Description : $ Process of separation of photosynthetic pigments is called chromatography ! Chromatophore have accessory photosynthetic pigments such as phycocyanin
Last Answer : $ Process of separation of photosynthetic pigments is called chromatography ! Chromatophore have accessory ... If both As and R are wrong.
Description : $ The first photosynthetic organisms which show oxygenic photosynthesis were cyanobacteria. ! Photosynthesis by Eubacteria is Anoxygenic.
Last Answer : $ The first photosynthetic organisms which show oxygenic photosynthesis were cyanobacteria. ! Photosynthesis by ... If both As and R are wrong.
Description : $ The oldest microfossils of organisms resemble the modern day cyanobacteria. ! Cyanobacteria have oxygenic photosynthesis.
Last Answer : $ The oldest microfossils of organisms resemble the modern day cyanobacteria. ! Cyanobacteria have oxygenic ... . If both As and R are wrong.
Description : $ Chlorosis means destruction or the loss of chlorophyll pigments. Chlorosis cause geotropism
Last Answer : $ Chlorosis means destruction or the loss of chlorophyll pigments. Chlorosis cause geotropism A. If both As and ... D. If both As and R are wrong.
Description : The colour of the carrots is due to the presence of – (1) Carotene (2) Chlorophyll (3) Phycocyanin (4) Phycoerythirn
Last Answer : (1) Carotene Explanation: Carotenes are photosynthetic pigments that are responsible for the orange colour of the carrot, for which this class of chemicals is named. Some carrots are yellow due to ... are also responsible for the orange (but not all of the yellow) colours in dry foliage.
Description : The colour of the carrots is due to the presence of (1) Carotene (2) Chlorophyll (3) Phycocyanin (4) Phycoerythirn
Last Answer : Carotene
Description : Oxygenic photosynthesis occurs in
Last Answer : Oxygenic photosynthesis occurs in A. Chlorobium B. Chromatium C. Oscillatoria D. Rhodospirillum
Description : Non-cyclic photophosphorylation is also known as a. Oxygenic photosynthesis b. Photosynthesis c. Anoxygenic photosynthesis d. Photophosphorylation
Last Answer : Ans: B
Description : Oxygenic photosynthesis occurs in (a) Oscillatoria (b) Rhodospirillum (c) Chlorobium (d) Chromatium.
Last Answer : (a) Oscillatoria
Description : Genetic and biochemical similarities between contemporary cyanobacteria and eukaryoticchloroplasts are accepted to mean that A- .eukaryotes evolved from bacteria B- eukaryotes evolved from archaea C- . ... evolved in eukaryotes D- .cyanobacteria arose from chloroplasts which escaped from plant cells
Last Answer : eukaryotes evolved from archaea
Description : Which one of the following is wrongly matched? (a) Spirogyra - Motile gametes (b) Sargassum - Chlorophyll (c) Basidiomycetes - Puffballs (d) Nostoc - Water blooms
Last Answer : (a) Spirogyra - Motile gametes
Description : Consider the following statements and select the correct answer from the codes given below: 1. Viruses are obligate parasites and cannot be cultured on a synthetic medium 2. The red snow phenomenon observed in some alpine and arctic regions is ... (a) 1, 2 and 4 (b) 2 and 4 (c) 2 and 3 (d) 1 and 3
Last Answer : Ans:(d)
Description : Which of the following plant pigments absorbs in red and far-red region of light? (1) Carotenoide (2) Chlorophyll (3) Phytochrome (4) elyptochrome
Last Answer : (3) Phytochrome Explanation: Phytochrorne is a photoreceptor, a pigment that plants use to detect light. It is a protein with a bilin chromophore. It detects mainly red and far-red region of the visible spectrum and regulates germination of seeds.
Description : The photosynthetic pigments used by the green sulfur bacteria and some archaeal species are a. Chlorophyll b. Bacteriochlorophyll c. Cytochrome d. Sulfate
Last Answer : b. Bacteriochlorophyll
Description : Pigments in fruits and vegetables which are white in color are known as: a. Carotenoids b. Anthocyanins c. Anthoxanthins d. Chlorophyll
Last Answer : c. Anthoxanthins
Description : Which of the following plant pigments absorbs in red and farred region of light? (1) Carotenoide (2) Chlorophyll (3) Phytochrome (4) Cryptochrome
Last Answer : Phytochrome
Description : Oxygen is not produced during photosynthesis by (a) Green sulphur bacteria (b) Nostoc (c) Cycas (d) Chara.
Last Answer : (a) Green sulphur bacteria
Description : Oxygen is not produced during photosynthesis by (1) Green sulphur bacteria (2) Nostoc (3) Cycas (4) Chara
Last Answer : (1) Green sulphur bacteria
Description : What mineral ions are absorbed by roots that are essential components of chloropyll?
Last Answer : Need answer
Description : Explain the role of pigments in photosynthesis. -Biology
Last Answer : answer:
Description : How do different pigments colors affect the rate of photosynthesis?
Last Answer : The wavelength of a color is directly related to the rate ofphotosynthesis, with longer wavelengths leading to higher rates ofphotosynthesis.
Description : What are the other pigments in photosynthesis and what colors do they absorb?
