Water—The Essence of Life
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Sources and Forms of Water
SubtopicSources and Forms of Water under Water—The Essence of Life for Grade 5 CBSE.
Preview questions (no answers)
- 1.
The process of changing ice into water is called:
A.Freezing
B.Boiling
C.Melting
D.Evaporation
- 2.
Which of the following is an underground source of water?
A.Spring
B.River
C.Lake
D.Sea
- 3.
What happens to the water level in a puddle on a sunny day?
A.It increases
B.It decreases
C.It stays the same
D.It turns into ice
- 4.
Which of these is the purest form of natural water?
A.River water
B.Sea water
C.Rainwater
D.Well water
- 5.
Which of the following is true about water distribution on Earth?
A.Most of the water on Earth is fresh water
B.Most of the water on Earth is in rivers
C.Most of the water on Earth is salt water
D.Fresh water is available in unlimited quantities
- 6.
What do we call the process of turning ice into water?
A.Freezing
B.Melting
C.Boiling
D.Condensation
- 7.
Which state of water has a fixed volume but no fixed shape?
A.Solid
B.Liquid
C.Gas
D.Both Solid and Gas
- 8.
In some extreme cold regions, water pipes often burst in winter. Why does this happen?
A.The metal of the pipe shrinks more than the water.
B.Water expands when it freezes into ice, creating immense pressure.
C.The ice makes the water move faster through the pipes.
D.Cold water is more acidic and eats through the metal.
- 9.
Which of these is NOT a natural source of freshwater?
A.Glacier
B.River
C.Lagoon (connected to the sea)
D.Rain
- 10.
During the formation of a 'Cloud', water vapor condenses around tiny particles. What are these particles called?
A.Condensation Nuclei
B.Water Droplets
C.Oxygen Molecules
D.Cloud Seeds
Download the worksheet for Water—The Essence of Life - Sources and Forms of Water to practice offline. It includes additional chapter-level practice questions.
Water in Ecosystems and Habitats
SubtopicWater in Ecosystems and Habitats under Water—The Essence of Life for Grade 5 CBSE.
Preview questions (no answers)
- 1.
Life on Earth would be impossible without ______.
A.Cars
B.Plastic
C.Water
D.Televisions
- 2.
Which of these animals uses a shell for protection in water?
A.Turtle
B.Shark
C.Salmon
D.Eel
- 3.
What is a small, shallow body of water called?
A.Ocean
B.Sea
C.Pond
D.River
- 4.
Sea water is not fit for drinking because it is too ______.
A.Cold
B.Dirty
C.Salty
D.Hot
- 5.
Which of the following is a way to conserve water habitats?
A.Dumping plastic waste into rivers
B.Building more factories on river banks
C.Preventing overfishing and reducing water pollution
D.Draining wetlands to build houses
- 6.
The 'Intertidal Zone' is a habitat that is:
A.Always under deep ocean water
B.Always dry desert land
C.Covered by water during high tide and exposed to air during low tide
D.Only found at the bottom of deep lakes
- 7.
Which part of the water cycle is responsible for the formation of clouds?
A.Evaporation
B.Condensation
C.Precipitation
D.Infiltration
- 8.
What is the 'Hydrological Budget' of a watershed?
A.The amount of money spent on water purification
B.The balance between the input of water (precipitation) and the output (evaporation, runoff, etc.)
C.The total depth of the local aquifer
D.The number of species living in the water
- 9.
In a 'Lotic' ecosystem like a fast-moving stream, what is a common adaptation for organisms to prevent being washed away?
A.Large, floppy fins
B.Streamlined bodies and suction-cup-like structures
C.Long, thin legs for wading
D.Floating on the surface with air bladders
- 10.
What role do 'Peatlands' (a type of wetland) play in global climate regulation?
A.They release large amounts of oxygen into the atmosphere
B.They act as major carbon sinks, storing vast amounts of organic carbon
C.They reflect all incoming solar radiation
D.They prevent the formation of clouds
Download the worksheet for Water—The Essence of Life - Water in Ecosystems and Habitats to practice offline. It includes additional chapter-level practice questions.
Water Conservation and Responsible Use
SubtopicWater Conservation and Responsible Use under Water—The Essence of Life for Grade 5 CBSE.
Preview questions (no answers)
- 1.
Which of these is a water-borne disease?
A.Cold
B.Cholera
C.Headache
D.Fever
- 2.
A leaking tap can waste up to ________ of water in a year.
