STEM Olympiad Exam Instructions: Exam Format: Multiple-Choice Duration: 1 hours General Instructions: Materials: You are allowed to have with you during the exam, as specified by your instructor. Communication: You are not allowed to communicate with any other person during the exam. This includes talking, texting, or using any messaging apps. Technology: Ensure a stable internet connection and use a compatible browser. Make sure your device's battery is fully charged or plugged in. Plagiarism: Any form of plagiarism or cheating is strictly prohibited. This includes copying from external sources or using unauthorized aids. Browser Tabs: Please close all unnecessary browser tabs or windows, as the exam may be monitored. Exam Specifics: Question Format: This exam consists of multiple-choice questions. Number of Questions: There are a total of 36 questions in this exam. Scoring: Basic Section question is worth 2 points and Performer Section is worth 4 Points. The total exam score is 80. Submission: Once you answer all questions, click the "Submit" button to finalize your answers. Navigation: You can navigate between questions using the provided navigation buttons Please follow these instructions carefully during the online exam. If you have any concerns or technical issues, contact the designated support person or email address provided for assistance. Good luck! 1. Secction-A Basic Section None 2. White blood cells engulf bacteria in a process called: Diapedesis Phagocytosis Active Transport Passive Transport None 3. The process in which small portions of the oviducts of a woman are removed by surgical operation, and the cut ends are ligated is Copper T Tubectomy Vasectomy Diahragm None 4. Which of the following metals is used for making wires? Aluminium Zinc Copper Iron None 5. Which one among the following is an acidic oxide? Na2O CO CO2 AI2O3 None 6. Polycot is synthesised by combining _______ and ______. Polymer and cotton Polyester and cotton Polygon and cotton None of the above None 7. Which of these earthquakes caused the largest number of casualties in the history of Indian earthquakes? Anjar earthquake 1971 Broach earthquake 1970 Bhuj earthquake 2001 Koyna earthquake 1967 None 8. Choose the correct statement. Gold leaf electroscope and pith ball electroscope are not sensitive. The gold leaf electroscope is more sensitive than the pith ball electroscope. The pith ball electroscope is more sensitive than the gold leaf electroscope. Gold leaf electroscope and pith ball electroscope are both equally sensitive. None 9. A fuse wire repeatedly gets burnt when used with a good heater. It is advised to use a fuse wire of More Length Less radius Less length More radius None 10. A body of mass m kg is lifted by a man to a height of one metre in 30 seconds. Another man lifts the same mass to the same height in 60 seconds. The work done by them are in the ratio 1:02 1:01 2:01 4:01 None 11. An object is placed at a distance of 30 cm from a convex lens of focal length 20 cm. The image formed will be: Real, inverted and magnified Real, inverted and diminished Virtual, erect and magnified Virtual, erect and diminished None 12. In SONAR, we use Ultrasonic Waves Infrasonic Waves Radio Waves Micro Waves None 13. Which of the following part of the Sun is visible to humans? Photosphere Corona Chromosheres Core None 14. To which of the following category does Orion belong ? Star Planet Galaxy Constellation None 15. The ________ approach was designed to judge whether a machine could or could not display artificial intelligence. Boolean Algebra Turing test Logarithm Algorithm None 16. Among the given options, which is not the required property of Knowledge representation? Inferential Efficiency Inferential Adequacy Representational Verification Representational Adequacy None 17. A child is looking for his father. He went 90 metres in the east before turning to his right. He went 20 metres before turning to his right again to look for his father at his uncle’s place 30 metres from this point. His father was not there. From there, he went 100 metres to his north before meeting his father in a street. How far did the son meet his father from starting point? 80 90 100 110 None 18. The factors of 3m^n2 + 9m + 6 are (m+1)(m+2) 3(m+1)(m+2) 6(m+1)(m+2) 9(m+1)(m+2) None 19. Hailey’s comet is visible after every ? 84 years 76 years 1000 years 100 years None 20. Two cylindrical jars have their diameters in the ratio 3 : 1, but height 1 : 3. Then the ratio of their volumes is: 1:04 1:03 3:01 2:05 None 21. If the volume and curved surface area of a cylinder are 616 m^3 and 352 m^n2 respectively, What is the total surface area of the cylinder 429 m^3 419 m^2 435 m^2 421 m^2 None 22. The volume of a cuboid is twice that of a cube. If the dimensions of the cuboid are 9 cm,8 cm, and 6 cm, the total surface area of the cube is : 72 cm^2 108 cm^2 216 cm^2 432 cm^2 None 23. . If the price of a commodity is decreased by 20 % and its consumption is increased by 20 %, What will be the increase or decrease in expenditure on the commodity? 4 % increase 4 % decrease 8 % increase 8 % decrease None 24. The marked price of a watch was Rs 720. A man bought the same for Rs 550.80, after getting two successive discounts, The first 10 %. What was the second discount rate ? 12% 14% 15% 18% None 25. 11 labours can dig 27/4m long trench in one day. How many labours should be employed for digging 47m long trench in one day? 69 labours 39 labours 78 labours 77 labours None 26. If a/b = 2/3 and b/c= 4/5n, then the ratio a+b/b+c equals to ? 20/27 27/20 6/8 8/6 None 27. . 84 85 74 76 None 28. Find the remainder when 73 x 75 x 78 x 57 x 197 x 37 is divided by 34. 32 30 15 28 None 29. What is the difference between the compound interests on Rs 5000 for 1 1/2 years at 4 % per annum compounded yearly and half-yearly ? Rs 2.04 Rs 3.06 Rs 4.80 Rs 8.30 None 30. In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green? 1/3 3/4 7/19 8/21 None 31. Choose the word which is different from the rest. Ant Moth Spider Be None 32. What will come at the place of question mark ? 113, 225, 449, ? , 1793 897 789 987 978 None 33. If ‘HARD’ is coded as 1357 and ‘SOFT’ is coded as 2468, What do the figures 21448 stand for ? SHOOP SHOOL SCOOL SHOOT None 34. SECTIONPERFORMERS SECTION None 35. A direction pole was situated on the crossing. Due to an accident the pole turned in such a manner that the pointer which was showing East, started showing South. One traveller went to wrong direction thinking to be West. In what direction actually he was travelling ? East South-West North South None 36. If ‘CONTRIBUTE’ is written as ‘ETBUIRNTOC’, then which letter will be in the sixth place when counted from the left if ‘POPULARISE’ is written in the same way ? R I A L None 37. Study the following pie-chart and the table given below it carefully to answer the question given below: Percentage-wise distribution of lecturers in 6 different subjects in a total number of lecturers: 1600.Ratio of male to female lecturers.Total number of lecturers (both male and female) in Hindi is approximately \nwhat percent of the total number of female lecturers in Mathematics and \nChemistry together ? 50% 43% 47% 51% None 38. Choose the correct mirror-image of the Figure (X) from amongst the four alternatives 1 , 2 , 3 and 4. 1 2 3 4 None You cannot switch tabs while taking this quiz!You are not allowed to switch tabs violation has been recorded.You cannot minimize full screen mode!You are not allowed to minimize full screen while taking this quiz, violation has been recorded.Access denied! 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