Pre – Test Math & Science Club (Lower Class) 2023/2024 Name : A. Read the questions carefully and choose the correct option among a, b, c and d! 1. Compute ( ) + 7 = 20. ( ) = ? a. 13 c. 15 b. 14 d. 16 2. As the figure on the left, how many more s are needed to fill the empty space? a. 8 c. 6 b. 7 d. 9 3. How does roll? a. c. b. d. 4. A, B, and C count on from 1 to 40 in turn. How many even numbers does C say? a. 8 b. 7 c. 6 d. 5 5. a. c. b. d. 6. Given a 3-digit number where the hundreds digit is 4, the tens digit is 3 less than the hundreds digit, and this 3-digit number is an even number. What may this number be? a. 478 c. 418 b. 419 d. 479 7. a. c. b. d. 8. Compute 3 × 9＝( ). ( )＝? a. 28 c. 18 b. 27 d. 21 9. John thinks of three numbers. Given that the sum of these three numbers is 19, the second number is 1 less than the first number, and the first number is twice the third number, what is the second number that John thinks of? a. 9 b. 8 10. c. 4 d. 7 There are 10 problems for the math quiz. Suppose 8 points will be given for each correct answer, and 2 points will be lost for each wrong answer, how many wrong answers does Mary write if she gets 50 points? a. 4 b. 3 c. 2 d. 1 11. a. 10 c. 28 b. 18 d. 8 12. A shop sells sweets where every 3 sweet wrappers can be exchanged for one more sweet. Ali has enough money to buy only 7 sweets. What is the biggest number of sweets that he can get from the shop? a. 7 b. 8 c. 9 d. 10 13. Find the number A such that the following statement is true: 7A=38+48 a. 3 c. 7 b. 4 d. 8 14. Tim is 8 years old and Sally is 4 years old. How old will Sally be when Tim is 14 years old? a. 7 c. 9 b. 8 d. 10 15. Use a fraction to represent the relationship between the shaded area and the complete area. Which fraction is the largest? a. c. b. d. 16. Given 80, 52, 35, 56, 68, 94, 76, 37. How many of them are divisible by 4? a. 3 c. 5 b. 4 d. 6 17. Find the perimeter of the figure in cm. All the corners are right angles! a. 60 b. 65 c. 66 d. 70 18. A lamb weighs 6 times of a chicken or 3 times of a dog. Suppose an elephant weighs 13 times of a lamb, how many times does an elephant weigh as much as a chicken? a. 88 c. 39 b. 78 d. 18 19. Form a rectangle with 3 squares whose side length is 7cm. Find the perimeter of the rectangle in cm! a. 84 c. 56 b. 72 d. 42 20. Look at the figure. How much time had passed? Not exceeding 12 hours! a. 1hr 28min c. 1hr 38min b. 2hr 28min d. 2hr 38min 21. Suppose A, B, C, and D are not 0, find A＋B＋C＋D! 22. Jane is 9 years old and John is 5 years old. How old will John be when Jane is 15 years old? 23. Amy strengthens her legs by climbing stairs every day. Suppose she goes 4 steps down after she goes 5 steps up and repeats until she finds that if she goes 50 steps up, then she will reach the second floor. How many stairs are there for one level? 24. A number is written on each petal of two flowers. One petal is hidden. The sums of the numbers on the two flowers are equal. What number is written on the hidden petal? 25. is a living thing because ______. a. It grows b. It can make more sunflower plants c. It breathes d. All of these 26. Select the correct option! a. c. lives in water b. can fly d. has six legs is the largest living animals 27. Which part of our body helps us to see a flower? a. Eye c. Ear b. Nose d. Tongue 28. Richa did an activity as shown here. She observed bubbles coming out of the glass. What does this activity show? a. The empty glass is filled with air. b. Water displaces air in the glass. c. Air comes out of the water in the form of bubbles. d. All of these 29. Why do we classify a dog and a mimosa plant as living things? 1) They need air, food and water to survive. 2) They respond to changes. 3) They make their own food to survive. 