Section A (30 Marks) À¢Ã¢× A (30 ÒûÇ¢¸û) Answers all the questions. «¨ÉòÐ §¸ûÅ¢¸ÙìÌõ Å¢¨¼ÂÇ¢. Instruction: Each question is followed by four options, A, B, C and D. Choose the correct answer. ¸ð¼¨Ç: ´ù¦Å¡Õ §¸ûÅ¢ìÌõ A,B,C ÁüÚõ D ±É ¿¡ýÌ Å¢¨¼¸û ¦¸¡Îì¸ôÀðÎûÇÐ. ºÃ¢Â¡É Å¢¨¼¨Âò §¾÷× ¦ºö. 1. Which of the following is not a microorganism? ¸£§Æ ¦¸¡Îì¸ôÀðÎûÇÅÉüÚû ±Ð ÑñÏ¢÷ ¸¢¨¼Â¡Ð? A. Earthworm ÁñÒØ B. Paramecium ÀçÁº¢Ôõ C. Amoeba «§ÁÀ¡ D. Bacteria À¡ìËâ¡ 2. Which of the following are the ways to prevent the spread of diseases caused by microorganisms? À¢ýÅÕÅÉÅüÚû ÑñÏ¢÷¸Ç¡ø ²üÀÎõ §¿¡ö¸û ÀÃÅ¡Áø þÕì¸ ÅƢӨȸû ¡¨Å? I. By washing hands before handling food ¯½×ô ¦À¡Õð¸¨Çô ÀÂýÀÎòОüÌ ÓýÒ ¨¸¸¨Çì ¸ØÅ §ÅñÎõ. II. By covering the mouth and nose when coughing or sneezing ÐõÁø «øÄÐ þÕÁÄ¢ý §À¡Ð Å¡¨Â ãÊì ¦¸¡ûÇ §ÅñÎõ. III. By covering up wounds ¸¡Âí¸ÙìÌì ¸ðÎô §À¡Î¾ø. A. I and II only B. I and III only C. II and III only D. I, II and III E. 3. Which of the following shows the ways animals ensure the survival of their species? À¢ýÅÕÅÉÅüÚû ±¨Å Å¢Äí̸û ¿£Î ¿¢ÄÅ¨Ä ¯Ú¾¢ ¦ºö¸¢ýÈÉ? I. A frog lays many eggs. ¾Å¨Ç ¿¢¨È Ó𨼸û þθ¢ýÈÉ. II. A kangaroo carries its young in its pouch. ¸í¸¡Õ ¾ý ÌðʨÂò ¾ÉРŢüÚô¨À¢ø ÍÁìÌõ. III. A tiger catches a deer. ÒÄ¢ Á¡ý¸¨Çô À¢ÊìÌõ. A. I and II only B. I and III only C. II and III only D. I, II and III Science Diagnostic Test Year 6 - 2014
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Section A (30 Marks) À¢Ã¢× A (30 ÒûÇ¢¸û)
Answers all the questions. «¨ÉòÐ §¸ûÅ¢¸ÙìÌõ Å¢¨¼ÂÇ¢.
Instruction: Each question is followed by four options, A, B, C and D. Choose the correct answer. ¸ð¼¨Ç: ´ù¦Å¡Õ §¸ûÅ¢ìÌõ A,B,C ÁüÚõ D ±É ¿¡ýÌ Å¢¨¼¸û ¦¸¡Îì¸ôÀðÎûÇÐ. ºÃ¢Â¡É Å¢¨¼¨Âò §¾÷× ¦ºö.
1. Which of the following is not a microorganism?
¸£§Æ ¦¸¡Îì¸ôÀðÎûÇÅÉüÚû ±Ð ÑñÏ¢÷ ¸¢¨¼Â¡Ð?
