Angel International School - Manipay 2 nd Term Examination March, 2016 Science

Transcription

1 c Grade 06 ngel International School - Manipay 2 nd Term Examination March, 2016 Science uration: 02 Hours Index No:- I. Underline the correct answer. (1) Which action is reflex action? a) coughing & Squeezing b) studying (2) Which is not sedimentary rock? a) halk b) mud stone (3) What is the chemical name for limestone? a) carbonate b) sodium chloride c) playing d) choosing a delicious cake c) limestone d) basalt c) calcium carbonate d) carbon dioxide (4) The movement of heat through the solid metal is called a) onvection c) onduction b) Radiation d) convection current (5) The chemical name of water a) sodium chloride b) carbonate c) carbon dioxide d) hydrogen oxide (6) Which part of your brain controls your pulse rate a) medulla c) cerebellum b) cerebrum d) skull (7) is used in plumbing a) gold b) copper c) tin d) mercury (8) Underline the wrong statement on granite rock a) very hard c) soft b) has crystals in it d) is not easily scratched (9) Name the rock formed first when lava comes out to the surface of the Earth a) water cycle c) distilling b) decomposers d) recycling (10) Using waste materials to make new ones. What does it mean? a) water cycle c) distilling b) decomposers d) recycling (20 Marks) 1

2 II. Fill in the blanks. 1. and Fungi are the main decomposers. 2. The unit used to measure force is the 3. is the force produced when two surface rub on each other. 4. Work is measured in 5. people read without seeing using raille. 6. people can speak by using sign language. 7. are scientists who study about rocks. 8. There is a huge amount of information stored up in our. 9. Every time you learn something new a piece of information is added to a piece of information is added to your store. 10. is anything which makes it easier to do work. 11. jumps back to its original length when the force is taken away. 12. pulls everything downwards. 13. is said to be a native metal. 14. are chemical compounds which contain carbon and oxygen joined together. 15.Study of is called seismology. III. Earthquake, memory, Newton brain, deaf, acteria, gold, carbonates, spring, Geologists, friction, joules, Gravity lind, machine Fill this chart. Give 2 examples of the following: Rocks (15 Marks) Hard Soft Fizz in acid Have crystals grains (05Marks) 2

3 IV. Match the following. 1) Rock is formed when hot liquid rock cools and harden () Magma 2) When lava and ash are thrown violently from the Earth () igneous rock 3) Molten rock which reaches the surface () earthquake 4) ll igneous rock starts off as hot liquid rock () breaks down the rocks 5) When rocks inside the Earth suddenly slip (E) volcano 6) Weathering (F) lava (06 Marks) nswer the questions. 1. What are the 3 layers of the earth? PRT II (04Marks) 2. Label the parts of the brain? (03Marks) 3. What is humus? (02Marks) 4.What kind of forces do you use? (04Marks) 3

4 5. Write the correct type of forces? (06 Marks) 6. Label the parts of the bones. (05 Marks) 7. How much work does the man do lifting the box? Work done = Force istance 120 N 1.5 m (02 Marks) 8. Write down 2 causes of deafness? (02 Marks) 4

5 9. Study the food web given below and answer the questions. a. Name the producer. (02 Marks) b. Name an animal which is an amphibian. (02 Marks) c. Give an example for these from the above food web. a. Herbivore.. b. arnivore c. Omnivore. (03 Marks) d. Write down a food chain which has four links out of this food web. 10. Fill in the blanks with the suitable answer. (Helium, lloys, Milk of magnesia, Indicator, platinum) 1) is a less reactive metal than gold. (02 Marks) 2) Universal color chart shows whether a substance is acid, alkali or neutral. 3) is used in weather balloon to fly in the sky. 4) Metals are made of two or more than two metals mixed together. 5) will be given to children to neutralize. 11. Fill this chart. Sedimentary rock Metamorphic rock (05 Marks) halk, Marble, gems, slate, clay limestone sandstone (05 Marks) 5

6 12. Marcus and avina are finding out about the water cycle. They make the mini garden below to observe how water can change. Put a layer of soil in the bottom of a clear bowl. Padd a small plant and water it well. over the bowl with plastic wrap. This is a mini garden. Put the mini garden on a windowsill. The plant needs water to grow. Name the part of the plant that takes in water from the soil. (01 Marks) (b) In the mini garden, water changes to water vapour. What is the scientific name for the process in which water changes into water vapour? (01 Marks) (c) plant can live in a mini garden for a long time without being watered again. The bowl must be well sealed. Explain why the mini garden does not need to be watered again when the bowl is well sealed. (01Marks) 6

7 (d)marcus and avina can observe all the changes in the water cycle in their mini garden. This is a diagram of the water cycle. cloud hill river lake raw FOUR lines to match each letter,,, and to the correct description of what is happening in the water cycle. Rain falls. Water flows into lakes or seas. Water vapour changes into water. Water changes into water vapour (03 Marks) 13. Label the parts of the eye.. F.. G.. H.. I. E. J. ***** (05Marks) 7