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🔰♻️🌐Facts about-- general science🌐♻️🔰 🔷*Lemon is sour due to--- citric acid. 🔶*saliva help in the digestion of---- starch. 🔷*corn is a rich source of--- starch. 🔶* sour milk contains---- lactic acids. 🔷*Bile is secreted by----Liver. 🔶*teeth help in tearing the food--- Canine. 🔷* enzymes digestes proteins ----- pepsin. 🔶* Liver is the rich source of---- proteins. 🔷* Dehydration in human body is caused by----water. 🔶*what percentage of human body has the elements of oxygen----65. 🔷* the human heart is enclosed in the--- pericardium. 🔶*instrument is used to detect the functioning of Heart---- ECG 🔷* Heart attack occur due to--- lack of blood supply. 🔶* function of White blood cells--- protect body against disease. 🔷* heart disease is treat with-----Asprin. 🔶*in human the sound is produced by the---- Larynx. 🔷*tobacco smoke is injurious due to--- carbon monoxide. 🔶* the membrane cover the lungs---- pleura. 🔷* drug use to reduce blood pressure---- reserpine. 🔶*Haemoglobin contains metal-----Iron. 🔷* the life span of RBC of man is---120 day. 🔶*the pH of human blood is ---7.4. 🔷* the blood group were discover by---- Landsteiner. 🔶* the red colour of human blood is due to--- Haemoglobin. 🔷*the red blood cells are produce by---- bone marrow.. 🔶* Universal donar is--- O. 🔷* instrument used to measure blood pressure---- sphygmomanometer. 🔶* hypertension mean----- increase in blood pressure. 🔷* the largest amount of sugar present in human is---- Glucose. 🔶*Hypoglycemia refer to---- low sugar levels. 🔷* who explain blood circulation---- Williams Harvey. 🔶* the largest artery in human body is----Aorta. 🔷* cell help in circulation of blood---- Lymphocyte. 🔶* the organ never Rest---- Heart. 🔷* the vitamin that help in blood clotting--- vitamin k. 🔶* insufficient blood supply in human body is----Ischemia. 🔷*Normal blood pressure is---- 80/120mm of Hg. 🔶*Haemoglobin is a--- proteins 🔷* who invented the electrocardiogram--- willem Einthoven. 🔶*pacemaker is associated with---Heart. 🔷* the enzymes is essential for clotting of blood---- Thrombin. 🔶* the human heart beat per minute-----. 72. 🔷* a cold blooded animals is --- snake. 🔶*a warm blooded animals is--- Birds. #IMPORTANT_FOR_COMING_EXAMS🤞🤞 ✍️✍️CREDIT:-Krushna⭐️⭐️ 🏝🏝© Join Now:: @Daily_Science_Computer_Notes

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🔷● CTRL + F2 is the shortcut key used for previewing the page before printing. 🔶● CTRL - F5 is used to force an update, disregarding any cache. 🔷● Ctrl+F6 is used to Go to the next open document window. 🔶● Ctrl+F10 is the shortcut key used to Maximize document window 🔷• Ctrl+F is used to open a find or search option to find text in the current document or page. 🔶• Ctrl+A is a shortcut key most often used to select all text. 🔷• Ctrl+O is used to open a new document, page, URL, or other files. 🔶• Ctrl+D is used to add the current site to a bookmark or favorite. #Revision #Short #Notes ✍️✍️CREDIT:-Krushna⭐️⭐️ 🏝🏝© Join Now:: @Daily_Science_Computer_Notes

✍🏻🔺🌐🔷COMPUTER🔷🌐🔺 🔶*The device that can be programmed to carry out a set of arithmetic or logical operations automatically Ans : Computer 🔶*The term 'computer' is originated from the of Ans : Latin 🔶*The term computer is originated from the word Ans : Computerae 🔶*'Computerae' means Ans : To compute or calculate 🔶*The book which used the word 'computer' for the first time Ans : Yong Mans Gleanings 🔶*Yong Mans Gleanings was authored by Ans : Richard Braithwaite 🔶*The invention which is known as the beginning history of computer Ans : Abacus 🔶*Father of computer Ans : Charles Babbage 🔶*Autobiography of Charles Babbage Ans : A passage from the life of a philosopher 🔶*Main features of a computer Ans : Speed, Accuracy, Storage Diligence, Capacity and Versatility 🔶*The digital calculator invented by Blaise language pascal Ans : Pascaline (1642) 🔶*The person who invented Tabulator using punched card Ans : Herman Hollerith 🔶*The company founded by Herman Hollerith Ans : Tabulator Machine Company 🔶*Tabulator Machine Company was later came to be known as Ans : IBM (International Business Machine) 🔶*First computer programmer Ans : Ada Lovelace #IMPORTANT_FOR_COMING_EXAMS🤞🤞 ✍️✍️CREDIT:-Krushna⭐️⭐️ 🏝🏝© Join Now:: @Daily_Science_Computer_Notes