Class 4 Environmental Studies Practice Sheet: CBSE Class 4 EVS Water Sources Worksheet
Access comprehensive chapter-wise worksheets for Water Sources using the CBSE Class 4 EVS Water Sources Worksheet. Designed to align with the 2026-27 academic syllabus for Class 4 Environmental Studies, these printable practice sets help students reinforce key concepts and improve their overall exam readiness.
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View or download the dedicated CBSE Class 4 EVS Water Sources Worksheet resource below. Engaging with these practice papers under focused study conditions ensures continuous academic progress and mastery of the 2026-27 curriculum for Water Sources.
Ln 3: Where do babies come from?
Name the following: 1. An insect which lives only for a few hours as an adult.
Answer: Mayfly
In simple words: Adult mayflies live for a very short time, sometimes only a few hours.
Exam Tip: Remember that insects like the mayfly have a very brief adult lifespan dedicated entirely to reproduction.
Name the following: 2. The process by which living beings produce their own kind.
Answer: Reproduction
In simple words: Reproduction is how living things make more of their own species.
Exam Tip: Reproduction is a vital characteristic of all living organisms to ensure their survival on Earth.
Name the following: 3. A flying mammal that give birth to young ones.
Answer: Bat
In simple words: Bats are the only mammals that can truly fly and they give birth to live babies.
Exam Tip: Do not confuse bats with birds; bats are mammals because they give birth to live young and feed them milk.
Name the following: 4. A mammal that lives in water and give birth to young ones.
Answer: Whale (or Dolphin)
In simple words: Whales live in the ocean, but they are mammals, so they give birth to live babies instead of laying eggs.
Exam Tip: Aquatic mammals like whales and dolphins breathe air through lungs and nurse their young.
Name the following: 5. A place where homeless children get shelter.
Answer: Orphanage
In simple words: An orphanage is a home that looks after children who do not have parents.
Exam Tip: Orphanages provide care, food, and education to destitute or orphaned children.
Fill in the blanks: 1. Animals who feed their babies with their milk are called ________
Answer: mammals
In simple words: Animals that produce milk to feed their young ones are known as mammals.
Exam Tip: Mammals are warm-blooded vertebrates characterized by the presence of mammary glands.
Fill in the blanks: 2. Some animals reproduce by laying eggs. They are called ________ animals or ________ animals.
Answer: egg-laying, oviparous
In simple words: Animals that lay eggs instead of giving birth directly are called egg-laying or oviparous animals.
Exam Tip: Birds, reptiles, and amphibians are common examples of egg-laying animals.
Fill in the blanks: 3. All ________ things produce young ones of their own kind.
Answer: living
In simple words: Only living things can reproduce to create offspring like themselves.
Fill in the blanks: 4. ________ a child means to become legal parents of that child.
Answer: Adopting
In simple words: Adoption is the legal process of taking a child into your family as your own child.
Exam Tip: Adopted children receive the same legal rights and love as biological children.
Match the following:
1. Deer - e. fawn
2. Lion - a. cub
3. Hen - d. chick
4. Kangaroo - c. Joey
5. Cow - b. Calf
6. Goose - h. gosling
7. Sheep - f. lamb
8. Horse - g. foal
Answer: 1-e, 2-a, 3-d, 4-c, 5-b, 6-h, 7-f, 8-g
In simple words: Matching each adult animal with the correct name of its baby.
Exam Tip: Learn animal young ones thoroughly as matching questions frequently appear in exams.
Ln. 5 TEETH
NAME THE FOLLOWING: 1. Name the parts of a Tooth (a, b, c)
Answer: a. Crown, b. Neck, c. Root
In simple words: A tooth is divided into three main parts: the crown on top, the neck in the middle, and the root inside the gum.
Exam Tip: The crown is the visible part above the gum, while the root anchors the tooth into the jawbone.
NAME THE FOLLOWING: 2. The hardest substance in our body.
Answer: Enamel
In simple words: The shiny white outer covering of our teeth called enamel is the hardest part of the human body.
Exam Tip: Enamel protects the inner sensitive layers of the tooth from damage and decay.
NAME THE FOLLOWING: 3. The doctor who looks after our teeth
Answer: Dentist
In simple words: A dentist is a doctor who checks and treats our teeth and gums.
Exam Tip: You should visit a dentist regularly every six months for a dental check-up.