A. Earthworm ÁñÒØ
B. Paramecium ÀçÁº¢Ôõ
C. Amoeba «§ÁÀ¡
D. Bacteria À¡ìËâ¡
2. Which of the following are the ways to prevent the spread of diseases caused by
A. I and II only B. I and III only C. II and III only D. I, II and III
Animal X does not take care of its eggs. To ensure the survival of its species, animal X lays eggs in a hidden place. Å¢ÄíÌ X ¾ÉÐ Ó¼¨¼¸¨Çô À¡Ð¸¡ì¸¡Ð. ¾ÉÐ ¿£Î ¿¢ÄÅ¨Ä ¯Ú¾¢ ¦ºöÂ
¾ÉÐ Ó𨼸¨Ç Å¢ÄíÌ X ´Ç¢ Á¨ÈÅ¡É þ¼ò¾¢ø þÎõ.
6. The diagram below shows a food chain in a vegetable garden area. ¸£§Æ ¦¸¡Îì¸ôÀðÎûÇ À¼õ ´Õ ¸¡ö¸È¢ §¾¡ð¼ò¾¢ÖûÇ ¯½× ºí¸¢Ä¢¨Âì
¸¡ðθ¢ýÈÐ.
vegetables caterpillar bird ¸¡ö¸È¢ ¸õÀÇ¢ô ÒØ ÀȨÅ
What will happen if pesticide is sprayed on the garden? âîº¢ì ¦¸¡ûÇ¢ ÁÕ󾢨Éò §¾¡ð¼ò¾¢ø ¦¾Ç¢ò¾¡ø ±ýÉ ¿¼ìÌõ?
I. The yield of the vegetables increases. ¸¡ö¸È¢¸Ç¢ý Å¢¨Çîºø «¾¢¸Ã¢ò¾ø
II. The bird will eat the vegetables. ÀȨŠ¸¡ö¸È¢¨Â ¯ñÏõ.
III. The number of birds will decrease. ÀȨÅ¢ý ±ñ½¢ì¨¸ ̨ÈÔõ
A. I and II only B. I and III only C. II and III only D. I, II and III
7. The diagram below shows a symbol of a component in an electric circuit. ¸£§Æ ¦¸¡Îì¸ôÀðÎûÇ À¼õ ´Õ Á¢ýÍüÈ¢ø ¯ûÇ À¡¸ò¾¢ý ÌȢ£¨¼
¸¡ðθ¢ýÈÐ.
What is represented by this symbol? ÌȢ£Π±¨¾ì ÌȢ츢ýÈÐ?
A. Switch Á¢ýÅ¢¨º
B. Wire Á¢ý¸õÀ¢
C. Bulb Á¢ýÌÁ¢ú
D. Dry cell ¯Ä÷ Á¢ý¸Äõ
8. The diagram below shows a food web. À¼õ ´Õ ¯½× ŨĨÂì ¸¡ðθ¢ýÈÐ.
What is the animal represented by P? P ±ýÉ Å¢ÄíÌ?