A.1 liter
B.10 liters
C.Thousands of liters
D.Zero liters
- 3.
What is the benefit of planting more trees for water conservation?
A.Trees drink all the water
B.Trees help in bringing rain and holding soil moisture
C.Trees make the water salty
D.Trees block the rivers
- 4.
The process of water turning into vapor is called:
A.Condensation
B.Freezing
C.Evaporation
D.Melting
- 5.
Which of the following is a way for a community to conserve water together?
A.Everyone building their own separate wells
B.Setting up a community rainwater harvesting plant
C.Using more water to keep the community parks wet
D.Increasing the number of car wash businesses
- 6.
What is the long-term effect of using chemical-heavy detergents in our homes?
A.The water becomes easier to clean
B.The detergents help plants grow in rivers
C.They can harm aquatic life when the wastewater reaches rivers
D.They make the river water drinkable
- 7.
Which of these is a major source of fresh water found on land?
A.Oceans
B.Glaciers and Ice caps
C.Salt lakes
D.The Dead Sea
- 8.
Which of the following acts as a 'Natural Dam' in a river ecosystem by creating small pools and slowing down water?
A.Large Fish
B.Beaver Dams or fallen logs and debris
C.The presence of boats
D.Sand dunes on the bank
- 9.
What is the primary cause of 'Water Scarcity' in regions that receive heavy rainfall?
A.Lack of knowledge on how to drink water
B.Lack of infrastructure to store and manage the rainwater (economic scarcity)
C.The rain water being too hot to use
D.The rain water disappearing into space immediately
- 10.
In the process of 'Recharging' an aquifer, what is the 'Saturated Zone'?
A.The area where only air is found between rocks
B.The area where all spaces between rocks and soil are filled with water
C.The area on the surface where it is raining
D.The top layer of the storage tank
Download the worksheet for Water—The Essence of Life - Water Conservation and Responsible Use to practice offline. It includes additional chapter-level practice questions.
Traditional Water Management and Stepwells
SubtopicTraditional Water Management and Stepwells under Water—The Essence of Life for Grade 5 CBSE.
Preview questions (no answers)
- 1.
What message do we get from the ancient systems of water management?
A.Water is waste
B.Every drop of water is precious
C.Only kings need water
D.Rain is bad
- 2.
Why did people in olden times build many small ponds instead of one giant dam?
A.They didn't know how to build dams
B.To ensure water was available in every village locally
C.Because they liked small things
D.To save stone
- 3.
Which of these animals was often used to pull water out of deep wells using a rope?
A.Cats
B.Bullocks or Camels
C.Fish
D.Birds
- 4.
What does 'groundwater' mean?
A.Water on the surface of a road
B.Water found under the earth's surface
C.Water in the clouds
D.Water in a bottle
- 5.
In the traditional rainwater harvesting system of Rajasthan, why is the water from the first rainfall of the season usually diverted away and not collected in the underground 'Tanka'?
A.To allow the underground tank to cool down from the summer heat
B.To wash the roof and pipes so that the water collected later stays clean
C.Because the first rain is considered too acidic for drinking
D.To prevent the pipes from bursting due to the sudden flow of water
- 6.
What is the long-term impact of reviving stepwells in modern times?
A.They will cause more mosquitoes
B.They can act as an alternative water source and recharge groundwater
C.They will take up too much space
D.They will make the city look old
- 7.
Why did the lake Ghadsisar stay clean for hundreds of years in the past?
A.Because nobody used it
B.Because people took care of it collectively and didn't throw waste
C.Because it was made of plastic
D.Because the wind blew the dirt away
- 8.
How did the interconnection of nine lakes in Ghadsisar help during years of very high rainfall?
A.It ensured that the first lake never got wet
B.It distributed the excess water systematically, preventing floods and maximizing storage
C.It turned the entire city into a single large lake
D.It allowed the water to flow into the ocean immediately
- 9.
Why were stepwells often built on trade routes in ancient India?
A.To prevent traders from entering the city
B.To provide water and rest for travelers and their animals
C.To collect taxes from the traders
D.To show off the king's wealth to foreigners
- 10.
If the water in a well is described as 'hard', it typically means it contains high levels of:
A.Iron and Lead
B.Dissolved minerals like Calcium and Magnesium
C.Dirt and Sand
D.Bacteria and Viruses
Download the worksheet for Water—The Essence of Life - Traditional Water Management and Stepwells to practice offline. It includes additional chapter-level practice questions.