FALSE B. "Some cave-dwelling cyanobacteria survive for long periods in the near-total absence of light, where photosynthesis is no longer possible," the authors write. Photosynthesis is the process of capturing light energy and transforming it into chemical energy. Why would life not be possible on the earth in the absence of photosynthesis in short answer? Although not directly related to CO 2 uptake, this process may help maintain fruit temperature at an optimal level for recycling photosynthesis, thereby maximising CO 2 recovery. It should be well-known that photosynthesis is the process through which plants use the energy of sunlight to convert water and carbon dioxide into high-energy carbohydrates- sugars and starches- and oxygen, a waste product. Hence these are absolute requirements and they greatly influence the photosynthetic rate. Discuss why this is so. The 2004 season had ideal growing conditions in which the crop did not experience water stress. Robert Emerson and William Arnold publish two landmarkpapersin photosynthesis,demonstratingthat most chlorophylls do not directly carry out photosyn-thesis. Photosynthesis is the conversion of light energy into chemical energy. In the absence of photosynthesis, oxygen might not be easily available and as photosynthesis is the process by which energy is generated for other heterotrophic organisms (either directly or indirectly) and if this process is absent then there would be severe food crisis for the living fraternity and life would not be possible. Green light cannot be absorbed by the plant, and thus cannot be used for photosynthesis. This reactor is fueled by hydrogen energy and bioelectric transducers. Photosynthesis is a chemical reaction that takes place inside a plant, producing food for the plant to survive. To emphasize this point even more, the equation for photosynthesis is the opposite of cellular respiration. On land, life is almost completely dependent on photosynthesis. Light energy from the sun is the only source which can account for the observed biochemical changes, collectively known as 'plant growth'. Factors affecting photosynthesis. 7.think why the repetitive absence of sunscreen threatens skin cancer, but not … In the absence of water stress, growth at elevated [CO2] did not stimulate photosynthesis, biomass, or yield. In the absence of any one of these factors operation of the process is not at all possible. This would mean that the purple sulphur bacteria can use H2S as a hydrogen donor, but cannot use H2O. Do you know a little more? and anoxygenic photosynthesis undergo different reactions in the presence and absence of . bi the main function of the DARK reactions is to fix carbon dioxide (CO2) molecules producing 3-phophoglycerate (3PG). Q 1 )Why would life not be possible on the earth in the absence of photosynthesis Q 2 )Give reasons (A) Mushroom is a saprotroph (B) Sun is the ultimate source of energy for all living organisms (C) Lichen is a ' - Science - Nutrition in Plants (van Niel 1932). The artificial photosynthesis system includes an enzyme bed reactor to fix CO 2 in the air (or any other source needing CO 2 to be removed). Cellular respiration uses glucose and oxygen to produce carbon dioxide and water. Photosynthesis is limited by the slow relaxation of nonphotochemical quenching, which primarily dissipates excess absorbed light energy as heat. Plants who can make their own food are known as autotrophs.But, there are few plants who cannot and are called as heterotrophs.The process by which plants make their own food is called as photosynthesis.The photosynthesis process occurs largely in the leaves of the plant which are known as the ‘kitchen of the plant’. 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