Class 4 Science Chapter 3 Test 3 Updated: 11 Jun 2022 91 Welcome to your Class 4 Science Chapter 3 Test 3 1. Calcium, iron, sodium, chlorine, fluorine and iodine etc. are called. Vitamins Carbohydrates Minerals None of these 2. What is cause of polio? Bacteria Virus House fly Mosquito 3. In which food most of the calcium is found? Meat Rice Milk Pulse 4. Drinking polluted water may cause diseases like: Cholera Typhoid Hepatitis All of these 5. _______ percent of human body consists of water. 60 70 80 50 6. ________ is the easiest way to clean water. Filtration Distillation Boiling None of these 7. Different dust particles in air mix with rain water and make them _________ Clean Filter Distilled Polluted 8. Blood circulates in the body and provides oxygen and food to every part of the body due to ________ Vitamins Minerals Water None of these 9. Every year global water day is celebrated on______. 21st March 22nd March 23rd March 24th March 10. Time is Up! Time's up
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