STD VII SCIENCE ONLINE SELF NECTA TEST FOR YEAR 2011

THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATIONS COUNCIL 
PRIMARY SCHOOL LEAVING EXAMINATION

05E SCIENCE

Time: 1:30 Hours Wednesday, 7th September 2011 aan.Instructions

  1. This paper consists of fifty (50) questions.
  2. Answer all questions.
  3. All answers must be written in the answer sheet provided.
  4. Cellular phones are not allowed in the examination room.
  5. Write your Examination Number on your answer sheet.
  6. Use blue or black pen in writing your answer. Answers written by pencil will not be marked.

Choose the correct .:answer and. write its le `ter beside the questien number in the answer sheet provided.

1. The instrument used to observe cells of living things is called 

  1. Telescope 
  2. Periscope 
  3. Microscope 
  4. Camera 
  5. Horoscope.
Choose Answer


2. The sense organ which is used to detect the degree of hotness or coldness is

  1. tongue 
  2. ear 
  3. eye 
  4. nose 
  5. skin.
Choose Answer


3. Which of the following is a mammal?

  1. Pigeon 
  2. Hen 
  3. Duck 
  4. Bat 
  5. Snake.
Choose Answer


4. Figure 1 shows a dicotyledonous seed.

Which of the letters in Figure 1 indicates the part that grows into a root? 

  1.  H 
  2.  J 
  3.  K
  4.  L
  5.  M.
Choose Answer


5.What will happen if the flowers of the maize plant are removed?

  1. The plant will flourish 
  2.  The plant will die
  3.  The roots of the plant will not grow 
  4.  The leaves will change its color
  5.  The plant will not reproduce.
Choose Answer


6.The following are necessary for the formation of carbohydrates in plants.

  1. Oxygen, chlorophyll and water
  2. Carbon dioxide, water and sunlight
  3. Oxygen, carbon dioxide and water
  4. Chlorophyll, water and sunlight
  5. Chlorophyll, starch and sunlight.
Choose Answer


7 The excretory products from the lungs are

  1. Oxygen and water
  2. Oxygen and carbon dioxide
  3. Carbon dioxide and water 
  4. Carbon dioxide and salt
  5. Oxygen and salt.
Choose Answer


8. Which of the following transfers pollen grains from the stamen to the stigma?

  1. Man 
  2. Insects 
  3. Water 
  4. Dew 
  5. Style.
Choose Answer


9. A person who does not eat fruits and green vegetables is likely to face which of the following problems?

  1. Suffer frequent illness 
  2. Decrease in body weight
  3. Increased appetite to eat meat 
  4. Color of the skin become yellow
  5. Increase in body weight.
Choose Answer


10. A child with kwashiorkor is lacking food rich in

  1. vitamin 
  2. fat 
  3. minerals 
  4. starch 
  5. rotein.
Choose Answer


11. Water snails spread disease known as

  1. bilharzias 
  2. tetanus 
  3. cholera 
  4. measles 
  5. elephantiasis.
Choose Answer


12. The main vessel which take blood from the heart is known as

  1. vein 
  2. aorta 
  3. vena cava 
  4. pulmonary 
  5. hepatic.
Choose Answer


13. The hormone which regulates oxygen intake in the human respiratory system is known as

  1. adrenaline 
  2. insulin 
  3. thyroxin 
  4. estrogen 
  5. amylase.
Choose Answer


14. Under normal circumstances, the difference between inhaled air and exhaled air is that exhaled air contain a lot of

  1. oxygen 
  2. hydrogen 
  3. water
  4. nitrogen 
  5. carbon dioxide.
Choose Answer


15. Disease known as goiter is caused by the deficiency of

  1. Iron 
  2. Iodine 
  3. Calcium 
  4. Potassium 
  5. Phosphate.
Choose Answer


16. Beriberi disease is caused by deficiency in vitamin

  1.  B1
  2. B2 
  3. D 
  4. C 
  5. A.
Choose Answer


17. Fish breath through

  1. nose 
  2. mouth 
  3. fins 
  4.  gills 
  5. scales.
Choose Answer


18. Food that has been digested in the small intestine is distributed to other parts of the body through

  1. water 
  2. oxygen 
  3. blood 
  4. diffusion 
  5. absorption.
Choose Answer


19. Which type of fooci among the following is responsibe for repaiiirig human body cells? 

  1. Fat
  2. Starch
  3. Fruits 
  4. Protein 
  5. Minerals.
Choose Answer


20. Why is family planning important to the family?

  1. It enables the family to own a house 
  2. It increases the number of children
  3. It enables the family to travel together 
  4. It makes the family members happy
  5. It enables the family to get enough food.
Choose Answer


  BOFYA HAPA KUPAKUA APP YA LEANING HUB
ILI KUFUNGUA MTIHANI MZIMA  




Try Another Test | 
Download Learning
Hub App

For Call,Sms&WhatsApp: 255769929722 / 255754805256