Class 4 EVS Chapter 13 A River’s Tale
Class 4 EVS Chapter 13 A River’s Tale farm Fill in the blanks , True false and Extra question answers.
Fill in the Blanks
1. The river water is _______ when it begins its journey. Ans: blue
2. People use river water for _______ and _______. Ans: washing clothes, bathing animals
3. The water in the river changes as it _______ through villages and cities. Ans: flows
4. Dirty water can be harmful to _______ and _______. Ans: humans, animals
5. The river finally flows into the _______. Ans: sea
6. Oil and garbage make the river water _______. Ans: dirty
7. Drinking unclean water can make people _______. Ans: sick
8. We should not throw _______ into rivers. Ans: plastic/garbage
9. Water can be cleaned by _______ it before drinking. Ans: boiling
10. The best way to keep rivers clean is by not _______ waste in them. Ans: dumping
True or False
1. Rivers always remain clean. (False)
2. Factories release dirty water into rivers. (True)
3. Drinking dirty water is safe. (False)
4. Oil can dissolve in water. (False)
5. People throw waste into rivers, making them polluted. (True)
6. Rivers do not change their color. (False)
7. Clean water is important for health. (True)
8. Animals also depend on river water. (True)
9. The sea water is drinkable. (False)
10. The river water remains the same in all seasons. (False)
Multiple Choice Questions (MCQs)
1. What is the color of a river when it begins?
a) Green
b) Blue
c) Brown
Ans: b) Blue
2. Where does the river finally flow?
a) Lake
b) Sea
c) Pond
Ans: b) Sea
3. What makes river water dirty?
a) Plants
b) People throwing garbage
c) Birds
Ans: b) People throwing garbage
4. What can be done to clean drinking water?
a) Boil it
b) Add more garbage
c) Mix oil
Ans: a) Boil it
5. Which of these does not dissolve in water?
a) Sugar
b) Oil
c) Salt
Ans: b) Oil
6. What is a major cause of river pollution?
a) Rain
b) Factories dumping waste
c) Sunlight
Ans: b) Factories dumping waste
7. What happens when a river gets polluted?
a) It becomes more beautiful
b) It harms animals and people
c) It becomes cleaner
Ans: b) It harms animals and people
8. What should we do to keep rivers clean?
a) Throw garbage in them
b) Stop pollution and waste dumping
c) Wash clothes in them
Ans: b) Stop pollution and waste dumping
9. Where is river water the cleanest?
a) Near cities
b) Where it begins
c) Near factories
Ans: b) Where it begins
