Description : The process of photosynthesis involves conversion of (1) chemical energy into radiant energy (2) chemical energy into mechanical energy (3) solar energy into chemical energy (4) mechanical energy into solar energy
Last Answer : (3) solar energy into chemical energy Explanation: Photosynthesis is the process by which light energy is converted into chemical. Energy by organisms. Carbon dioxide, and water are the raw materials of this process. The light energy comes from the sun and its end products are oxygen and glucose.
Last Answer : Green plants convert solar energy into chemical energy in the process of photosynthesis and first bind ATP, NADPH in organic compounds.
Description : In an atomic explosion enormous energy is released which is due to the - (1) Conversions of neutrons into protons (2) Conversion of chemical energy into nuclear energy (3) Conversion of mechanical energy into nuclear energy (4) Conversion of mass into energy
Last Answer : (4) Conversion of mass into energy
Description : The solar radiation coming to Earth is called – (1) Radiant energy (2) Insolation (3) Sunshine (4) Terrestrial radiation
Last Answer : (2) Insolation Explanation: Insolation is the solar radiation that reaches the earth's surface. It is measured by the amount of solar energy received per square centimetre per minute. Insolation affects ... the rays of sunlight, the insolation is reduced in proportion to the cosine of the angle.
Description : The ratio of the total solar radiant energy returned by a planetary body to the total radiant energy incident on the body, the called: (A) Reflectance (B) Reflectance factor (C) Albedo (D) None of these
Last Answer : Answer: Option C
Description : The solar radiation coming to Earth is called (1) Radiant energy (2) Insolation (3) Sunshine (4) Terrestrial radiation
Last Answer : Insolation
Description : The following is the correct order of energy conversion in thermal power plants a. Chemical energy - Mechanical energy - Electrical energy b. Mechanical energy - Chemical energy - Electrical energy c ... - Mechanical energy - Electrical energy d. Heat energy - Electrical energy - Mechanical energy.
Last Answer : a. Chemical energy – Mechanical energy – Electrical energy
Description : Solar energy is converted into chemical energy during – (1) Combustion (2) Transition (3) Photosynthesis (4) Fusion
Last Answer : (3) Photosynthesis Explanation: Photosynthesis in plants converts radiant energy from the sun into chemical energy in the form of glucose (sugar) using electrons and protons from water. Plants take in water, carbon dioxide, and sunlight and turn them into glucose and oxygen.
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 : A fuel cells converts ………energy into electrical energy A. Mechanical B. Magnetic C. Solar D. Chemical
Last Answer : D. Chemical
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 : If a system involves two phases, it is in ______ equilibrium when the mass of each phase reaches an equilibrium level and stays there. A. Chemical B. Thermal C. Mechanical D. Phase
Last Answer : Phase
Description : What percent of the total radiant energy received by a plant is converted to chemical energy? a) less than 2 b) 10 c) 50 d) 75
Last Answer : ANSWER: A -- LESS THAN 2
Description : The conversion of crude oil from plant seeds into useful fuel involves a process called
Last Answer : trans esterification.
Description : The conversion of steam pressure into mechanical energy was known since
Last Answer : Roman Empire.
Description : Which effect of heat is used in conversion of heat energy into mechanical energy?
Last Answer : Change of liquid to gaseous state of matter is most in designing heat engines.
Description : There are two properties of the cell necessary to maintain nonequilibrium cellular composition; the first is selectivity and the second is energy conversion. Which of the following statement(s ... transported via secondary active transport include hydrogen ions, calcium, amino acids and glucose
Last Answer : Answer: c, d The selectivity of the plasma membrane, although impressive, cannot account for the nonequilibrium composition of living cells. A cell can be maintained in a nonequilibrium state only by ... to drive the transport of a second species such as protons, calcium, amino acids, or glucose
Description : According to the second law of thermodynamics, energy tends to become more and more unavailable for conversion from: w) thermal to kinetic energy x) kinetic to thermal energy y) thermal to mechanical energy z) mechanical to thermal energy
Last Answer : ANSWER: Y -- THERMAL TO MECHANICAL ENERGY
Description : What is solar energy is converted into during photosynthesis?
Last Answer : chemical energy
Description : Photosynthesis converts solar energy into what type of energy?
Last Answer : Chemical energy (apex)
Description : Conversion of sound energy into electrical energy is done by – (1) Solar cell (2) Gramophone (3) Microphone (4) Loudspeaker
Last Answer : (3) Microphone Explanation: Conversion of sound energy into electrical energy is done by microphone.
Description : The principle involved in the conversion of solar energy into electrical energy is called
Last Answer : photo voltaic effect.
Description : Conversion of sound energy into electrical energy is done by (1) Solar cell (2) Gramophone (3) Microphone (4) Loudspeaker
Last Answer : Microphone
Description : The statement that is NOT correct is (a) The breaking of complex and big molecules into simpler and smaller molecules by micro-organisms is called fermentation. (b) Whisky contains high ... d) Alcoholic fermentation involves the conversion of sugars into alcohol by the use of micro-organisms.