4) They can move from place to place to avoid predators. a. Option 1 only c. Option 2 and 4 b. Option 2 only d. Option 1 and 2 30. Which part of the given plant makes food? a. P c. Q b. S d. R 31. Which of the following things consist of living things only? a. Water, air, rock, mud, grass b. Ant, spoon, sand, sugar, snail c. Earthworm, bacteria, mushroom, grasshopper, dolphin d. Bed, mattress, floor, cake, eraser 32. The following table lists the life spans of some animals in captivity. Based on the information provided in the table, what is the difference between the life spans of the longest-living mammal and shortest-living reptile? a. 29 years c. 64 years b. 17 years d. 24 years 33. Justin read an article about spider web. He found that there are some missing words in it. Help Justin to fill the blanks with a correct word. a. (a) Silk; (b) insects c. (a) Saliva; (b) insects b. (a) Silk; (b) small birds d. (a) Saliva; (b) small birds 34. Oxygen is everywhere in the air. It is very important for our life as it is needed by human, animal, and plant as the major component for respiration. Not only in the air, oxygen is also in the water. Furthermore, the sand that you walk on also contains oxygen. From the following options below, which one is not true about oxygen? a. Oxygen is needed to ignite the fire b. The Earth is the only planet that has the most amount of oxygen c. Oxygen is the major component of air d. Plants are the main producers of oxygen 35. Plants are essential components for ecosystem because they supply almost all energy or food for other organisms. They are able to directly utilize the sunlight to survive. Through a process called photosynthesis, the light from the Sun is converted into energy. Besides photosynthesis, plants also do respiration. They breathe by using one of the gas and produce another gas. What kind of gas that plants produce during day time and night time? Option Day Time Night Time a. Carbon Dioxide Oxygen b. Oxygen Carbon Dioxide c. Carbon Dioxide Carbon Dioxide d. Oxygen Oxygen 36. Mr. Ozawa and his son, Katsura, went for a hike in mount Kurama in Kyoto. Unfortunately, they got lost at around 5 o’clock in the late afternoon. They brought neither compass nor magnet to determine the direction to go back home. Mr. Ozawa said that they would be able to find the direction by observing the Sun. He checked the location of the Sun and it was on his back. Which direction was Mr. Ozawa facing? a. South b. North c. West d. East Perhatikan ilustrasi berikut untuk menjawab pertanyaan 37 dan 38! Gambar di atas diambil saat tengah hari di lapangan sekolah. 37. Di manakah posisi bayangan bola 2 jam yang lalu? a. ① c. ③ b. ② d. ④ 38. Di manakah arah Barat? a. ⓐ c. ⓒ b. ⓑ d. ⓓ Use the information below to answer Question 39 and 40! The life cycle of a butterfly consists of 4 stages: Adult, Egg, Larva (Caterpillar) and pupa. The eggs are laid by a female butterfly on a suitable plant and it takes around 4 to 5 days to hatch into a larva. The time taken for the caterpillar to stay in the pupa is 14 days. At the adult stage, the butterfly only eats nectars from flowers. John place a male and a female Caterpillar in a container. He place the same amount of fresh leaves in the container daily. 39. What would most likely happen in the container after 13 days? a. There will be one more baby caterpillar. b. There will be a total of 2 caterpillars in the container. c. There will be a total of 3 butterflies in the container. d. Eggs can be seen on the leaf. 40. What would mostly likely happen in the container after 100 days? a. The whole containers will be filled with many butterflies. b. There will not be any more butterflies or caterpillars alive. c. There will be an equal number of butterflies and caterpillars. d. The container will be filled with many caterpillars and very few butterflies. 41. The pictures below expose pollution which occurs in many countries, specifically throwing garbage into the river. Pollution has become a major problem which is actually caused by human activities and it has led to harming the ecosystem. Explain with your own thoughts, what kind of activities can make the pollution worse and what can we do to solve this problem? Use the picture below to answer Question 42 and 43! 42. Name part Q! 43. State function part Q! 44. Which plant will be more easily removed from the soil completely? Explain your answer! 45. Arnav placed a potted plant T in a black box with a hole. Predict which direction, left or right, the leaves of plant T will grow towards! Explain your answer!
