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Answer :

Yellow and green light do not cause photosynthesis.

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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 : Explain how during light reaction of photosynthesis, ATP synthesis is a chemiosmotic phenomenon. -Biology

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Description : Why is photosynthesis a light dependent reaction? -Biology

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Description : tell any experimental demonstration for effect of light on photosynthesis? -Biology

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Description : Effect of varying light intensity on photosynthesis. -Biology

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Description : Effect of varying light intensity on photosynthesis. -Biology

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Description : Besides water and light which is more essential as a raw material for photosynthesis? -Do You Know?

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Description : Which is true of the light reaction of photosynthesis?

Last Answer : chlorophyll fluorometers

Description : How does the light reaction of photosynthesis affect Earth’s supply of oxygen?

Last Answer : by using chlorophyll fluorometers

Last Answer : : 400 nm to 480nm and 680nm .

Last Answer : In red light, light photosynthesis is more.

Description : In photosynthesis, light independent reactions take place at

Last Answer : In photosynthesis, light independent reactions take place at A. Stromal matrix B. Thylakoid lumen C. Photosystem-I D. Photosystem-II

Description : The products of light reaction of photosynthesis is

Last Answer : The products of light reaction of photosynthesis is A. Carbohydrate B. ATP C. NADP and `O_(2)` D. `NADPH_(2), ATP and O_(2)`

Description : The wavelength of light most absorbed by chlorophyll-a during photosynthesis is

Last Answer : The wavelength of light most absorbed by chlorophyll-a during photosynthesis is A. 460 nm B. 500 nm C. 600 nm D. 660 nm

Description : The first step in the light reaction of photosynthesis is

Last Answer : The first step in the light reaction of photosynthesis is A. Formation of ATP B. Ionization of ... of electron of chlorophyll by a photon of light.

Description : The wavelength of light most absorbed by chlorophyll-a during photosynthesis is

Last Answer : The wavelength of light most absorbed by chlorophyll-a during photosynthesis is A. 400 nm B. 550 nm C. 660 nm D. 700 nm

Description : Essentiality of light in photosynthesis can be demonstrated by

Last Answer : Essentiality of light in photosynthesis can be demonstrated by A. Molles half leaf experiment B. ... C. Inverted funnel experiment D. KOH solution

Description : In photosynthesis directly light driven reaction are called (A)_____ while some reactions are depends on the products of light reaction (ATP and NADPH

Last Answer : In photosynthesis directly light driven reaction are called (A)_____ while some reactions are depends ... and NADPH) conventinally called as (B)____

Description : Who demonstrate that photosynthesis is light dependent reaction in which hydrogen from a suitable oxidisable compound reduces carbon dioxide to carboh

Last Answer : Who demonstrate that photosynthesis is light dependent reaction in which hydrogen from a suitable ... comes from water nor from carbon dioxide.

Description : Where in the chloroplast does light reactions of photosynthesis occur?

Last Answer : Light- independent reactions of photosynthesis occur in thestroma of the chloroplasts of a cell.

Description : What Light-independent reactions of the photosynthesis are also known as the?

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Description : What product of the light reaction in photosynthesis are used in the Calvin cycle?

Last Answer : Both ATP and NADPH, generated in photosynthesis, are required in the Calvin cycle to synthesize carbohydrates and other substances from CO2.

Description : How is the rate of photosynthesis in a pond weed affected by the different colours of light?

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Description : What moleclue is split apart during the light reactions in photosynthesis?

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Description : What plant organ absorbs the most light for photosynthesis?

Last Answer : the chloroplast

Description : What does light reaction produce of photosynthesis?

Last Answer : The light reactions of photosynthesis produces three things, ATP (Adenosine Triphosphate), NADPH (Nicotinamide Adenine Dinucleotide Phosphate), and O2(Oxygen).

Description : What does light reaction produce of photosynthesis?

Last Answer : The light reactions of photosynthesis produces three things, ATP (Adenosine Triphosphate), NADPH (Nicotinamide Adenine Dinucleotide Phosphate), and O2(Oxygen).

Description : What is produced during the light dependent reactions and used during the independent reactions of photosynthesis?

Last Answer : ATP and NADPH

Description : How does the color of light affects the rate of photosynthesis?

Last Answer : If white light is a mixture of several wavelengths of colors and the chlorophyll in green leaves absorb energies from all visible light except green, then exposing white light to a green plants will result in the fastest rate of photosynthesis, followed by blue or red.