A. Grasshopper ¦ÅðÎ츢Ǣ
B. Rabbit ÓÂø
C. Frog ¾Å¨Ç
D. Fox ¿Ã¢
9. What is the change of energy involved in a radio? Å¡¦É¡Ä¢Â¢ø ²üÀÎõ ºì¾¢Â¢ý ¯ÕÁ¡üÈõ ±Ð?
A. Electrical energy → heat energy Á¢ýºì¾¢ → ¦ÅôÀºì¾¢
B. Electrical energy → sound energy Á¢ýºì¾¢ → ´Ä¢îºì¾¢
C. Electrical energy → light energy Á¢ýºì¾¢ → ´Ç¢îºì¾¢
D. Electrical energy → kinetic energy Á¢ýºì¾¢ →þÂíÌ ºì¾¢
10. Which of the following is a renewable source of energy? ¸£ú¸¡ñÀÅüÚû ±Ð ÒÐôÀ¢ì¸ þÂÖõ ºì¾¢?
A. Natural gas þÂü¨¸ ±Ã¢Å¡Ô
B. Solar ÝâÂý
C. Petroleum ¦Àð§Ã¡Ä¢Âõ
D. Coal ¿¢Äì¸Ã¢
Paddy
¦¿ø
Caterpillar ¸õÀÇ¢ô ÒØ
Snake
À¡õÒ
Rat ±Ä¢
11. Which of the following possesses kinetic energy? ¸£ú¸¡ñÀÅüÚû ±Ð þÂíÌõ ºì¾¢¨Â ÌȢ츢ýÈÐ?
I. Water flowing in a river ¬üÈ¢ø ¿£÷ µð¼õ
II. A moving fan ÍÆÖõ Å¢º¢È¢
III. Blowing of the wind Å£Íõ ¸¡üÚ
A. I and II only B. II and III only C. I and III only D. I, II and III
12. We need to use energy wisely to…
¿¡õ Òò¾¢º¡Ä¢Â¡¸ ºì¾¢¨Âô ÀÂý ÀÎò¾ §ÅñÎõ...
I. save cost. ¦ºÄÅ¢¨É ̨Èì¸
II. avoid wastage. Å¢¨ÃÂò¨¾ò ¾Å¢÷ì¸
III. reduce pollution. Á¡ÍÀ¡ð¨¼ì ̨Èì¸
A. I and II only B. I and III only C. II and III only D. I, II and III
13. Which of the following can convert kinetic energy to electrical energy?
14. The diagram below shows a bulb. Which is the part labelled as A, B, C or D that
converts electrical energy to light and heat energies when electric current flows through the bulb? ¸£§Æ ¦¸¡Îì¸ôÀðÎûÇ À¼õ Á¢ýÌÁ¢¨Æì ¸¡ðθ¢ýÈÐ. Á¢ýÌÁ¢Æ¢ø Á¢ýº¡Ãõ
¦ºÖòÐõ§À¡Ð A,B,C ÁüÚõ D ±É «¨¼Â¡ÇÁ¢ð¼¨Å¢ø ±Ð Á¢ýºì¾¢¨Â
´Ç¢îºì¾¢Â¡¸×õ ¦ÅôÀîºì¾¢Â¡¸×õ ¯ÕÁ¡üÚ¸¢ýÈÐ?
15. The picture below shows a few types of electrical appliances. ¸£§Æ ¦¸¡Îì¸ôÀðÎûÇ À¼õ ´Õ º¢Ä Á¢ýº¡Ã ¯À¸Ã½í¸¨Çì ¸¡ðθ¢ýÈÐ.
What is the similarity between the electrical appliances shown above? §Á§Ä ¯ûÇ Á¢ýº¡Ã ¯À¸Ã½í¸Ç¢ý þ¨¼§Â ¯ûÇ ´üÚ¨Á ±ýÉ?
A. They convert electrical energy to light energy. Á¢ýºì¾¢¨Â ´Ç¢ºì¾¢Â¡¸ ¯ÕÁ¡üÚ¸¢ýÈÐ.
B. They convert electrical energy to heat energy. Á¢ýºì¾¢¨Â ¦ÅôÀºì¾¢Â¡¸ ¯ÕÁ¡üÚ¸¢ýÈÐ.
C. They convert electrical energy to kinetic energy. Á¢ýºì¾¢¨Â þÂíÌõ ºì¾¢Â¡¸ ¯ÕÁ¡üÚ¸¢ýÈÐ.
D. They convert electrical energy to light and heat energies. Á¢ýºì¾¢¨Â ´Ç¢ ÁüÚõ ¦ÅôÀî ºì¾¢Â¡¸ ¯ÕÁ¡üÚ¸¢ýÈÐ.
16. Which of following devices does not use the reflection of light?
¸£§Æ ¦¸¡Îì¸ôÀðÎûÇ º¡¾Éí¸Ç¢ø ±Ð ´Ç¢Â¢ý À¢Ã¾¢ÀÄ¢ô¨À
ÀÂýÀÎò¾Å¢ø¨Ä?
