BASIC SCIENCE FIRST TERM EXAMINATION PRIMARY 5

NAME:                                           

CLASS: PRIMARY 5                        

SUBJECT: Basic Science

OBJECTIVES

1. Pollution is the ___________ of the environment (air , water, and land) by harmful substances caused by human (a) Renewal               (b) Contamination               (c) cleaning
2. _____________ is a disease that can be caused by water pollution (a) HIV (b) malaria (c) cholera
3. Water pollution occurs when water is _____________ (a) purified (b) contaminated (c) stored
4. Which of these is not a causes of air pollution? (a) smoke from burning (b) fumes from vehicles (cars etc)        (c) paper on land
5. Air pollution can lead to ___________ (a) malaria (b) AIDS        (c) lungs infection
6. Air pollution is good for our health. True/False
7. Waste in solid from is called _________________

(a) refuse       (b) sewage                 (c) paper

8. Land pollution can lead to the spread of _____________

(a) health       (b) diseases               (c) environmental sanitation

9. _____ pollution occurs when wastes and other solid matters are disposed on land. (a) land             (b) water        (c) air
10. Noise is ___________ through our ears. (a) seen (b) perceived           (c) heard
11. Noise is a/an ________ sound (a) organized (b) unorganized        (c) cool
12. ___________ is a sound especially a loud or unpleasant one. (a) pollution     (b) noise     (c) sun
13. Erosion is an example of __________ change that take place around us. (a) man-made (b) natural (c) super natural
14. _____ lowers that level of land by wearing it away. (a) reproduction (b) erosion    (c) geography
15. All these can cause erosion except ________ (a) running water (b) wind     (c) insect
16. ____________ means the same as environment. (a) heaven (b) surrounding      (c) science
17. ____________ is a way of maintaining good quality environment.

(a) environmental pollution         (b) environmental sanitation           (c) erosion

18. We should live in a ___________ environment. (a) healthy      (b) dirty         (c) dangerous
19. A/An ___________ environment is of poor quality. (a) good       (b) healthy       (c) unhealthy
20. Mosquito lays egg in __________ water. (a) stagnant (b) ocean        (c) running
21. ____________ can help to improve the quality of the environment

(a) dirt              (b) cleanliness            (c) erosion

22. There are _________ types of waste (a) 2 (b) 3            (c) 10
23. A ____________ is a container for household refuse.        (a) pocket       (b) drum        (c) dustbin
24. _____________ is a waste in liquid form. (a) sewage (b) refuse        (c) gas
25. The process of converting waste to reuseable material is called ______

(a) forming            (b) breaking            (c) recycling

26. Which of these waste materials cannot be recycled? (a) excrement (b) paper       (c) nylon
27. Sewage can be disposed by the use of ____________ (a) fire         (b) sewers         (c) lorry
28. Wastes are burnt to ashes in a / an ___________ (a) dustpin        (b) incinerator       (c) sewer
29. _____________ means the washing away and caring off the top soil on the surface of earth by water and wind. (a) air pollution (b) erosion (c) pollution
30. Which of these is not a cause of Air Pollution? (a) smoke from burning (b) fumes from vehicles (c) paper on land

THEORY

1. Define Erosion_________
2. Give the main classes of erosion_________
3. Define Pollution? _________
4. List common causes of pollution_________
5. Give the difference between waste and waste disposal. __________________
6. What is environmental quality? _________
7. What is the meaning of healthy environment_________