Description : The site for light reaction of photosynthesis is: (b) Grana (b) Stoma (c) ER (d) Cytoplasm

Last Answer : Ans. ((a))

Description : Moll’s experiment explains that (a) Carbon dioxide is essential for photosynthesis (b) Chlorophyll and water are necessary for photosynthesis (c) Light and water are essential for photosynthesis (d) All of the above are correct

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Description : The utilization of light energy to drive the synthesis of ATP is called as a. Photolysis b. Photophosphorylation c. Photosynthesis d. Respiration

Last Answer : Ans: C

Description : Into which type of energy is the light used in photosynthesis transformed ?

Last Answer : The luminous energy used in photosynthesis is transformed into chemical energy.

Description : Photosynthesis takes place faster in (a) Yellow light (b) White light (c) Red light (d) Darkness

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Description : Phenomenon which converts light energy into chemical energy is (a) Respiration (b) Photosynthesis (c) Transpiration (d) None of these

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Description : Algae often float on surface of water during the day but sink down during the night due to (a) Evolution and trapping of oxygen bubbles during the day in their photosynthesis (b) Becoming light as they ... (c) Warming action of sun during the day (d) Release of absorbed air by warming of water

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Description : Which one of the following events in a botanical garden is never directly influenced by light? (1) Flowering (2) Photosynthesis (3) Transpiration (4) Fertilization

Last Answer : (4) Fertilization Explanation: Fertilization in plants is not directly influenced by sunlight. It occurs when pollen grains are transported from anthers to stigma. When ripe pollen from an anther catches on ... . During this time, a series of events take place leading to the formation of seeds.

Description : Which light is least effective in photosynthesis? (1) Blue light (2) Green light (3) Red light (4) Sunlight

Last Answer : (2) Green light Explanation: Green is the least effective color of light in driving photosynthesis, the process of converting light energy into chemical energy. Photosynthesis occurs in plants ... reflects rather than absorbs green light, green light cannot be used in the photosynthetic process.

Description : The process through which excess of light energy is dissipated in photosynthesis is known as (1) Quenching (2) Scavenging (3) Photolysis (4) Photophosphatylation

Last Answer : (1) Quenching Explanation: Quenching is a process in which absorbed light energy is dissipated as heat and does not take part in photochemistry. The phenomenon involves quenching of chlorophyll a (Chia) fluorescence, which is induced under steady-state illumination.

Description : When day light hours are increased, the rate of photosynthesis: (1) Increase (2) Decrease (3) Remains same (4) None of the above

Last Answer : (3) Remains same Explanation: When day light hours are increased, the rate of photosynthesis remains unchanged.

Description : Which one of the following wavelengths of light is most effective in photosynthesis? (1) Blue (2) Green (3) Orange (4) Yellow

Last Answer : (1) Blue Explanation: Photosynthesis, process by which green plants and certain other organisms use the energy of light to convert carbon dioxide and water into the simple sugar glucose. The wavelength ... of the spectrum, which makes up between 1 and 10% of the light needed for photosynthesis.

Description : 54 Pick up the correct statement from the following: A. The ratio of the quantity of the diluting water to that of the sewage, is known as dilution factor B. The automatic purification of polluted ... phenomenon C. The photosynthesis is carried out in the presence of sun light D. All the above

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Description : Maximum photosynthesis occurs in  which light?

Last Answer : ed light

Description : Prove with experiment that light is necessary for photosynthesis? 

Last Answer : i) De-starch a potted plant by keeping it in dark for two days. ii) Then transfer it to light and select two leaves of this plant for experiment iii) Now wrap one by black paper. ... blue while other part remain brown. viii) This shows that light is necessary for photosynthesis. 

Description : Maximum photosynthesis takes place in— (A) Blue light (B) Red light (C) Violet light (D) Green light

Last Answer : (D) Green light

Description : What causes a green plant exposed to the light, on only one side, to bend towards the source of light as it grows? (a) Light stimulates plant cells on the lighted side to grow ... Green plants need light to perform photosynthesis. (d) Green plants seek light because they are phototropic.

Last Answer : (b) Auxin accumulates on the shaded side, stimulating greater cell elongation there

Description : The rate of photosynthesis is higher in (a) very high light (b) continuous light (c) red light (d) green light

Last Answer : (c) red light

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