Disease is of ... ) Disease has not severely affected vital organs 4) Changes are comparable to changes in deeper organs
Last Answer : Correct Answer: 4) Changes are comparable to changes in deeper organs
Description : Dark reaction in photosynthesis? -Biology
Last Answer : answer:
Description : Dark reaction in photosynthesis is called so because -Biology
Description : Dark reaction in photosynthesis equation -Biology
Description : First product formed when CO2 is fixed during dark reaction in C3 cycle. -Biology
Description : In `C_(3)` plants, the first stable product of photosynthesis during dark reaction is
Last Answer : In `C_(3)` plants, the first stable product of photosynthesis during dark reaction is A. ... acid C. Oxaloacetic acid D. 3-Phosphoglyceric acid
Description : The path of `CO_(2)` in the dark reaction of photosynthetic was successfully traced by the use of the following or The dark reaction is traced by
Last Answer : The path of `CO_(2)` in the dark reaction of photosynthetic was successfully traced by the use of the following or ... O_(2)` C. `P^(32)` D. X-rays
Last Answer : In `C_(3)` plants, the first stable product of photosynthesis during dark reaction is A ... Phosphoglyceric acid (PGA) D. Phosphoglyceraldehyde (PGAL)
Description : Calling the biosynthetic phase of photosynthesis as the dark reaction is a misnomer.
Last Answer : Calling the biosynthetic phase of photosynthesis as the dark reaction is a misnomer.
Description : Is CO2 reduced during the dark reaction?
Last Answer : Need answer
Description : C3 /Dark reaction/Calvin cycle take place in
Last Answer : Ans. Stroma of Chlorophyll
Description : The 5- carbon compounds produced during dark reaction of photosynthesis is (A) Ribose phosphate (B) Xylulose phosphate (C) Ribulose bis phosphate (D) Seda heptulose phosphate
Last Answer : (C) Ribulose bis phosphate
Description : In C3 plants, the first stable product of photosynthesis during the dark reaction is (a) malic acid (b) oxaloacetic acid (c) 3-phosphoglyceric acid (d) phosphoglyceraldehyde.
Last Answer : (c) 3-phosphoglyceric acid
Description : BHC (Benzene hexachloride) is made by the chlorination of benzene (A) Which is an addition reaction (B) Which is a substitution reaction (C) In absolute dark (D) In presence of sunlight
Last Answer : (A) Which is an addition reaction
Description : What is true for intensity of scattered light according to Rayleigh's law? A. The intensity for scattering for light of largest wavelength more B. The light of smallest wavelength will be scattered ... C. All the wavelengths are scattered equally D. Intensity of light is not affected by scattering
Last Answer : B. The light of smallest wavelength will be scattered more
Description : Wouldn't it make more sense to be dark-skinned in cold climates and light-skinned in hot ones?
Last Answer : no
Description : The more it is made, the more it is destroyed. The case can’t be cracked, yet you won’t be able to avoid. It can be used for play, or just a simple stay. Small, medium, or large, used in both light and in dark. What is it? -Riddles
Last Answer : A Bed.
Description : With regard to dark adaptation: a. is a quicker process than light adaptation b. the sensitivity of the cones increases more rapidly than the rods c. it is monophasic in rod monochromatism d. the first limb of the curve represents rod recovery
Last Answer : it is monophasic in rod monochromatism
Description : The following are true about the sensitivity of the visual system: a. in the dark the peak sensitivity of the eye is around 500nm b. in the light the peak sensitivity of the eye is around 555nm c ... Hz and above d. a dark-adapted eye is more sensitive to blue-green light than a light-adapted ey
Last Answer : a dark-adapted eye is more sensitive to blue-green light than a light-adapted ey
Description : ________ data represents more than 50 percent of the data created every day. a) Shadow b) Light c) Dark CSE-R17.BLOGSPOT.COM d) All of the mentioned
Last Answer : Shadow
Description : ________ data represents more than 50 percent of the data created every day. a) Shadow b) Light c) Dark d) All of the mentioned
Description : Describe the relationships among the following physical factors:pressure, physiography, ocean currents, latitude, temperature, light, precipitation, and wind?
Last Answer : Δ E {\displaystyle