A. the side mirror of a car. Å¡¸Éò¾¢ý Àì¸Å¡ðÎì ¸ñ½¡Ê
B. the mirror at the sharp bend of a road. ŨÇó¾ À¡¨¾Â¢ø þÕìÌõ ÌÅ¢ì ¸ñ½¡Ê
C. the periscope. Á¨È§¿¡ì¸¡Ê
D. the telescope. ¦¾¡¨Ä§¿¡ì¸¢
17. Which of the following shows the similarity between evaporation and boiling?
À¢ýÅÕÅÉÅüÚû ¬Å¢Â¡¾ø ÁüÚõ ¦¸¡¾¢ò¾ÙìÌûÇ ´üÚ¨Á ¡¨Å?
A. A change of gas to liquid ÅÇ¢ÁÁ¢Ä¢ÕóÐ ¿£÷ÁÁ¡Ì¾ø
B. A change of solid to liquid ¾¢¼ô¦À¡ÕǢĢÕóÐ ¿£÷õÁ¡Ì¾ø
C. A change of liquid to gas ¿£÷ÁÁ¢Ä¢ÕóÐ ÅÇ¢ÁÁ¡Ì¾ø
D. A change of liquid to solid ¿£÷ÁÁ¢Ä¢ÕóÐ ¾¢¼ô¦À¡Õǡ̾ø
18. Adam holds a balloon as shown in the diagram below. ¸£§Æ ¦¸¡Îì¸ôÀðÎûÇ À¼ò¨¾ô §À¡ýÚ «¼õ Àæ¨Éô À¢Êò¾¡ý.
The shape of the balloon can be changed easily because the air… ÀæÉ¢ý ÅÊÅõ ÍÄÀÁ¡¸ Á¡È¢ÂÐ ¸¡Ã½õ ¸¡üÚ
A. occupies space. þ¼ò¨¾ ¿¢ÃôÒ¾ø.
B. has mass. ¦À¡Õñ¨Á ¯ñÎ
C. has no fixed shape. ¿¢Ãó¾Ã ÅÊÅÁ¢ø¨Ä
D. cannot be seen. À¡÷ì¸ ÓÊ¡Ð
19. A few cubes of ice added to a glass of orange juice. Drops of water are formed on
the outside wall of the glass as shown in the picture below. ´Õ º¢Ä ÀÉ¢ì¸ðʸû ¬ÃïÍ º¡È¢Ûø §ºÃ÷ì¸ôÀð¼É. ÀÉ¢ì¸ðʸû ¿¢ÃôÀôÀð¼
¸ñ½¡Ê ÌŨÇ¢ý ¦ÅÇ¢§Â ¿£÷òÐÇ¢¸û §¾¡ýÚ¸¢ýÈÉ.
What is the taste of the drop of water formed? ¿£÷ ÐÇ¢¸Ç¢ý ͨŠ±ýÉ?
