Gozo College Boys Secondary Victoria - Gozo, Malta Ninu Cremona Half Yearly Examination 2010 2011 Form 1 J.L. Integrated Science Time: 1½ Hours Name: Class: Instructions to Candidates Answer all fifteen questions. Write only on this paper. Do not spend too much time on any one question only. Good English and orderly presentation are important. Information to Candidates The mark of each question is written beside or at the end of each question. Each correct answer carries one mark. The total mark scored will be given as a percentage mark. Question 1 2 3 4 5 6 7 8 9 10 11 12 Maximum 2 6 10 2 5 2 6 20 15 6 13 4 Mark Question 13 14 15 Paper Total Final Mark Maximum 10 7 9 117 100% Mark
Q1. Write down TWO Laboratory safety rules. (2 marks) Rule 1. Rule 2: Q2. a. Draw the following apparatus in the boxes. (6 marks) Round bottom flask Conical flask Test-tube b. Name the following apparatus. i. ii. iii. Q3. a. Label the Bunsen burner. (5 marks) Integrated Science Form 1JL February 2011 page 2 of 8
Q3b. Answer the following questions on instruments and measurements. i. What measuring instrument is used to measure the temperature? ii. What units are used in measuring temperature? iii. What instrument is used to time how long it takes for water to boil? iv. What instrument is needed to measure the mass of 10 paper clips? v. What units are used in measuring mass? (5 marks) Q4. Mary wants to find the volume of a marble. She places 5 marbles in a measuring cylinder containing 90cm 3 of water. The water in the measuring cylinder rose to 110cm 3. What is the volume of a marble? Show all working. (2 marks) Q5. A survey was conducted in a class of students to see in which village the students lived. In the space provided draw up a bar graph to represent the information in the table below. (5 marks) Village No. of students Village No. of students Victoria 5 Xagħra 6 Nadur 4 Għajnseliem 8 Munxar 2 Għarb 1 Integrated Science Form 1JL February 2011 page 3 of 8
Q6.Copy out the sentence showing the result of the experiment in the passage below? Two test-tubes were used in this experiment. About 1 cm 3 of acid was placed in one of the test-tube. A few drops of Universal indicator were added to this test-tube. Next about 1 cm 3 of alkali were placed in another test-tube and a few drops of Universal indicator were added. On adding the Universal indicator the acid became red while the alkali became blue. This is a good way to test for acids and alkali. Q7 a. Draw circles round the invertebrates. Use a coin. (4 marks) b. Scientists split up animals into two main groups. (2 marks) - Animals that have bones are called _. - Most kinds of animals do not have bones. We call them _. Integrated Science Form 1JL February 2011 page 4 of 8
Q8 a. Put the following animals in the appropriate box: (10 marks) dolphin, shark, toad, snake, pigeon, monkey, frog, tuna, chicken, crocodile Mammals Fish Amphibians Birds Reptiles b. Fill in the following blanks using the most appropriate word. (10 marks) Fish are covered in, have _ for breathing and for swimming in water. Amphibians have smooth, _ skin. Reptiles are covered in dry _ skin. Birds are covered in _. They have a pair of _ for flying and a _ which helps them while feeding. Mammals are covered in fur or and feed their young on. Q9. Each list has one thing that is odd one out. (15 marks) Underline the odd one out. Write a reason why you chose this one. a. goat frog jellyfish bird fish Reason: it is an and the others are all _. b. robin rose sunflower oak tree daisy Reason: it is an and the others are all. c. frog toad salamander newt lizard Reason: it is a _ and the others are all. d. hen rabbit football horse goldfish Reason: it is _ - and the others are all _. e. lion shark whale dolphin dog Reason: it is a and the others are all _. Integrated Science Form 1JL February 2011 page 5 of 8
Q10. Write the letter of an activity near the correct Life process. (6 marks) Life process Answer Activity Sense things a. I go jogging in the morning Move Take in oxygen Get rid of waste Reproduce Take in food b. Open the window. I m feeling hot. c. I have a new baby brother d. The horse breathes heavily after the race. e. My baby brother dirtied his nappy. f. I m going to have a pizza for lunch. 11a. The diagram shows an animal cell. Label the diagram using these words. (3 marks) b. Tick the appropriate box showing where the following cell parts may be found. The cell part may be found in both plant and animal cells. (10 marks) Cell parts Nucleus Animal Cell Plant Cell Chloroplast Cell membrane Cell wall Cytoplasm Integrated Science Form 1JL February 2011 page 6 of 8
Q12. Draw straight lines to cross match meaning with label. (4 marks) Flammable -- Corrosive -- Toxic -- Harmful -- Q13. We need energy for many different things. Energy can be transferred from one form to a different form. Look at the following examples. Fill in the blanks to complete the main energy transfer. (10 marks) POTENTIAL CHEMICAL Integrated Science Form 1JL February 2011 page 7 of 8
Q14. a. Fill in the table to sort out the given energy sources into renewable and non-renewable. (6 marks) biomass - coal - natural gas - solar energy - wind energy - fuel oil Renewable Non-renewable b. In which energy sources is energy being replaced all the time? (renewable or non-renewable) (1 mark) Q15. a. Use the key to identify the six animals in the picture. (9 marks) A B C D E F ANIMAL has legs has no legs SEA ANEMONE has four legs has more than four legs has tail has no tail has six legs has more than six legs SALAMANDER FROG SCARAB has antennae has no antennae LOBSTER SPIDER Write the letter in the circle b. Which animals in a above are vertebrates? i. and ii. c. To which vertebrate group do they belong? Integrated Science Form 1JL February 2011 page 8 of 8
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