NAME THE FOLLOWING: 4. A disease that attacks teeth forming holes in hard enamel.
Answer: Tooth decay (or Cavity)
In simple words: Bacteria in the mouth produce acids that create holes or cavities in the tooth enamel.
Exam Tip: Regular brushing and rinsing after eating sugary foods prevent tooth decay.
NAME THE FOLLOWING: 5. A doctor who put braces on the crooked teeth to correct them.
Answer: Orthodontist
In simple words: An orthodontist is a specialized dentist who straightens crooked teeth using braces.
Exam Tip: Orthodontic treatments help align teeth properly for a better bite and smile.
NAME THE FOLLOWING: 6. Name two flesh - eating animals.
Answer: a. Lion, b. Tiger
In simple words: Flesh-eating animals like lions and tigers hunt other animals for food.
Exam Tip: Flesh-eating animals are also called carnivores and have sharp, pointed canine teeth.
NAME THE FOLLOWING: 7. Name two grass - eating animals.
Answer: a. Cow, b. Horse
In simple words: Grass-eating animals like cows and horses feed on plants and grass.
Exam Tip: Grass-eating animals are called herbivores and have broad, flat grinding teeth.
NAME THE FOLLOWING: 8. Name an animal which have teeth only in the upper jaw.
Answer: Frog (or Cow / Sheep lack upper incisors)
In simple words: Some animals like frogs have teeth only in their upper jaw to hold their prey.
Exam Tip: Frogs do not chew their food; they use their sticky tongue to catch insects and swallow them whole.
NAME THE FOLLOWING: 9. Name the two sets of teeth in human beings.
Answer: a. Milk teeth, b. Permanent teeth
In simple words: Humans get two sets of teeth during their lifetime: temporary milk teeth first, followed by permanent teeth.
Exam Tip: Milk teeth are 20 in number, while a full set of adult permanent teeth is 32.
NAME THE FOLLOWING: 10. Name four types of teeth in human beings.
Answer: a. Incisors, b. Canines, c. Premolars, d. Molars
In simple words: Human teeth are divided into four types based on their shape and function.
Exam Tip: Incisors cut, canines tear, premolars crush, and molars grind food.
Fill in the blanks: 1. Milk teeth are also called ________.
Answer: temporary teeth (or deciduous teeth)
In simple words: Milk teeth fall out and are replaced by permanent teeth as a child grows.
Exam Tip: Milk teeth typically begin to appear around 6 months of age.
Fill in the blanks: 2. A full set of adult teeth consists of ________ teeth.
Answer: 32
In simple words: An adult human has 32 permanent teeth in total, 16 in each jaw.
Fill in the blanks: 3. The portion of teeth inside the gum is called the ________.
Answer: root
In simple words: The root is anchored firmly inside the jawbone underneath the gums.
Exam Tip: The root holds the tooth securely in place during chewing.
Fill in the blanks: 4. Tongue helps us to ________ food.
Answer: taste (and swallow / mix with saliva)
In simple words: The tongue helps us taste different flavors and helps in swallowing food.
Exam Tip: The tongue also helps us speak clearly by moving food around the mouth.
Write true or false: 1. Fruits and vegetables are good for teeth ________
Answer: True
In simple words: Eating fibrous fruits and vegetables keeps teeth and gums healthy and clean.
Exam Tip: Crunchy vegetables like carrots stimulate saliva production which protects teeth.
Write true or false: 2. Tooth decay makes the mouth smell good. ________
Answer: False
In simple words: Tooth decay causes bad breath due to bacterial growth and trapped food particles.
Exam Tip: Bad breath is often an early sign of poor oral hygiene or tooth cavities.
Write true or false: 3. We should brush our teeth twice a day. ________
Answer: True
In simple words: Brushing in the morning and before going to bed keeps teeth free from plaque and decay.
Exam Tip: Brushing at night is especially important to remove food particles stuck during the day.
Write true or false: 4. Canines are not sharp pointed teeth. ________
Answer: False
In simple words: Canines are very sharp and pointed teeth used for tearing flesh.
Write true or false: 5. Incisors cut and slice food. ________
Answer: True
In simple words: Incisors are the front biting teeth that help cut food into smaller pieces.
Exam Tip: There are 8 incisors in total, 4 in the upper jaw and 4 in the lower jaw.
