EVERY DROP COUNTS
TARGETED LEARNING OUTCOMES:-
STUDENTS WILL BE ABLE to explain the use of technology and the process of accessing basin needs(water) and source of water.
Identify the difference between step well and lake.
To know the importance of water conservation and how and why rainwater is harvested.
Q. 1 What is the distribution of water on Earth?
Ans.
71% of the earth’s crust is covered with water.
Out of the total water, 97% of water is in the sea and ocean.
2% of total water is in the form of ice in Northpole and Southpole.
1% of total water is fresh water.
Q. 2 What are the sources of water?
Ans.
Groundwater
Surface water
Rainwater
Q. 3 What are the sources of drinkable water?
Ans.
Natural springs
Lakes and rivers
Streams
Rainwater
Q. 4 What is rainwater harvesting?
Ans. It is the process of storing rainwater for on-site use instead of allowing it to runoff.
Q5. Write the 5 advantages of rainwater harvesting.
Ans.
Reduces flooding and erosion
Reduces water bills
Reduces demand for groundwater
Can be used for non-drinking purposes.
Rainwater harvesting can also be used to increase the ground level.
Q6. what are the festivals related to water?
Ans.
Holi
Ganesh Chaturthi
Shivratri
Teej
Onam
Chhat puja
Q7. What were the water arrangements made for travellers in old India?
Ans.
Piau
Mashak(leather bag)
Stepwell
Baole
Q8. Explain, what is step well?
Ans. People in ancient times used to come to the stepwell with pots and containers to fill them with water. They would walk down the steps, and when they reached the water, they would fill their pots and take the water back up to their homes.
Or
Stepwell is a different form of well. Here many steps go down several storeys deep to reach at the water, instead of drawing the water up from the well, the people could go down the steps to reach the water.
Q9. why do people make stepwells?
Long ago, people used to make long journeys with their caravans of animals and goods. people felt it was a good thing to give water to thirsty travellers. Thus, they built many beautiful step-wells.
Q10. what do you know about Ghadsisar Lake?
Ans. Ghadsisar is a lake which was made by King Ghadsi of Jaisalmer, 650 years ago. He drove there nine interconnected lakes with each other.
Q13. How rain comes - what is the water cycle?
Q11. Who was Al-Biruni?
Ans. Al-Biruni was a traveller from Uzbekistan. He wrote about the ponds that, the people of India were very skilled at making ponds.
Q12. What is water pollution?
Ans. Water pollution is the contamination of water bodies, usually as a result of human activities.
Q.13. Why do we needs
to save rain water? Write any five reasons.
Ans. Saving rainwater is important for both the environment and society. Here are five reasons why we need to save rainwater:
1. Protecting Our Water Resources
2. Helping with Water Shortages
3. Preventing Floods and Erosion
4. Saving Money on Water Bills
5. Being Kind to Nature
Saving rainwater is a way to take care of our planet by using water wisely and not wasting it.
