Cambridge Primary Checkpoint SCIENCE 0846/01 Paper 1 April 2021 45 minutes You must answer on the question paper. No additional materials are needed. INSTRUCTIONS • Answer all questions. • Use a black or dark blue pen. You may use an HB pencil for any diagrams or graphs. • Write your name, centre number and candidate number in the boxes at the top of the page. • Write your answer to each question in the space provided. • Do not use an erasable pen or correction fluid. • Do not write on any bar codes. • You should show all your working in the booklet. • You may use a calculator. INFORMATION • The total mark for this paper is 50. • The number of marks for each question or part question is shown in brackets [ ]. This document has 20 pages. Any blank pages are indicated. IB21 05_0846_01/6RP © UCLES 2021 [Turn over 2 1 The table shows some information about different foods. levels of different substances in the food food fat salt sugar vitamins apple low low medium high candy low low high low fried potatoes high high low low orange low low medium high fizzy drink low low high high (a) Pierre uses information in the table to sort the foods into two groups. Here are his two groups. group A group B apple candy orange fried potatoes fizzy drink Which information does Pierre use to sort these two groups? [1] © UCLES 2021 0846/01/A/M/21 3 (b) Pierre sorts the foods into healthy foods and unhealthy foods. Use the foods in the table to complete the two groups. One has been done for you. healthy foods unhealthy foods fried potatoes [1] (c) Which life process is food digestion a part of in animals? Circle the correct answer. growth movement nutrition reproduction sensitivity [1] © UCLES 2021 0846/01/A/M/21 [Turn over 4 2 Chen has eight objects. eraser crayon spoon bead pen paper clip key drinking straw Some of the objects are magnetic. Chen tests the objects to find which are magnetic. Describe how he does this. [2] © UCLES 2021 0846/01/A/M/21 5 3 Humans have organs inside their bodies. Mice also have organs inside their bodies. B A kidney E D C (a) Which letter shows a lung? Circle the correct answer. A B C D E [1] (b) Which letter shows an organ where food digests and absorbs into the blood? Circle the correct answer. A B C D E [1] (c) Write down the function of the kidney. [1] © UCLES 2021 0846/01/A/M/21 [Turn over 6 4 Filtering separates an insoluble solid from water. Look at the diagram. It shows the result of filtering a mixture of an insoluble solid and water. .............................. .............................. .............................. beaker .............................. Complete the labels on the diagram. [4] © UCLES 2021 0846/01/A/M/21 7 5 Look at the food chain. owl snake bird grasshopper plant Complete the sentences about this food chain. (a) The plant is at the start of the food chain. The plant is a . [1] (b) The plant gets energy from the . [1] (c) The owl is a consumer that hunts for food. The owl is a . [1] (d) The bird hunts and catches the grasshopper for food. The grasshopper is © UCLES 2021 for the bird. 0846/01/A/M/21 [1] [Turn over 8 6 Oliver sees a reflection of himself. reflection Oliver mirror (a) Which word describes a material that reflects light? Circle the correct answer. dull opaque shiny transparent [1] © UCLES 2021 0846/01/A/M/21 9 (b) Oliver switches on a lamp. lamp Draw the letter X on the diagram to show where his shadow will be. [1] (c) Oliver moves further away from the lamp. Describe what happens to his shadow. [1] © UCLES 2021 0846/01/A/M/21 [Turn over 10 7 Ahmed and Yuri investigate seed dispersal. Ahmed puts a glove on his hand and runs through a field of plants. The seeds from some of the plants stick to his glove. glove seeds (a) Which type of seed dispersal are Ahmed and Yuri investigating? Circle the correct answer. animal dispersal explosive dispersal gravity dispersal water dispersal wind dispersal [1] © UCLES 2021 0846/01/A/M/21 11 (b) Yuri counts the number of seeds on the glove. There are 7 seeds. Ahmed says, ‘I think we will collect 12 seeds with a bigger glove.’ What kind of statement is this? Circle the correct answer. conclusion evidence method prediction result [1] (c) Ahmed repeats the investigation with a bigger glove. Yuri says, ‘We want to make the investigation fair. To do this we will only use one glove each time.’ Write down two other things they do to make the investigation fair. 1 2 [2] © UCLES 2021 0846/01/A/M/21 [Turn over 12 8 Youssef uses a spray to paint the frame of his bicycle. frame of bicycle button spray (a) The button lets the paint out of the spray. What force does Youssef use on the button? [1] (b) Youssef puts oil on the chain of his bicycle. chain Explain why Youssef puts oil on the chain. [2] © UCLES 2021 0846/01/A/M/21 13 9 Mike investigates how much salt is dissolved in 100 cm3 of sea water. Mike: • measures 100 cm3 of sea water • pours the sea water into a beaker • puts the sea water in a warm oven until all the water evaporates • measures the mass of salt left in the beaker. (a) Name the piece of equipment Mike uses to accurately measure 100 cm3 of sea water. [1] (b) Name the piece of equipment Mike uses to measure the mass of the salt. [1] (c) What is the meaning of the word evaporation? [1] (d) Mike finds that 100 cm3 of sea water contains 3.6 g of salt. Mike tests another sample of sea water. This time he uses 25 cm3 of sea water. Predict the mass of salt in 25 cm3 of sea water. mass of salt = © UCLES 2021 0846/01/A/M/21 g [1] [Turn over 14 10 Gabriella draws a picture of the Sun. She draws the Earth in four different positions around the Sun. Not drawn to scale B A C Sun D (a) The Earth moves around the Sun. What distance does the Earth move in half a year (6 months)? Circle the correct answer. from A to B from A to C from B to B from B to A from C to D [1] (b) How many hours does the Earth take to complete one spin on its axis? Circle the correct answer. 12 24 28 31 48 [1] © UCLES 2021 0846/01/A/M/21 15 11 Jamila wants to know if a colourless liquid contains a dissolved solid. She heats the liquid until it boils. Jamila measures the boiling point of the liquid. (a) What is the meaning of the words boiling point? [2] (b) Angelique tells Jamila to keep heating the liquid until all the liquid has boiled away. What will Jamila see if the liquid contains a dissolved solid? [1] 12 Complete these sentences about plants. Choose from these words. cycles disperse organs germinate pollen Plants grow flowers when they reproduce . The flowers have male and female The insects . fertilises the ovum to produce seeds. [3] © UCLES 2021 0846/01/A/M/21 [Turn over 16 13 Sound travels at different speeds in different materials. The table shows the speed of sound in different materials. material speed of sound in m / s air 330 ice 3980 iron 5890 lead 1960 water 1479 (a) Circle one bold word so each sentence is correct. Sound travels through ice faster / slower than through water. This means that the speed of sound is fastest in solids / liquids / gases. [1] (b) The volume of sound is measured using a sound level meter. What is the unit for volume of sound? Circle the correct answer. centimetre decibel degree minute Newton [1] (c) Complete the sentence. Sound travels when air particles . [1] (d) Explain how we hear sound. [1] © UCLES 2021 0846/01/A/M/21 17 14 Mia finds this information about some substances at room temperature. can the substance does the substance does the substance substance be easily squeezed melt when heated flow easily? (compressed)? to 100 °C? A no no yes B yes no no C yes yes no D no no no E yes no no F yes yes no (a) Which two substances in the table are solids? and Give a reason for your answer. [2] (b) Which two substances in the table are liquids? and [1] (c) Which two substances in the table are gases? and [1] (d) Which substance in the table changes into a liquid when it is heated to 100 °C? [1] © UCLES 2021 0846/01/A/M/21 [Turn over 18 15 Blessy and Aiko investigate electrical conductors. They make an electrical circuit to test different materials. The first material they test is wood. wood battery wire lamp (a) Explain what happens in this electrical circuit. The lamp . This happens because . [2] (b) Aiko wants to find out which metal is the best electrical conductor. What does she measure to find out which metal is the best electrical conductor? Circle the correct answer. brightness of the lamp colour of the lamp colour of the metal length of the metal temperature of the metal [1] © UCLES 2021 0846/01/A/M/21 19 BLANK PAGE © UCLES 2021 0846/01/A/M/21 20 BLANK PAGE Permission to reproduce items where third-party owned material protected by copyright is included has been sought and cleared where possible. Every reasonable effort has been made by the publisher (UCLES) to trace copyright holders, but if any items requiring clearance have unwittingly been included, the publisher will be pleased to make amends at the earliest possible opportunity. To avoid the issue of disclosure of answer-related information to candidates, all copyright acknowledgements are reproduced online in the Cambridge Assessment International Education Copyright Acknowledgements Booklet. This is produced for each series of examinations and is freely available to download at www.cambridgeinternational.org after the live examination series. Cambridge Assessment International Education is part of the Cambridge Assessment Group. Cambridge Assessment is the brand name of the University of Cambridge Local Examinations Syndicate (UCLES), which itself is a department of the University of Cambridge. © UCLES 2021 0846/01/A/M/21