Last Answer : Ans:(b)
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 : It is the deposition of radiant energy as heat into an absorbing body. a. Radiation b. Ionization c. Convection d. Insolation
Description : What is the element required for solar energy conversion? (1) Beryllium (2) Tantalum (3) Silicon (4) Ultra pure carbon
Last Answer : (3) Silicon Explanation: The most prevalent bulk material for solar cells is crystalline silicon (abbreviated as a group as c-Si), also known as "solar grade silicon". Bulk silicon is ... into multiple categories according to crystallinity and crystal size in the resulting ingot, ribbon, or wafer.
Description : The element required for Solar energy conversion - (1) Beryllium (2) Silicon (3) Tantalum (4) Ultra pure carbon
Last Answer : (2) Silicon Explanation: Energy conversion. n. (General Physics) is the process of changing one form of energy into another, such as nuclear energy into heat or solar energy into electrical energy.
Description : What is the element required for solar energy conversion ---? A. Ultra pure carbon B. Silicon (Answer) C. Beryllium D. Tantalum
Last Answer : B. Silicon (Answer)
Description : The energy conversion efficiency of a solar cell does not depend on a) solar energy insolation b) inverter c) area of the solar cell d) maximum power output
Last Answer : b) inverter
Description : Which of the following is not covered in 8 missions under the Climate Action Plan of Government of India? (A) Solar power (B) Waste to energy conversion (C) Afforestation (D) Nuclear energy
Last Answer : (D) Nuclear energy
Description : Which one of the following non-conventional energy sources can be exploited most economically? (A) Solar (B) Wind (C) Geo-thermal (D) Ocean Thermal Energy Conversion (OTEC)
Last Answer : Answer: A
Description : What is the element required for solar energy conversion ? (1) Beryllium (2) Tantalum (3) Silicon (4) Ultra pure carbon
Last Answer : Silicon
Description : Direct conversion of solar energy with the use of a photo voltaic cell results in the production of (1) Optical energy (2) Electrical energy (3) Thermal energy (4) Mechanial energy
Last Answer : Electrical energy
Description : Of the following processes in nature, which one involves only a physical change A. A bird digests a worm. B. Photosynthesis occurs in a leaf. C. An earthquake causes a rockslide. D. A chunk of iron ore rusts.?
Last Answer : C: An Earthquake causes a rockslide
Description : The main role of bacteria in the carbon cycle involves (a) chemosynthesis (b) digestion or breakdown of organic compounds (c) photosynthesis (d) assimilation of nitrogenous compounds.
Last Answer : (b) digestion or breakdown of organic compounds
Description : Conversion of fatty acyl-CoA to an acylCoA derivative having 2 more carbon atoms involves as acetyl donar: (A) Acetyl-CoA (B) Succinyl-CoA (C) Propionyl-CoA (D) Malonyl-CoA
Last Answer : Answer : D
Description : The conversion of pyruvate to acetyl CoA and CO2 (A) Is reversible (B) Involves the participation of lipoic acid (C) Depends on the coenzyme biotin (D) Occurs in the cytosol
Last Answer : B
Description : __________ conversion involves three techniques: line coding,block coding, and scrambling. A) Analog-to-digital B) Digital-to-analog C) Analog-to-analog D) Digital-to-digital
Last Answer : Digital-to-digital
Description : In which the radiant energy of the sun is transmitted? -Do You Know?
Last Answer : answer:
Description : The absorption of radiant energy causes
Last Answer : The absorption of radiant energy causes A. Reduction of chlorophyll B. Oxidation of Chlorophyll C. Absorption of `CO_(2)` D. Evolution of `O_(2)`
Description : Radiant Heaters More Energy Efficient Than Forced Air Heat?
Last Answer : Radiant heaters supply heat directly to the ceiling, floor or walls of a home. They use radiant heat transfer, which is heat moving directly from the hot surface to the objects or people in the room. ... lost in the duct work. Since there is no moving air, it is better for people with Allergies.
Description : The escape velocity from the earth’s surface is about 1. 30 km/sec 2. 6 km/sec 3. 11.2 km/sec 4. 300 km/sec 15. The radiant energy of the sun is due to (a) Nuclear fission (b) Nuclear fusion (c) Sinking of the sun (d) Violent explosions
Last Answer : Ans:(c)
Description : The radiant energy having lowest energy is – (1) gamma rays (2) UV rays (3) visible light (4) microwave radiation
Last Answer : (4) microwave radiation Explanation: The parts of the electromagnetic spectrum, arranged from highest energy to lowest, are gamma rays, Xrays, Ultraviolet light, visible light, infrared light, microwaves, and radio waves.
Description : Any energy which radiates in the form of radio waves, infrared waves, light waves, x-rays, etc. A. Radiant energy B. Electromagnetic C. Heat D. Ultraviolet
Last Answer : B. Electromagnetic
Description : In which the radiant energy of the sun is transmitted?
Last Answer : Short waves
Description : What is the percentage of radiant energy reflected back by surface called?
Last Answer : Albedo