Description : In plants, __________ is the process of converting stored energy into energy for plant growth. a. Transpiration b. Photosynthesis c. Respiration d. Pollination
Last Answer : Respiration
Description : Plants release energy during (1) Photosynthesis (2) Respiration (3) Transpiration (4) Germination
Description : The shade of a tree is cooler than the shade of a roof due to: (a) Respiration (b) Photosynthesis (c) Transpiration (d) Guttation
Last Answer : Ans. ((c))
Description : Which of the following processes are associated with plants during dark period? (1) Photosynthesis and respiration (2) Respiration and transpiration (3) Transpiration and conduction (4) Conduction and respiration
Last Answer : (4) Conduction and respiration Explanation: Conduction is the process by which vital nutrients are transported to the different parts of a plant. This process is independent of the light factor ... the photosynthesis process cannot be happening without sun, so it exhales the carbon-dioxide itself.
Description : Phenyl mercuric acetate (PMA) results in (a) reduced photosynthesis (b) reduced transpiration (c) reduced respiration (d) killing of plants.
Last Answer : (b) reduced transpiration
Last Answer : Conduction and respiration
Description : Solar energy is converted into chemical energy during – (1) Transpiration (2) Photosynthesis (3) Diffusion (4) Osmosis
Last Answer : (2) Photosynthesis Explanation: In photosynthesis, solar energy is converted to chemical energy. The chemical energy is stored in the form of glucose (sugar). Carbon dioxide, water, and sunlight are ... captured from the sun into chemical energy that can be used to fuel the organism's activities.
Description : Solar energy is converted into chemical energy during (1) Transpiration (2) Photosynthesis (3) Diffusion (4) Osmosis
Last Answer : Photosynthesis
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 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 : Fertilization
Description : The process of producing energy in plants is known as – (1) Absorption (2) Reduction (3) Photosynthesis (4) Transpiration
Last Answer : (3) Photosynthesis Explanation: Photosynthesis is the process by which plants, some bacteria and some protistans use the energy from sunlight to produce glucose from carbon dioxide and water.
Description : (a) Photosynthesis converts energy X into energy Y. What are X and Y ? -Science
Last Answer : X is sunlight energy and Y is chemical energy. (b) The photosynthesis takes place in the following three steps; (i) Absorption of sunlight energy by chlorophyll. (ii) Conversion of ... iii) Reduction of carbon dioxide by hydrogen to form carbohydrates like glucose by utilising the chemical energy
Description : Photosynthesis converts solar energy into what type of energy?
Last Answer : Chemical energy (apex)
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 : Which of the following phenomenon is responsible for the movement of water in plants? (1) Pressure difference (2) Concentration difference (3) Transpiration (4) Both (2) and (3)
Last Answer : (4) Both (2) and (3) Explanation: In xylem tissues, stems and leaves are interconnected to form a continuous system of water-conducting channels reaching all parts of the plant. At the roots, cells in contact with the soil actively take up ions.
Description : Fermentation is a type of ______ process. (1) Aerobic Respiration (2) Anaerobic Respiration (3) Exothermic Reaction (4) Transpiration
Last Answer : (2) Anaerobic Respiration Explanation: Fermentation in food processing is the process of converting carbohydrates to alcohol or organic acids using microorganisms—yeasts or bacteria—under anaerobic conditions. It also occurs in oxygenstarved muscle cells, as in the case of lactic acid fermentation.
Description : In plants water is absorbed by the root hairs by a process called: (1) Transpiration (2) Respiration (3) Perspiration (4) Osmosis
Last Answer : (4) Osmosis Explanation: Plants absorb water from their root hairs on the root via osmosis. It is then transported to other parts of the plant. (through the network of xylem vessels) through a combination of capillary action and "transiprational pull".
Description : The loss of water in the form of vapor from the surface of plant leaves is referred to as: a. Transpiration b. Respiration c. Oxidation d. Condensation
Last Answer : Transpiration
Description : Maximum loss of water from the plants occurs due to a. Transpiration b. Evaporation c. Guttation d. Respiration
Last Answer : a. Transpiration
Description : Which of the following scientific terms is used to describe the loss of water vapor by plants. Is it: a) digestion b) respiration c) adsorption d) transpiration
Last Answer : ANSWER: D -- TRANSPIRATION
Description : Fermentation is a type of ________ process . (1) Aerobic Respiration (2) Anaerobic Respiration (3) Exothermic Reaction (4) Transpiration
Last Answer : Exothermic respiration
Description : Wilting of plants occurs due to excessive : (1) Respiration (2) Guttation (3) Absorption (4) Transpiration
Last Answer : Osmosis
Description : A photoelectric cell converts – (1) Mechanical energy to electric energy (2) Heat energy to mechanical energy (3) Light energy to chemical energy (4) Light energy to electrical energy
Last Answer : (4) Light energy to electrical energy Explanation: Photoelectric cell or photocell, device whose electrical characteristics (e.g., current, voltage, or resistance) vary when light is incident ... The most common type consists of two electrodes separated by a light-sensitive semiconductor material.