Last Answer : Feel Free to Answer
Description : Which of the following pigments acts as a reaction- centre during photosynthesis? (a) Carotene (b) Phytochrome (c) P700 (d) Cytochrome
Last Answer : (c) P700
Description : What is true for cyanobacteria? (a) Oxygenic with nitrogenase (b) Oxygenic without nitrogenase (c) Non oxygenic with nitrogenase (d) Non oxygenic without nitrogenase
Last Answer : (a) Oxygenic with nitrogenase
Description : What is phycocyanin? -Biology
Description : What is the benefit of phycocyanin? -Biology
Description : What is the color of phycocyanin? -Biology
Description : Which of the following pairs are correctly matched? (1) 700 nm—Photosystem-I (2) 650 nm—Photosystem-II (3) 690 nm—Photosystem-II (4) 620 nm—Phycocyanin
Last Answer : Ans. ((c))
Description : Brown algae is characterised by the presenceof (a) fucoxanthin (b) haematochrome (c) phycocyanin (d) phycoerythrin
Last Answer : (a) fucoxanthin
Description : Apart from sunlight and chlorophyll, what other things are required to make food by photosynthesis ? -Science
Last Answer : Carbon dioxide and water.
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
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 : In photosynthesis is chlorophyll considered a reactant a product neither how does the role of chlorophyll compare with the roles of co2 and h20?
Description : Chlorophyll is essential to photosynthesis because it traps the needed?
Last Answer : Chlorophyll traps the light energy from the sun
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
Last Answer : Ans. ((a))
Description : Which cell organelle is the site of photosynthesis and also contains chlorophyll? (1) chloroplasts (2) vacuole (3) cytoplasm (4) nucleolus
Last Answer : (1) chloroplasts Explanation: Chloroplast, found in plant cells, is the site of photosynthesis in plants to prepare food (glucose) for the plant with the use of energy. It is a green ... a and b that absorb visible light energy and convert it to usable chemical energy in photosynthesis.
Description : The liberation of oxygen during photosynthesis is due to - (1) hydrolysis of carbohydrates (2) photolysis of water (3) reduction of CO2 (4) breakdown of chlorophyll
Last Answer : (2) photolysis of water Explanation: In the process of photosynthesis, oxygen is produced from the photolysis of water. The photolysis of water occurs when light is used to renew split water and ... , also referred to as ATP. The hydrogen remains in the leaf and participates in further reactions.
Description : Which of the following provides energy for photosynthesis? (1) Water (2) Sunlight (3) Chlorophyll (4) Carbon dioxide
Last Answer : (2) Sunlight Explanation: Photosynthesis is a process used by plants and other organisms to convert the light energy captured from the sun into chemical energy that can be used to fuel the ... is therefore: Carbon dioxide + electron donor + light energy -4 carbohydrate + oxidized electron donor.
Description : The source of oxygen generated during photosynthesis is: (1) water (2) carbon dioxide (3) chlorophyll (4) mesophyll cells
Last Answer : (1) water Explanation: The source of oxygen produced during photosynthesis is the splitting of water molecule into hydrogen and oxygen. Photosynthesis uses carbon dioxide and water, releasing ... inside organelles called chloroplasts, while in bacteria they are embedded in the plasma membrane.
Description : Prove with experiment that chlorophyll is necessary for photosynthesis?
Last Answer : i) De-starch a leaf of potted plant by wrapping it in aluminum foil. ii) Remove the leaf from plant. iii) Its outline is carefully drawn to note the position of chlorophyll. iv) ... vii) If photosynthesis is possible without chlorophyll than white part should also turn blue.
Description : During photosynthesis, energy is absorbed by chlorophyll, therefore it is: (a) exothermic reaction (b) endothermic reaction (c) neither exothermic nor endothermic reaction (d) the process takes place in plants only
Last Answer : (b) endothermic 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 first step for initiation of photosynthesis will be (a) photolysis of water (b) excitement of chlorophyll molecules due to absorption of light (c) ATP formation (d) glucose formation.
Last Answer : (b) excitement of chlorophyll molecules due to absorption of light
Description : Which of the following absorb light energy for photosynthesis? (a) Chlorophyll (b) Water molecule (c) O2 (d) RuBP
Last Answer : a) Chlorophyll
Description : Manganese is required in (a) plant cell wall formation (b) photolysis of water during photosynthesis (c) chlorophyll synthesis (d) nucleic acid synthesis.
Last Answer : d) nucleic acid synthesis.
Description : A key energy compound in bacterial photosynthesis by cyanobacteria is ______ and a major end-product is ______. a. GTP; protein b. citrate; lactose c. glucose; chlorophyll d. ATP; glucose
Last Answer : c. glucose; chlorophyll
Description : 6. __________ is a special constituent of chlorophyll without which photosynthesis is not possible. (A) Calcium (B) Nitrogen (C) Phosphorous (D) Hydrogen
Last Answer : Option B
Description : In a photosynthesis reaction, chlorophyll is: w) a reactant w) a product y) a catalyst z) an intermediate
Last Answer : ANSWER: Y -- A CATALYST
Description : In chlorophyll-containing plants, what are TWO products of green plant photosynthesis?
Last Answer : ANSWER: OXYGEN AND GLUCOSE (accept energy, also)
Description : In the first stage of photosynthesis, light energy is used to: a) move water molecules b) denature chlorophyll c) split water d) produce carbohydrates
Last Answer : ANSWER: C -- SPLIT WATER