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A River's Tale - 1 Class 4 Worksheet EVS Chapter 13

Q1: Fill in the Blanks

(i) In the month of April and May the water level in the river is at _____.

A River`s Tale - 1 Class 4 Worksheet EVS Chapter 13


(ii) In summers the water level of the river _____.

(iii) We get drinking water from _____.

(iv) When there is a change in color of the water with a bad smell then it is _______ water.

(v) Water appears to be _____. However, pure water has a slight _____ color.

(vi) Overflowing rivers causes _____.

Q2: True and False

(i) Seawater is drinkable.
(ii) Same amount of water is there in the rivers during the rainy season or in summer.

A River`s Tale - 1 Class 4 Worksheet EVS Chapter 13
(iii) We should not wash our clothes in the river. 
(iv) 
Water changes colour after it passes a city because some water is removed for use by people living in the city. 
(v) 
One of the best ways to clean water is by boiling it.  

Q3: Short Question Answer

(i) By which method we can clean drinking water?

(ii) Mention a few things which dissolve easily in water?

A River`s Tale - 1 Class 4 Worksheet EVS Chapter 13
(iii) What happens when a flood occurs?

(iv) Name different kinds of animals present in the river?

(v) What kind of plant grows in rivers?

(vi) From the given figure, how many fishes are there inside the river?

A River`s Tale - 1 Class 4 Worksheet EVS Chapter 13


(vii) From the given figure, name the different animals in the picture?

A River`s Tale - 1 Class 4 Worksheet EVS Chapter 13


(viii) When does Water become dirty?

(ix) Name a few birds that live near water?

(x) What amount of water in rivers do we have in the rainy season?

Q4: Fill in the blanks.

(i) If many dead fishes are found on the banks of a river, it means that the river water is ______.

A River`s Tale - 1 Class 4 Worksheet EVS Chapter 13


(ii) If we try to dissolve haldi in water, the water changes colour to ______.

(iii) Wheat flour ______ in water.

(iv) If oil leaks from a ship on the river, it may ____ the fish in the river.

A River`s Tale - 1 Class 4 Worksheet EVS Chapter 13

(v) Even if the water appears  ______ it may not be alright to drink.

(vi) ______ source of fresh water.

(vii) The level of groundwater is ______ in cities.

A River`s Tale - 1 Class 4 Worksheet EVS Chapter 13


(viii) ORS stands for _____.

(ix) _______ is a holy river of the Hindus.

(x) _______ is the best way to clean dirty water.


Q5:Answer the following questions

(i) Give three reasons that will make river water impure and not fit for drinking?

(ii) What are two man-made sources of water?

(iii) If we drink dirty water, what can happen to us?

Q6: Match the following

Match the items in Column A with information about them in Column B by drawing arrows.

Column AColumn B
Sanddissolves in water
Boiling Waterpollutes the water
Milkhas many fish when it is clean
Washing Clothesdoes not dissolve in water
River Watermakes it drinkable

You can access the solutions to this worksheet here.

The document A River's Tale - 1 Class 4 Worksheet EVS Chapter 13 is a part of the Class 4 Course EVS for Class 4.
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FAQs on A River's Tale - 1 Class 4 Worksheet EVS Chapter 13

1. How does a river contribute to the ecosystem?
Ans. Rivers contribute to the ecosystem by providing habitats for various plants and animals, supporting biodiversity, and transporting nutrients and sediments.
2. What are some common pollutants that can affect a river's health?
Ans. Common pollutants that can affect a river's health include industrial waste, agricultural runoff, sewage, and plastic pollution.
3. How do human activities impact the health of a river?
Ans. Human activities such as deforestation, urbanization, and improper waste disposal can lead to water pollution, habitat destruction, and decreased water quality in rivers.
4. What are some ways to protect a river from pollution?
Ans. Some ways to protect a river from pollution include reducing plastic use, properly disposing of waste, implementing water treatment plants, and practicing sustainable agriculture.
5. How do rivers play a role in the water cycle?
Ans. Rivers play a crucial role in the water cycle by transporting water from higher elevations to lower elevations, replenishing groundwater sources, and eventually flowing into the ocean.
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