General Science Related Daily Question With Answer 02-10-2017

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General Science Questions and Answers for Competitive Exams And Admit Card And Syllabus 2017 and Date Wise 02-10-2017 Daily GK Download Exam Pattern and RAS, IAS, UPSC, RPSC, 1st, 2nd, 3rd Grade Teacher, REET Rajasthan Police Delhi ,CTET, LDC, SSC CGL, IBPS, MBA, CAT, MAT, SBI-PO Railways or solved MCQs with answers. and These quiz objective questions are helpful for competitive exams SSC,History, and Important EBooks for Competitive Exams and All subject Wise Notes and Math,Hindi, English, History, Political Science, Psychology, Sanskrit Related Study material.

 

General Science Questions and Answers for Competitive Exams

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Question(1) What type of chemical reaction is the combustion of natural gas?

प्राकृतिक गैस का दहन किस प्रकार का रासायनिक अभिक्रिया है ?

Answer—उष्माक्षेपी अभिक्रिया (Thermostatic reactions)

Question(2) When the copper powder is heated in the air, a layer of copper oxide is formed on its surface, how is the color of that layer?

कॉपर चूर्ण को वायु में गर्म करने पर उसके सतह पर कॉपर ऑक्साइड की एक परत जम जाती है  उस परत का रंग कैसा है ?

Answer—Black

Question(3) What type of reaction is the decolorization of vegetable compost?

सब्जियों का विघटित होकर कम्पोस्ट बनना किस अभिक्रिया का उदाहरण है ?

Answer—उष्माक्षेपी (Thermostatic)

Question(4) What is pH value of sodium hydroxide approximate?

सोडियम हाइड्रॉक्साइड का pH मान लगभग है ?

Answer—14

Question(5) What is the pH value of a nostalgic solution?

किसी उदासीन विलयन का pH मान है ?

Answer—7

Question(6) What is the lentils of the tooth that is quite harsh?

दाँत का मसूरा किस पदार्थ का बना है जो काफी कठोर है ?

Answer— कैल्सियम फॉस्फेट (calcium phosphate)

Question(7) What is the acid in tamarind?

इमली में कौन-सा अम्ल है ?

Answer—टार्टरिक अम्ल (Tartric acid)

Question(8) What is the sub-opt-out reaction called?

उपचयन-अपचयन अभिक्रिया को क्या कहते हैं ?

Answer—रेडॉक्स अभिक्रिया (Redox reaction)

Question(9) Which gas is released when you put dilute sulphuric acid on granular zinc?

दानेदार जस्ता पर तनु सल्फ्यूरिक अम्ल डालने पर कौन-सा गैस उत्सर्जित होता है ?

Answer—Hydrogen gas

Question(10) The presence of sunlight, the plants prepare their food (glucose) with CO2 and water. What is this reaction?

सूर्य प्रकाश की उपस्थिति में पोधे CO2 और जल से अपना भोजन (ग्लूकोज) तैयार करते हैं । यह कौन-सी अभिक्रिया है ?

Answer—प्रकाश रसायनिक

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