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LEBRAT CE F IN SO G SAMPLE PAPER SYLLABUS 2023-24 CLASS Total Questions : 50 Section PATTERN & MARKING SCHEME (1) Logical Reasoning (2) Science Time : 1 hr. (3) Achievers Section 8 No. of Questions 10 35 5 SOF NATIONAL SCIENCE OLYMPIAD Marks per Ques. 1 1 3 SYLLABUS Section – 1 : Verbal and Non-Verbal Reasoning. Section – 2 : Crop Production and Management, Microorganisms, Synthetic Fibres and Plastics, Metals and Non-metals, Coal and Petroleum, Combustion and Flame, Conservation of Plants and Animals, Cell, Reproduction and Endocrine System, Force and Pressure, Friction, Sound, Chemical Effects of Electric Current, Some Natural Phenomena, Light, Stars and the Solar System, Pollution of Air and Water. Section – 3 : Higher Order Thinking Questions - Syllabus as per Section – 2. LOGICAL REASONING 1. Three positions of a dice are shown below. What A J J A is the number opposite to 1 ? (C) × (D) + 6 1 5 4 4 4 3 5 6 3. In the given Venn diagram, find the region representing persons who are educated and (A) 2 (B) 3 employed but not confirmed in job. (C) 5 (D) 6 Educated Employed 2. Select the correct water image of the given b c figure. e a d Confirmed in job × A J (A) d A J A J (B) e (A) × (B) × (C) b (D) a, b SCIENCE 4. Bees which are not carrying honey fly with a flapping (C) Density of water frequency of 440 Hz while those which are carrying (D) Atmospheric pressure honey fly with a flapping frequency of 300 Hz. The sound made by bees which are not carrying honey 6. When Cu is exposed to moist air for a long time, has which of the following is formed? (A) A lower pitch (B) A higher pitch (A) Cu(OH)2 (B) CuCO3 (C) A smaller loudness (D) A greater loudness. (C) Both (A) and (B) (D) Cu2O 5. The pressure of the water near the bottom of the 7. Which of the following on reshuffling gives the term wall forming a dam does not depend on ______. that refers to the process of sowing seeds manually (A) The depth of the water by sprinkling them on soil by hand? (B) The cross-sectional area of the reservoir (A) INIGTIL Sample Paper | Class-8 | 1
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(B) GLNOPUIHG (A) Cholera, Tuberculosis, Malaria, Measles (C) ATNBRDOCAIGS (B) Small pox, Tuberculosis, Malaria, Typhoid (D) GIOWNWIN (C) Cholera, Tuberculosis, Typhoid, Measles 8. Which of the following groups represents the (D) Cholera, Anthrax, Tuberculosis, Typhoid bacterial diseases? ACHIEVERS SECTION 9. Anuj performed an experiment to compare Hook the strength of different Threads of same length and thickness fibres. He arranged the were taken X Y Z set-up as shown in the (i) Bacterium X can be causal organism of typhoid. figure : Weight were put (ii) Bacterium Y can cause a disease which disrupts Arrange the threads in one by one till the thread broke proper exchange of gases. order of their increasing (iii) Bacterium Z can convert lactose sugar of milk strength. into lactic acid. (A) Nylon < Silk < Cotton (iv) Bacterium X can be the causal organism of (B) Silk < Cotton < Nylon cholera. (C) Cotton < Nylon < Silk Which of these statements are incorrect? (D) Cotton < Silk < Nylon (A) (i) only 10. Refer to the given figures of bacteria X, Y and Z and (B) (i) and (ii) only read the statements (i), (ii), (iii) and (iv) regarding (C) (ii), (iii) and (iv) only them. (D) (i), (ii), (iii) and (iv) SPACE FOR ROUGH WORK ANSWERS NSO – 1. (D) 2. (B) 3. (C) 4. (B) 5. (B) 6. (C) 7. (C) 8. (D) 9. (D) 10. (A) 2 | Sample Paper | Class-8