Write true or false: 6. Teeth do not improve our physical appearance. ________
Answer: False
In simple words: Teeth give proper shape to our face and make our smile attractive.
Exam Tip: Missing teeth can cause sagging of facial muscles and affect speech.
Write true or false: 7. Teeth help us to bite, cut and chew different kinds of food. ________
Answer: True
In simple words: Different types of teeth work together to bite, cut, tear, and chew food properly.
Exam Tip: Proper chewing aids in smooth digestion by mixing food with saliva.
Write true or false: 8. The portion between crown and root is neck. ________
Answer: True
In simple words: The neck is the narrow region where the crown meets the root of the tooth.
CHOOSE THE CORRECT ANSWER. 1. Grass-eating animals have (tearing teeth / grinding teeth)
Answer: (grinding teeth)
Grass-eating animals need flat molars to grind tough plant matter.
In simple words: Herbivores have grinding teeth to chew grass and leaves.
Exam Tip: Flat grinding teeth help break down cellulose in plants easily.
CHOOSE THE CORRECT ANSWER. 2. Milk teeth starts to grow when the child is about (6 months / 2 years)
Answer: (6 months)
A baby's first milk tooth usually erupts around 6 months of age.
In simple words: Milk teeth start appearing when a baby is about 6 months old.
CHOOSE THE CORRECT ANSWER. 3. We wear this to make crooked teeth straight. (brace or plate / Spectacles)
Answer: (brace or plate)
Braces apply gentle pressure to align crooked teeth over time.
In simple words: Braces are used to straighten misaligned teeth.
Exam Tip: Spectacles are worn to correct vision problems, not teeth.
CHOOSE THE CORRECT ANSWER. 4. These are the sharp edged teeth present in front in each jaw. (incisors / molars)
Answer: (incisors)
Incisors are chisel-shaped front teeth designed for cutting food.
In simple words: Incisors are the sharp-edged front teeth used for biting.
Exam Tip: Molars are broad flat teeth located at the back of the mouth.
CHOOSE THE CORRECT ANSWER. 5. By the time a child is about 12 to 13 years old. He has (32 permanent teeth / 28 permanent teeth)
Answer: (28 permanent teeth)
Before wisdom teeth erupt in late teens, a pre-teen has 28 permanent teeth.
In simple words: Children have 28 permanent teeth before their wisdom teeth grow in later.
COLOUR AND LABEL THE PARTS OF A TEETH

Exam Tip: Wisdom teeth (4 in number) usually appear between ages 17 and 25.
COMPLETE THE TABLE
| KINDS OF TEETH IN HUMANS | NO. OF TEETH IN THE UPPER JAW | WORK THEY DO |
|---|---|---|
| 1. Incisors | 4 | Biting and cutting food |
| 2. Canines | 2 | Tearing flesh |
| 3. Premolars | 4 | Crushing and chewing food |
| 4. Molars | 6 | They grind and crush the food |
Ln 7: Water sources
Fill in the blanks: 1. ________ is the ultimate source of water on earth.
Answer: Rain
In simple words: Rain is the primary source of all fresh water on Earth.
Exam Tip: Oceans contain most of the Earth's water, but rain is the ultimate source of usable fresh water.
Fill in the blanks: 2. ________ is taking place all the time.
Answer: Evaporation (or Water cycle / Evaporation and condensation)
In simple words: Water evaporates from water bodies continuously due to the sun's heat.
Exam Tip: Evaporation turns liquid water into water vapor in the atmosphere.
Fill in the blanks: 3. ________ and ________ bring out underground water.
Answer: Wells, tube wells (or Hand pumps)
In simple words: We dig wells and tube wells to access and pump out underground water.
Fill in the blanks: 4. We get filtered and purified drinking water from ________ in our houses.
Answer: taps (or municipal water supply / water purifiers)
In simple words: Municipal corporations supply treated and purified water directly to our taps.
Exam Tip: Always boil or filter tap water if it is not completely safe for drinking.
Fill in the blanks: 5. ________ at the bottom of the well help to filter the water.
Answer: Sand and gravel (or Pebbles)
In simple words: Layers of sand and gravel act as natural filters at the bottom of wells.
Exam Tip: Natural filtration removes solid impurities from water as it seeps underground.
