The average temperature in the mesopause is about (A) −25 °C (B) −45 °C (C) −65 °C (D) −85 °C. View Answer, a) A-1; B-3; C-2; D-4 What would happen, if all the oxygen present in the environment […] Having discussed properties of the atmosphere fully you are now capable of answering this quiz. It absorbs and protects us from the harmful ultraviolet radiation of sunlight. The atmosphere is made up of 78% nitrogen, 21% oxygen, and smaller amounts of argon, carbon dioxide, helium, and neon. These MCQ's are extremely critical … c) Relative humidity When the water containing air becomes saturated, then (a) it will be calm. 12. Layers of Atmosphere MCQs Worksheets. The mass of water vapour in a unit mass of air is referred to as, 10. (B) troposphere 4. Atmosphere MCQ Questions and answers with easy explanations. View Answer. What is responsible for the excess of CO2? b) Specific humidity The boundary between troposphere and stratosphere is known as, (a) increase in the concentration of ozone, (c) depletion of the ozone layer in the troposphere, (d) depletion of the ozone layer in the stratosphere, 4. Atmosphere Multiple Choice Questions and Answers for competitive exams. c) Ionosphere Choose the correct listing of radiation from the longest wavelengths to the shortest wavelengths: x-rays, ultraviolet, infrared, gamma rays, visible, radio. tells us how moist the air is. a) 780,840 • True • False Required fields are marked *. b) Boundary line The equipment to measure atmospheric humidity is, 8. d) Easterlies (A) 78, 21 3. a. Discussion; RE: Physical Geography - Atmosphere - MCQs with answers -Shahid (08/09/18) Please elaborate the answer of question number 2 How does the pressure of air falls whenthe temperature rises. What does the ratio of the mass of water vapour to mass of air indicate? a) Troposphere – Stratosphere – Mesosphere – Thermosphere – Exosphere The strength of this effect depends upon the atmosphere’s temperature and the amount of greenhouse gases present in the atmosphere. Atmosphere MCQ Questions and Answers Quiz. b) Greater than 300 nm c) East-to-west air winds in the northern hemisphere a) Exosphere a) Troposphere is equally thick across different parts of the world Atmosphere MCQ : Practice Proper and good General Knowledge MCQ quiz GK (General Knowledge), General Studies, Current Affairs and Aptitude for Banking / IBPS, CDS, CLAT, GPSC, IAS, Judiciary, MPSC, NDA, NTSE, RPSC, Railways, SSC, UPPSC, UPSC, CDSE, XAT, MPPSC and other government job recruitment examinations of India or states civil services examinations. The air pressure at the fuel bed is reduced below that of atmosphere by means of a fan placed at or near the bottom of the chimney to produce a draught. MCQs from CBSE Class 9 Science Chapter 12: Sound Q1. These short solved questions or quizzes are provided by Gkseries. Select two reasons why ozone is important to life on earth. b) West-to east air winds in the northern hemisphere Water Class 6 MCQs Questions with Answers. Which of the following statements is true? View Answer, 11. This set of Environmental Science Multiple Choice Questions & Answers (MCQs) focuses on “Atmosphere”. a) East-to-west air winds in the southern hemisphere Earth’s atmosphere provides us with oxygen to breathe. 3. (C) Oxygen and Nitrogen 2. The primary greenhouse gases known are water vapor (H 2 O), ... Let’s go through the following MCQs on greenhouse effect … 2. ANSWERS: ATMOSPHERE MULTIPLE CHOICE QUESTIONS 11. b) Ionosphere a) Trade winds 1. The atmosphere is made up of various gasses, some are harmful where as others are beneficial to us in one-way or another. It absorbs harmful ultra-violet rays from the sun. 34. b) Stratosphere a) True d) Ionosphere To practice all areas of Environmental Science, here is complete set of 1000+ Multiple Choice Questions and Answers. View Answer, 8. Unit Operations for Wastewater & Preliminary Treatment, Sewage Filtration & Activated Sludge Process, here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Environmental Science Questions and Answers – Air Quality, Next - Environmental Science Questions and Answers – Climate Model, Environmental Science Questions and Answers – Air Quality, Environmental Science Questions and Answers – Climate Model, Internships – Engineering, Science, Humanities, Business and Marketing, Information Science Questions and Answers, Environmental Engineering Questions and Answers, Environmental Science Questions and Answers – Air Pollution – Sources – 2, Rocket Propulsion