Description : What is the difference between mechanical digestion and chemical digestion? -Biology
Last Answer : answer:
Description : Mechanical digestion is the fragmentation of food aided by specialized physical structures, such as teeth, previous to extracellullar digestion. The mechanical fragmentation of food helps digestive ... there are mandibles and chewing muscles to triturate food previous to the chemical digestion.
Last Answer : Concerning extracellular digestion what is meant by chemical digestion?
Description : Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process. (A) Mechanical (B) Sulphate/Kraft (C) Sulphite (D) Neutral sulphite semi-chemical
Last Answer : (D) Neutral sulphite semi-chemical
Description : Describe the processes involved in mechanical digestion. -Biology
Description : What organ does mechanical digestion occur in?
Last Answer : Stomach and Mouth
Description : What is mechanical digestion?
Last Answer : In molluscs, arthropods, earthworms, birds and vertebrates, in general, which organs respectively participate in this type of digestion?
Description : What is the difference between and chemical digestion?
Last Answer : Physical Processes:Ingestion is the placing of food into the mouth. Mechanical digestion is the mastication of food and the churning of the stomach. Egestion is the removal of undigested ... thinkchemical digestion is when chemical break down food.Mechanical => ChewingChemical => HCl in Stomach
Description : Which of the following statements are incorrect ?a)Photosynthesis is a chemical change b) Digestion is a chemical change c)Formation of manure from vegetable was ... -Science-7
Last Answer : Option d) Iron and rust are the same substance. Iron and rust are different substances. Iron : Fe and Rust :
Description : What are the major enzymes of chemical digestion? -Biology
Description : In stomach, after physical and chemical digestion, food is called
Last Answer : In stomach, after physical and chemical digestion, food is called A. Chyme B. Chyle C. Amino acid D. Bolus
Description : The chemical process of digestion begins in
Last Answer : The chemical process of digestion begins in
Description : How do the liver and pancreas help complete chemical digestion?
Last Answer : The pancreas through the stomach
Description : Where does chemical digestion of carbohydrates begin in the GI tract?
Last Answer : mouth
Description : Which of the following is not a chemical action? (a) Burning of coal (b) Conversion of water into steam (c) Digestion of food (d) Burning of paper
Last Answer : Ans:(b)
Description : All the following are examples of chemical change, except (a) Magnetising of iron nails (b) Rusting of iron rods (c) Digestion of food (d) Souring of milk
Last Answer : Ans:(a)
Description : By generally dividing food into carbohydrates, fats and proteins and considering the digestive process until the pylorus (exit of stomach), which of these mentioned types of food have already undergone chemical digestion?
Last Answer : Until the exit of the stomach, carbohydrates, in the mouth, and proteins, in the stomach, have already undergone chemical breaking by digestive enzymes. Carbohydrates have suffered action of the salivary ... of the gastric juice. Fats, until reaching the duodenum, do not undergo chemical digestion.
Description : Chemical digestion is the series of enzymatic reactions to break macromolecules into smaller ones.
Last Answer : Which type of chemical reaction is the breaking of macromolecules into smaller ones that occurs in digestion? What are the enzymes that participate in this process called?
Description : Which of the following is not a chemical reaction? (1) Burning of paper (2) Digestion of food (3) Conversion of water into steam (4) Burning of coal
Last Answer : (3) Conversion of water into steam Explanation: Water boiling is a physical reaction only because during physical reaction there is a change of state but during chemical reaction there is breaking or making of bonds.
Description : Which of the following is not a chemical reaction'? (1) Burning of paper (2) Digestion of food (3) Conversion of water into steam (4) Burning of coal
Last Answer : (3) Conversion of water into steam Explanation: The conversion of water into steam is an example of a physical change. where the state of the matter changes without changing its composition. A ... of durability, changes to crystal form, textural change, shape, size, color, volume and density.
Description : The energy released at the end of digestion is in the form of: (1) electric energy (2) Kinetic energy (3) thermal energy (4) chemical energy
Last Answer : (4) chemical energy Explanation: Digestion of food involves both physical and chemical processes. During digestion the chemical energy in for released while the molecules of food are broken down into smaller pieces.
Description : The most important chemical process in digestion is: a) diffusion b) active transport c) hydrolysis
Last Answer : ANSWER: C -- HYDROLYSIS
Description : Which of the following is not a chemical reaction'? (1) Burning of paper (2) Digestion ot" food (3) Conversion of water into steam (4) Burning of coal
Last Answer : Conversion of water into steam
Description : The resources which can be renewed or reproduced by physical, chemical or mechanical processes. -SST 10th
Last Answer : (i) Stock (ii) Renewable
Description : Which processe of weathering belongs to both mechanical and chemical weathering? -Do You Know?
