SOF ISO Sample Paper 2024 Class 7

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 7 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 : Heat, Motion and Time, Electric Current and its Effects, Winds, Storms and Cyclones, Light, Acids, Bases and Salts, Physical and Chemical Changes, Weather, Climate and Adaptations of Animals to Climate, Fibre to Fabric, Nutrition in Plants and Animals, Respiration in Organisms, Transportation in Plants and Animals, Reproduction in Plants, Natural Resources and Their Conservation (Soil, Water: A Precious Resource, Forests our Lifeline, Wastewater Story). Section – 3 : Higher Order Thinking Questions - Syllabus as per Section – 2. LOGICAL REASONING 1. Tarun faces towards North. Turning to his right, 3. Select a figure from the options which does not he walks 25 metres. He then turns to his left and satisfies the same condition of placement of the walks 30 metres. Next, he moves 25 metres to dots as in Fig. (X). his right. Finally, he turns to the right and moves 40 metres. In which direction is he now from his starting point? (A) South-West (B) South (C) North-West (D) South-East Fig. (X) 2. Which of the following is exactly in the middle of the 17th element from the right end and 18th element from (A) (B) the left end in the given arrangement? 3D6$C4E8#N5F1AP 9M@K2B%7 HU (A) A (B) 1 (C) (D) (C) F (D) % SCIENCE 4. X is present in the stomach. However, presence of More CO2 More O2 excess of it causes indigestion, which requires the (A) R P, Q, S intake of milk of magnesia to undo the effect of X. (B) Q and R P and S What is X? (C) S R (A) HCl (B) H2SO4 (D) P and Q R and S (C) NaOH (D) KOH 6. Some blobs of wax are placed on a silver ring as 5. The given diagram shows blood circulation pathway shown in the diagram. If the ring is heated at X, in the heart. Which of the following correctly shows then choose the correct option regarding the melting the relative amount of oxygen and carbon dioxide at P, Q, R and S? of wax because of heating. S Q R P S P R X Q Sample Paper | Class-7 | 1

(A) Only R blob melts. 8. Garima carried out a fair test to find out the speed (B) Blobs R, S and Q melt together. with which water passed through four different kinds (C) Melting of blobs occurs in the order R, Q, S of soil. She recorded her findings in the table below. and P. (D) P, Q, R and S blobs melt together. Kind of soil P Q R S Time taken 33 23 45 18 7. Which one of the following is true for all chemical (seconds) reactions? In which type of soil would you find the mangrove (A) There is a change in volume trees growing in? (B) Heat is evolved (C) Chemical bonds are broken or formed (A) P (B) Q (D) There is a change in mass (C) R (D) S ACHIEVERS SECTION 9. A point object P moves Plant towards a convex mirror with P a constant speed v, along its v Propagates Propagates Propagates vegetatively vegetatively vegetatively optic axis. The speed of the by roots by leaves by stem image X Y Z (A) Is always less than v (B) Is always more than v X Y Z (C) Is equal to v (A) Bryophyllum Bougainvillea Carrot (D) Decreases as P comes closer to the mirror. (B) Dahlia Begonia Potato 10. Study the given flow chart and select the option that (C) Begonia Ginger Asparagus correctly identifies X, Y and Z. (D) Bryophyllum Strawberry Dahlia SPACE FOR ROUGH WORK ANSWERS NSO – 1. (D) 2. (A) 3. (B) 4. (A) 5. (D) 6. (C) 7. (C) 8. (C) 9. (A) 10. (B) 2 | Sample Paper | Class-7