PDF chapter test TRY NOW
Methodical recommendation:
Theory
Number | Name | Description |
---|---|---|
Number 1. | Name Potable water | Description In this theory, we will learn about characteristics of potable water. |
Number 2. | Name Water purification | Description Purification of water involves few steps. Let us look at them in detail. |
Number 3. | Name Hardness of Water | Description We are all familiar with water. But there are two types of water: hard and soft water. Let us check which of them is suitable for drinking and which is not. |
Number 4. | Name Removal of hardness of Water | Description This part of the theoretical section shows how to remove hardness of water. |
Number 5. | Name Water pollution & Water resources in Tamil Nadu | Description This part of the theoretical section explains water pollution and water sources in Tamil Nadu. |
Number 6. | Name Sources of water pollution-I | Description Both natural and man-made sources pollute the water supply. Let's take a closer look at them. |
Number 7. | Name Sources of water pollution-II | Description Both natural and man-made sources pollute the water supply. Let's take a closer look at them. |
Number 8. | Name Common pollutant | Description We have looked into various pollutants, but what are the most common ones? Let's take a closer look. |
Number 9. | Name Controlling Water pollution | Description Water pollution must be controlled, because all living organisms require it to survive. What is the best way to control? Let's take a closer look at them. |
Practice Questions
Number | Name | Type | Difficulty | Marks | Description |
---|---|---|---|---|---|
Number 1. | Name Hardness of water: Match the following | Type 1st type - receptive | Difficulty easy | Marks 3 m. | Description Test your knowledge of the hardness of water by answering the given questions. |
Number 2. | Name Hardness of water: Choose the correct answer | Type 1st type - receptive | Difficulty easy | Marks 2 m. | Description Test your knowledge of the hardness of water by answering the given questions. |
Number 3. | Name Potable water: True or false | Type 2nd type - interpretation | Difficulty medium | Marks 3 m. | Description Test your knowledge of potable water by answering the given questions. |
Number 4. | Name Water purification & Hardness of water: True or false | Type 2nd type - interpretation | Difficulty medium | Marks 3 m. | Description Select the answer whether true or false to analyse your knowledge. |
Number 5. | Name Purification of water: Choose the correct answer | Type 3rd type - analysis | Difficulty medium | Marks 3 m. | Description Analyse your knowledge of purification of water by answering the given questions. |
Number 6. | Name Potable water: Fill in the blanks | Type 3rd type - analysis | Difficulty medium | Marks 3 m. | Description Analyse your knowledge by answering the given questions. |
Number 7. | Name Water purification and hardness of water: Think and answer | Type 3rd type - analysis | Difficulty medium | Marks 2 m. | Description Test your knowledge of purification and hardness of water by answering the given questions. |
Number 8. | Name Hardness of water: think and select the answer | Type 3rd type - analysis | Difficulty hard | Marks 4 m. | Description Analyse your knowledge of the hardness of water by answering the given questions. |
Questions for Teacher Use
Number | Name | Type | Difficulty | Marks | Description |
---|---|---|---|---|---|
Number 1. | Name Hard and soft water: Drag and drop | Type Other | Difficulty easy | Marks 2 m. | Description Select the answer to analyse your knowledge of hard and soft water. |
Number 2. | Name Water pollutants: Drag and drop | Type Other | Difficulty medium | Marks 2 m. | Description Test your knowledge of water pollutants by answering the given questions. |
Number 3. | Name Water pollution: Write your answer | Type Other | Difficulty hard | Marks 6 m. | Description Write the answers to the given questions from water pollution to analyse your knowledge. |
Number 4. | Name Process of water purification: Arrange the stepts involved | Type Other | Difficulty hard | Marks 6 m. | Description Answer the question to practice the steps involved in the purification of water. |
Number 5. | Name Water pollutant | Type Other | Difficulty easy | Marks 1 m. | Description This exercise incorporates questions from textbook. Analyze your knowledge by answering these questions. |
Number 6. | Name Hardness of water | Type Other | Difficulty easy | Marks 1 m. | Description This exercise incorporates questions from textbook. Analyze your knowledge by answering these questions. |
Number 7. | Name Water borne disease | Type Other | Difficulty medium | Marks 1 m. | Description Analyse your knowledge of purification of water by answering the given questions. |
Tests
Number | Name | Recomended time: | Difficulty | Marks | Description |
---|---|---|---|---|---|
Number 1. | Name Training Test | Recomended time: 00:30:00 | Difficulty medium | Marks 10 m. | Description |
Periodic assessments
Number | Name | Recomended time: | Difficulty | Marks | Description |
---|---|---|---|---|---|
Number 1. | Name Homework | Recomended time: 00:40:00 | Difficulty medium | Marks 8 m. | Description |
Number 2. | Name Progress Test | Recomended time: 00:40:00 | Difficulty medium | Marks 11 m. | Description |
Number 3. | Name Progress Test-I | Recomended time: 00:50:00 | Difficulty hard | Marks 10 m. | Description |
Number 4. | Name Periodic Assessment | Recomended time: 00:10:00 | Difficulty medium | Marks 6 m. | Description PA 2 |