A. Sweet þÉ¢ìÌõ
B. Sour ÒÇ¢ìÌõ
C. Salty ¸Ã¢ìÌõ
D. Tasteless ͨÅ¢ý¨Á
Drop of water
¿£÷òÐÇ¢¸û
Ice cubes ÀÉ¢ì¸ðÊ
Orange juice ¬ÃïÍ º¡Ú
20. What happens when water is heated until it boiled? ¾ñ½£¨Ã ¦¸¡¾¢ìÌõ Ũà ¦ÅôÀÁ¡ì¸¢É¡ø ±ýÉ ¿¢¸Øõ?
A. The water becomes water vapour. ¾ñ½£÷ ¿£Ã¡Å¢Â¡¸ Á¡Úõ.
B. The water vapour becomes gas. ¿£Ã¡Å¢ ÅÇ¢ÁÁ¡¸ Á¡Úõ.
C. The water becomes lighter. ¾ñ½£÷ þÄÌÅ¡Ìõ.
D. The volume of the water becomes increases. ¾ñ½£Ã¢ý ¦¸¡ûÇÇ× «¾¢¸Ã¢ìÌõ.
21. Which of the following processes are involved in the formation of clouds and rain?
¸£§Æ ¦¸¡Îì¸ôÀðÎûǨÅ¢ø ±ó¾ ¦ºÂøÓ¨È §Á¸õ ÁüÚõ Á¨Æ
¯ÕÅ¡ìÌž¢ø ºõÀó¾ôÀð¼¨Å?
I. Freezing ¯¨È¾ø
II. Evaporation ¬Å¢Â¡¾ø
III. Condensation ¿£Ã¡Å¢ ÌÚì¸õ
A. I and II only B. I and III only C. II and III only D. I, II and III
22. The table below shows the observations to indicate the properties of liquids X, Y and Z with the use of litmus paper. ¸£§Æ ¯ûÇ «ð¼Å¨½ X,Y ÁüÚõ Z ¾¢ÃÅ¢Âí¸û Ä¢ðÓŠ ¾¡Ç¢¨É ÀÂýÀÎò¾¢
¸ñ¼È¢ó¾ ¯üÈÈ¢¾¨Äì ¸¡ðθ¢ýÈÐ.
Liquid ¾¢ÃÅ¢Âõ
Observation ¯üÈÈ¢¾ø
X Changes the colour of red litmus paper into blue º¢ÅôÒ Ä¢ðÓŠ ¾¡û ¿£Äò¾¢üÌ Á¡È¢ÂÐ
Y
No change on the blue and red litmus paper ¿£Äõ ÁüÚõ º¢ÅôÒ Ä¢ðÓŠ ¾¡Ç¢ø
±ó¾ ´Õ Á¡üÈÓõ þø¨Ä
Z
Changes the colour of blue litmus paper into red ¿£Ä ¿¢È Ä¢ðÓŠ ¾¡Ç¢ý ¿¢Èõ
º¢ÅôÀ¢üÌ Á¡È¢ÂÐ
What is the conclusion can be drawn from this test?
þó¾ô ÀÈ¢§º¡¾¨½Â¢ý ÓÊ× ±ýÉ?
X Y Z
A Neutral
¿Î¾ý¨Á Alkali
¸¡Ãò¾ý¨Á Acid
¸¡Êò¾ý¨Á
B Acid
¸¡Êò¾ý¨Á
Neutral ¿Î¾ý¨Á
Alkali ¸¡Ãò¾ý¨Á
C Alkali
¸¡Ãò¾ý¨Á Neutral
¿Î¾ý¨Á Acid
¸¡Êò¾ý¨Á
D Neutral
¿Î¾ý¨Á Acid
¸¡Êò¾ý¨Á Alkali
¸¡Ãò¾ý¨Á
23. The pupils below take different types of drinks. ¸£§Æ ¯ûÇ Á¡½Å÷¸û ¦Åù§ÅÚ À¡½í¸¨Ç «Õóи¢ýÈÉ÷.
Who is having an acidic drink? ¡÷ ¸¡Êò¾ý¨Áìì ¦¸¡ñ¼ À¡½ò¨¾ «ÕóÐÅÐ?
A. Raju ფ
B. Sobri ¦º¡ôâ
C. Ali «Ä¢
D. Murali ÓÃÇ¢
24. What is the use of constellations? Å¢ñÁ£ý ÌØÁò¾¢ý ÀÂý ±ýÉ?
A. To indicate time §¿Ãò¨¾ì ¸¡ð¼
B. To indicate direction ¾¢¨º¨Âì ¸¡ð¼
C. To study orbits of planets ¸¢Ã¸í¸Ç¢ý ÍüÚ À¡¨¾¸¨Çô ÀüÈ¢ ÀÊì¸
D. To form patterns ÅÊÅí¸¨Ç ¯ÕÅ¡ì¸
Raju drinks coffee. ფ ¸¡ôÀ¢ «Õóи¢È¡ý.
