Science Olympiad Practice Test 1 — NSO-style (Class 1)
A free Maths, Science, English and Reasoning Olympiads (IMO, NSO, IEO style) practice paper for Grade 1 in the format of the real test: 35 questions in 60 minutes, covering Logical Reasoning; Science; Achievers' Section. Choose one answer (A–D) for each question. Logical Reasoning and Science questions carry 1 mark each; Achievers' Section questions carry 2 marks each (40 marks in all). On this portal each correct answer counts once. There is no penalty for a wrong answer, so answer every question. Attempt it online — every question is marked instantly and the correct answers are shown at the end.
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Q1. Look at the pattern. Which shape comes in place of ?
Q2. Pen is to write as knife is to ______.
Q3. How many triangles are there in this picture?
Q4. Asha is taller than Binu. Chetan is shorter than Binu. Dev is taller than Asha.
Who is the tallest?
Q5. A mirror is kept on the right side of the picture. Which picture shows its mirror image?
Q6. Look at the plant. Which part takes in water from the soil?
Q7. Which part of a plant makes most of its food?
Q8. Which of these is a root that we eat?
Q9. What does a plant need to grow well?
Q10. Which animal gives us wool?
Q11. Which of these do we get from a hen?
Q12. Which animal can live both on land and in water?
Q13. How many legs does a spider have?
Q14. Which animal eats only plants?
Q15. We use our ______ to smell a flower.
Q16. Which sense organ tells us that an ice cube is cold?
Q17. Which body part joins the head to the rest of the body?
Q18. Which of these is a good habit?
Q19. Which of these food items do we get from plants?
Q20. Which water is safe to drink?
Q21. Where will water turn into ice?
Q22. What fills a balloon when we blow into it?
Q23. Which picture shows a rainy day?
Q24. The Sun rises in the ______.
Q25. What can we see in the sky on a clear night?
Q26. Which of these is made of wood?
Q27. Which of these will float on water?
Q28. Which colour of the traffic light tells us to stop?
Q29. Which of these is NOT safe to do?
Q30. Where should we throw a banana peel?
Q31. Tina has two plants of the same kind. She keeps plant P near a sunny window and plant Q in a dark cupboard. She gives both plants the same amount of water. After two weeks, what will she most likely see?
Q32. Ravi puts a tray of water in the freezer at night. The next day he keeps the tray in the sunshine. What happens?
Q33. Which group has only living things?
Q34. Mother hangs wet clothes out to dry. On which day will they dry the fastest?
Q35. All of these animals can fly. Which one is NOT a bird?
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