امتحان ساينس Science شامل - الوحدة 3 -الصف الخامس

هذه معاينة نصية للأسئلة للاطّلاع والمراجعة فقط. لخوض الاختبار تفاعليًّا مع تصحيح آلي ونتيجة فورية، اضغط زر «ابدأ الاختبار» أدناه.

1. Non - renewable such as ...........
   • أ. oil and coal
   • ب. water
   • ج. plant
2. Renewable resources can be used up if people don’t use them wisely.
   • أ. True
   • ب. False
3. When fresh water polluted .it becomes ............
   • أ. undrinkable
   • ب. drinkable
4. ........... leads to soil pollution that causes death of plants and animals.
   • أ. Pollution of coal
   • ب. Pollution of city
   • ج. Cutting down trees
5. ............ removing harmful materials from water
   • أ. Recycle water
   • ب. wastewater
   • ج. polluted water
6. You can make clean water by adding mud to clear water.
   • أ. True
   • ب. False
7. We can conserve water by Recycling water.
   • أ. True
   • ب. False
8. The Job of ........... is design tools that provide us with clean water
   • أ. wastewater engineer
   • ب. wastewater scientest
   • ج. recycle water engineer
9. ............. They are stations which recycle waste water by removing harmful materials from wastewater to reuse it
   • أ. Water treatment plants
   • ب. Wastewater
   • ج. Watershed
10. ...........A building established across a river which can hold water behind it
    • أ. Dam
    • ب. Tributaries
    • ج. wetland