Sobri drinks syrup. ¦º¡ôâ º£Ã¡ô «Õóи¢È¡ý
Ali drinks pineapple juice. «Ä¢ «ýÉ¡º¢ ÀÆîº¡Ú «Õóи¢È¡ý
Murali drinks chocolate. ÓÃÇ¢ º¡ì§Äð «Õóи¢È¡ý.
25. Which of the following constellations points to the south? ¸£§Æ ¦¸¡Îì¸ôÀðÎûÇ Å¢ñÁ£ý ÌØÁò¾¢ý ±Ð ¦¾üÌ ¾¢¨º¨Âì ¸¡ðÎõ?
A. Southern Cross ¦¾ýº¢Ö¨Å
B. Big Dipper À¼Ì
C. Orion §Å¼ý
D. Scorpion §¾û
26. The following information is related to the rotation of the Earth. ¦¸¡Îì¸ôÀðÎûÇ ¾¸Åø âÁ¢Â¢ý ÍÆüº¢ ÀüÈ¢ ¦¾¡¼÷Ò¨¼ÂÐ.
Which of the following are the effects due to the movement of the Earth? À¢ýÅÕÅÉÅüÚû ±Ð âÁ¢Â¢ý ¿¸÷¢ý Å¢¨Ç× ¬Ìõ?
I. Day and night. À¸ø ÁüÚõ þÃ×
II. The length of the shadow on the Earth changes âÁ¢Â¢ø ¿¢ÆÄ¢ý ¿£Çõ Á¡Úõ
III. The position of the shadow on the Earth changes. âÁ¢Â¢ø ¿¢ÆÄ¢ý ¿¢¨Ä Á¡Úõ.
A. I and II only B. I and III only C. II and III only D. I, II and III E.
27. The diagram below shows a phase of the Moon. ¸£§Æ ¦¸¡Îì¸ôÀðÎûÇ À¼õ ¿¢ÄÅ¢ý ¸¨Ä¸¨Çì ¸¡ðθ¢ýÈÐ.
What is the phase of the Moon at this time? þó¾ º¨ÁÂò¾¢ø ¿¢ÄÅ¢ý ¸¨Ä ±ýÉ?
A. New moon
«Á¡Å¨º
B. Crescent À¢¨È
C. Full moon ¦Àª÷½Á¢
D. Half moon «¨Ã ¿¢Ä¡
The Earth completes one rotation every 24 hours. âÁ¢ ¾ý¨Éò ¾¡§É ÓبÁ¡¸î ÍüÈ¢ì ¦¸¡ûÇ 24 Á½¢ §¿Ãõ
À¢ÊìÌõ.
The Earth rotates on its axis from west to east. âÁ¢ ¾ý «îº¢ø §Áü¸¢Ä¢ÕóÐ ¸¢Æ측¸î ÍÆø¸¢ÈÐ.
28. What is the lunar phase that can be seen on 14th and 15th according to lunar
(b) Why does the temperature of the water increase from 0 minute to the 6th minute? ²ý 0 ¿¢Á¢¼ò¾¢Ä¢ÕóÐ 6 ¿¢Á¢¼õ Ũà ¾ñ½£Ã¢ý ¦ÅôÀ¿¢¨Ä Á¡È¢ÂÐ?
___________________________________________________________________ [1 mark] (c) What can you say about the decrease of the temperature of the water after the 6th minute?
___________________________________________________________________ [1 mark] (d) State the conclusion that can you make from the results of the experiment. À⧺¡¾¨½Â¢ý ÓÊÅ¢ý «ÊôÀ¨¼Â¢ø ¯í¸Ç¢ý ÓʨŠÜÚ¸.