Description : Is your teeth grinding food a mechanical or chemical change?
Last Answer : The teeth grinding is a mechanical change. The saliva mixing inwith the food and starting the digestive process would be achemical change.
Description : What are the Mechanical and chemical barriers the inflammatory response and the immune response?
Last Answer : Feel Free to Answer
Description : Is sanding a board chemical energy to mechanical or electrical energy?
Description : What Rock that has no exposure to chemical or mechanical weathering?
Last Answer : What is the answer ?
Description : Is a small rock falling from a cliff mechanical or chemical?
Last Answer : Need answer
Description : The package technology which brought about Green Revolution comprised manily of (1) man-power, mechanical cultivators and electricity (2) changes in crop pattern, industrialization and chemical ... and highyield varieties of seeds (4) electricity, irrigation and introduction of dry farming
Last Answer : (3) irrigations, biochemical fertilizers and high-yield varieties of seeds Explanation: Using seeds with superior genetics was the scientific aspect of the Green Revolution. The Green ... water supply and improved moisture utilization, fertilizers, and pesticides, and associated management skills.
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.
Description : Dynamo is a device for converting – (1) Heat energy into electrical energy (2) Mechanical energy into electrical energy (3) Magnetic energy into electrical energy (4) Chemical energy into electrical energy
Last Answer : (2) Mechanical energy into electrical energy Explanation: A dynamo is a device for converting mechanical energy into electrical energy, esp. one that produces direct current. A dynamo is an ... were based, including the electric motor, the alternating-current alternator, and the rotary converter.
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 sum of potential energy and kinetic energy is known as : (1) Electrical energy (2) Chemical energy (3) Light energy (4) Mechanical energy
Last Answer : (4) Mechanical energy Explanation: In physical sciences, mechanical energy is the sum ofpotential energy and kinetic energy. It is the energy associated with the motion and position of an object.
Description : Mechanical energy is the combination of kinetic energy and _______. (1) Heat energy (2) Chemical energy (3) Potential energy (4) Nuclear energy
Last Answer : (3) Potential energy Explanation: Mechanical energy is the energy possessed by an object due to either its motion or its stored energy of position. The total amount of mechanical energy is merely the sum of potential energy and kinetic energy.
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 moving car possesses - (1) sound energy (2) mechanical energy (3) heat energy (4) (d)chemical energy
Last Answer : (2) mechanical energy Explanation: A moving baseball possesses mechanical energy due to both its high speed (kinetic energy) and its vertical position above the ground (gravitational potential energy).
Description : In an electric motor, the energy transformation is from _______. (1) electrical to chemical (2) chemical to light (3) mechanical to electrical (4) electrical to mechanical
Last Answer : (4) electrical to mechanical Explanation: An electric motor is an electrical machine that converts electrical energy into mechanical energy. The reverse of this would be the conversion of mechanical energy into electrical energy and is done by an electric generator.
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 : Which processe of weathering belongs to both mechanical and chemical weathering?
Last Answer : Crystallization
Description : What are some of the mechanical and chemical barriers to infection?
Last Answer : Mechanical barriers include skin and mucous membranes. The mucous membranes in the respiratory passageways are lined with ciliated epithelium. The cilia continuously move particles trapped in the mucus in ... produced by virus-infected cells and some immune system cells, inhibiting viral growth.
Description : A mouse device may be _____________ a) electro-chemical b) mechanical c) optical d) both mechanical and optical
Last Answer : d) both mechanical and optical
Description : Which of the following branch is not a parts of robotics? A : Computer Engineering B : Mechanical Engineering C : Electrical Engineering D : Chemical Engineering
Last Answer : D : Chemical Engineering
Description : Secondary sewage treatment is mainly a (a) physical process (b) mechanical process (c) chemical process (d) biological process.
Last Answer : (d) biological process.
Description : Stimuli can be a. electrical b. mechanical c. chemical d. none
Last Answer : none
Description : The nerve fiber is capable of converting which stimuli to electrical energy a. Mechanical b. chemical c. Both d. none of them
Last Answer : Both
Description : The two most practical means of the home owner to control insects and diseases are: a. Mechanical and chemical b. Mechanical and biological c. Chemical and biological d. Biological and natural
Last Answer : Mechanical and biological