Questions and Answers – Flight Performance – Forces Acting on a Vehicle in the Atmosphere, Engineering Geology Questions and Answers – Geological Work of Atmosphere – 01, Avionics Questions and Answers – Atmospheric Effects on Satellite Signals, Environmental Science Questions and Answers – Air Pollution – Effects – 1, Materials Science Questions and Answers – Interfacial Defects, Environmental Science Questions and Answers – Aerosols, Environmental Science Questions and Answers – Particulates, Environmental Science Questions and Answers – Greenhouse Gases – 1, Environmental Science Questions and Answers – Acid Rain. c) Karman line Atmosphere or Earth’s atmosphere is the layer of gases surrounding our planet. Which gas released in the atmosphere creates a greenhouse effect trapping the heat? View Answer, 9. d) Mesosphere Multiple Choice Questions on Ecology; Biology Practice Test on Environmental Issues; Environmental Issues – Pollution and Green house effect; MCQ on Water Pollution; Answers 1. d) all of these 2. a) are small solid particles and liquid droplets 3. b) ozone 4. c) aerosol 5. … c) Stratosphere CBSE Previous Year Question Papers Class 10, CBSE Previous Year Question Papers Class 12, NCERT Solutions Class 11 Business Studies, NCERT Solutions Class 12 Business Studies, NCERT Solutions Class 12 Accountancy Part 1, NCERT Solutions Class 12 Accountancy Part 2, NCERT Solutions For Class 6 Social Science, NCERT Solutions for Class 7 Social Science, NCERT Solutions for Class 8 Social Science, NCERT Solutions For Class 9 Social Science, NCERT Solutions For Class 9 Maths Chapter 1, NCERT Solutions For Class 9 Maths Chapter 2, NCERT Solutions For Class 9 Maths Chapter 3, NCERT Solutions For Class 9 Maths Chapter 4, NCERT Solutions For Class 9 Maths Chapter 5, NCERT Solutions For Class 9 Maths Chapter 6, NCERT Solutions For Class 9 Maths Chapter 7, NCERT Solutions For Class 9 Maths Chapter 8, NCERT Solutions For Class 9 Maths Chapter 9, NCERT Solutions For Class 9 Maths Chapter 10, NCERT Solutions For Class 9 Maths Chapter 11, NCERT Solutions For Class 9 Maths Chapter 12, NCERT Solutions For Class 9 Maths Chapter 13, NCERT Solutions For Class 9 Maths Chapter 14, NCERT Solutions For Class 9 Maths Chapter 15, NCERT Solutions for Class 9 Science Chapter 1, NCERT Solutions for Class 9 Science Chapter 2, NCERT Solutions for Class 9 Science Chapter 3, NCERT Solutions for Class 9 Science Chapter 4, NCERT Solutions for Class 9 Science Chapter 5, NCERT Solutions for Class 9 Science Chapter 6, NCERT Solutions for Class 9 Science Chapter 7, NCERT Solutions for Class 9 Science Chapter 8, NCERT Solutions for Class 9 Science Chapter 9, NCERT Solutions for Class 9 Science Chapter 10, NCERT Solutions for Class 9 Science Chapter 12, NCERT Solutions for Class 9 Science Chapter 11, NCERT Solutions for Class 9 Science Chapter 13, NCERT Solutions for Class 9 Science Chapter 14, NCERT Solutions for Class 9 Science Chapter 15, NCERT Solutions for Class 10 Social Science, NCERT Solutions for Class 10 Maths Chapter 1, NCERT Solutions for Class 10 Maths Chapter 2, NCERT Solutions for Class 10 Maths Chapter 3, NCERT Solutions for Class 10 Maths Chapter 4, NCERT Solutions for Class 10 Maths Chapter 5, NCERT Solutions for Class 10 Maths Chapter 6, NCERT Solutions for Class 10 Maths Chapter 7, NCERT Solutions for Class 10 Maths Chapter 8, NCERT Solutions for Class 10 Maths Chapter 9, NCERT Solutions for Class 10 Maths Chapter 10, NCERT Solutions for Class 10 Maths Chapter 11, NCERT Solutions for Class 10 Maths Chapter 12, NCERT Solutions for Class 10 Maths Chapter 13, NCERT Solutions for Class 10 Maths Chapter 14, NCERT Solutions for Class 10 Maths Chapter 15, NCERT Solutions for Class 10 Science Chapter 1, NCERT Solutions for Class 10 Science Chapter 2, NCERT Solutions for Class 10 Science Chapter 3, NCERT Solutions for Class 10 Science Chapter 4, NCERT Solutions for Class 10 Science Chapter 5, NCERT Solutions for Class 10 Science Chapter 6, NCERT Solutions for Class 10 Science Chapter 7, NCERT Solutions for Class 10 Science Chapter 8, NCERT Solutions for Class 10 Science Chapter 9, NCERT Solutions for Class 10 Science Chapter 10, NCERT Solutions for Class 10 Science Chapter 11, NCERT Solutions for Class 10 Science Chapter 12, NCERT Solutions for Class 10 Science Chapter 13, NCERT Solutions for Class 10 Science Chapter 14, NCERT Solutions for Class 10 Science Chapter 15, NCERT Solutions for Class 10 Science Chapter 16. 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