Description : A photo-electric cell converts (1) mechanical energy to electric energy (2) heat energy to mechanical energy (3) light energy to chemical energy (4) light energy to electrical energy
Last Answer : light energy to electrical energy
Description : Explain how during light reaction of photosynthesis, ATP synthesis is a chemiosmotic phenomenon. -Biology
Last Answer : answer:
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
Last Answer : ANS: D
Description : During light reaction of photosynthesis, which of the following phenomenon is observed during cyclic phosphorylation as well as non-cyclic phosphorylation? (a) Release of O2 (b) Formation of ATP (c) Formation of NADPH (d) Involvement of PS I and PS II pigment systems
Last Answer : (b) Formation of ATP
Description : A process that makes important difference between C3 and C4 plants is (a) transpiration (b) glycolysis (c) photosynthesis (d) photorespiration.
Last Answer : (d) photorespiration.
Description : Which one gives the most valid and recent explanation for stomatal movement? (a) Starch hydrolysis (b) Guard cell photosynthesis (c) Transpiration (d) Potassium influx and efflux
Last Answer : (d) Potassium influx and efflux
Description : Lenticels are involved in (a) food transport (b) photosynthesis (c) transpiration (d) gaseous exchange
Last Answer : (d) gaseous exchange.
Description : A process that makes important difference between C3 and C4 plants is (1) Photorespiration (2) Transpiration (3) Glycolysis (4) Photosynthesis
Last Answer : (1) Photorespiration
Description : Veins seen in the leaves, serve the function of (1) Photosynthesis (2) Transpiration (3) Storage (4) Conduction
Last Answer : Conduction
Description : In which of the following processes is energy released? (1) Respiration (2) Photosynthesis (3) Ingestion (4) Absorption
Last Answer : (1) Respiration Explanation: Cellular respiration is the set of the metabolic reactions and processes that take place in the cells of organisms to convert biochemical energy from nutrients into ... molecules into smaller ones, releasing energy in the process as they break high-energy bonds.
Description : Potential energy is produced during a.Photorespiration b.Respiration c.Photosynthesis d.ATP synthesis
Last Answer : c.Photosynthesis
Description : In which of the following processes is energy released ? (1) Respiration (2) Photosynthesis (3) Ingestion (4) Absorption
Description : A device which converts chemical energy into electrical energy is called -----? A. motor B. generator C. moving-coil meter D. battery (Answer)
Last Answer : D. battery (Answer)
Description : Which one of the following statements about PYROLYSIS, which is a process for solid waste treatment is incorrect? (1) It converts the waste into solid, liquid and gas of which the resultant liquid ... pressure at temperature above 430° C. (4) It is a thermo chemical decomposition of organic waste
Last Answer : (2) The process occurs at a temperature above 430°C at atmospheric pressure. Explanation: Pyrolysis is a thermo-chemical decomposition of organic material at elevated temperatures in the ... . Pyrolysis generally takes place well above atmospheric pressure at temperatures exceeding above 430 °C.
Description : A steam engine converts the heat energy of steam into _____. (1) Electrical energy (2) Chemical energy (3) Mechanical energy (4) Thermal energy
Last Answer : (3) Mechanical energy Explanation: Steam engine, machine for converting heat energy into mechanical energy using steam as a medium, or working fluid.
Description : A fuel cells converts ………energy into electrical energy A. Mechanical B. Magnetic C. Solar D. Chemical
Last Answer : D. Chemical
Description : What purpose does a generator serve in a hybrid vehicle? (a) It converts nuclear energy 6more nuclear energy. (b)It converts mechanical energy into electrical energy. (c) It converts chemical energy into electrical energy. (d)It converts electrical energy into mechanical energy.
Last Answer : (b)It converts mechanical energy into electrical energy.
Description : Alternating current generator converts.......... energy into electrical energy? a. mechanical energy b. chemical energy c. solar energy d. potential energy
Last Answer : a. mechanical energy
Description : ___________ converts electrical energy into chemical energy. a) Galvanic cell b) Voltaic cell c) Electrolytic cell d) Leclanche cell
Last Answer : c) Electrolytic cell
Description : How does A light bulb converts 10 percent of the electrical energy it uses into radiant energy. Make a hypothesis about the other form of energy produced.?
Last Answer : Need answer
Description : The electric motor converts - (1) Electrical energy into mechanical energy (2) Mechanical energy into electrical energy (3) Electrical energy into light energy (4) None of these
Last Answer : (1) Electrical energy into mechanical energy Explanation: A generator converts mechanical energy into electrical energy, while a motor does the opposite - it converts electrical energy into mechanical energy.
Description : Which device converts light energy into electrical energy?
Last Answer : Photovoltaic cell which are dides .
Description : Out of photosynthesis and respiration in plants, which process occurs : (a) all the time ? -Science
Last Answer : Respiration. (b) Photosynthesis.
Description : During a total solar eclipse there is most likely to be-------? A. A decrease in the rate of photosynthesis (Answer) B. An increase in the rate of photosynthesis C. A decrease in the rate of respiration D. No effect on either photosynthesis or respiration
Last Answer : A. A decrease in the rate of photosynthesis (Answer)
Description : Example of redox reactions can be observed in following processes – (a) Corrosion(b) Photosynthesis (c) Respiration (d) All of above
Last Answer : (d) All of above
Description : How do cytochromes function in photosynthesis and respiration? -Biology