Fill in the blanks: 6. Salt is obtained from ________ by letting it flow into the water.
Answer: sea water (or shallow pools / salt pans)
In simple words: Sea water is collected in shallow beds where the sun evaporates the water, leaving salt behind.
Exam Tip: Common salt (sodium chloride) is harvested commercially from sea water evaporation ponds.
Fill in the blanks: 7. A tube well uses ________ to draw out underground water.
Answer: electricity (or a pump / motor)
In simple words: Electric pumps are used in tube wells to pull underground water up quickly.
Exam Tip: Tube wells can reach deeper groundwater levels than traditional open wells.
Fill in the blanks: 8. ________ are formed after a rainfall.
Answer: Puddles (or Ponds / Streams)
In simple words: Rainwater collects in low-lying depressions on the ground to form small puddles.
Exam Tip: Puddles usually dry up quickly through evaporation once the sun comes out.
Fill in the blanks: 9. The puddles dry up because of ________ of water by the heat of the sun.
Answer: evaporation
In simple words: Heat from the sun turns liquid puddle water into vapor, making it dry up.
Exam Tip: Evaporation happens faster when the temperature is high and wind is strong.
Fill in the blanks: 10. Rain water that seeps into the earth is known as ________.
Answer: underground water (or groundwater)
In simple words: Water that filters down through soil and rock layers becomes underground water.
Exam Tip: Underground water is an essential source of drinking water across rural and urban areas.
Fill in the blanks: 11. Water from open well is not ________ for drinking.
Answer: safe (or clean / pure)
In simple words: Open wells can easily get contaminated with dust, leaves, and germs, making the water unsafe.
Exam Tip: Open well water must be boiled or purified before consumption to prevent waterborne diseases.
Name the following: 1. Name the chief source of water on the Earth.
Answer: Oceans (or Seas / Rain)
In simple words: Oceans cover most of the Earth and form the chief reservoir of water.
Exam Tip: Although oceans are the largest source, their water is salty and not directly usable without desalination.
Name the following: 2. Name two small water bodies.
Answer: Pond, Stream (or Brook / Well)
In simple words: Ponds and streams are examples of small natural water bodies.
Name the following: 3. Name two large water bodies.
Answer: Sea, Ocean (or Large lake)
In simple words: Seas and oceans are huge bodies of saline water covering the earth.
Exam Tip: Oceans contain about 97% of all water present on Earth.
Name the following: 4. Name two methods by which underground water is obtained.
Answer: Hand pump, Tube well (or Open well)
In simple words: Underground water is brought up to the surface using hand pumps and tube wells.
Exam Tip: Hand pumps use manual physical force, whereas tube wells use electric motors.
Write true or false: 1. Pond water is the main source of water on the earth. ________
Answer: False
In simple words: Oceans and seas are the main sources of water on Earth, not ponds.
Exam Tip: Ponds contain only a tiny fraction of total surface water.
Write true or false: 2. Ponds, seas, lakes water is safe for drinking. ________
Answer: False
In simple words: Natural water bodies contain dirt, germs, and dissolved salts, making them unsafe to drink directly.
Exam Tip: Sea water is too salty, and pond water contains harmful microorganisms.
Write true or false: 3. Underground water is obtained from sea water. ________
Answer: False
In simple words: Underground water comes from rainwater that seeps into the ground, not from the sea.
Exam Tip: Groundwater is generally fresh water filtered through soil layers.
Write true or false: 4. Salt is obtained from sea water. ________
Answer: True
In simple words: Common salt is extracted by evaporating sea water in large shallow pans.
Write true or false: 5. During the rainy season clothes take a long time to dry. ________
Answer: True
In simple words: High humidity and lack of strong sunlight in the rainy season slow down evaporation.
Exam Tip: Clothes dry fastest on hot, dry, and windy days when evaporation is high.
Write true or false: 6. Underground water remains below the surface of the Earth. ________
Answer: True
In simple words: Water stored beneath the earth's crust in soil and rock pores is called underground water.
Exam Tip: The upper level of this underground water is known as the water table.
Write true or false: 7. Tap water is the only kind of water safe for drinking. ________
Answer: False
In simple words: Boiled or filtered water from various clean sources is also safe for drinking.
COLOUR AND LABEL THE WATER CYCLE

Exam Tip: Tap water itself should be filtered or boiled if the municipal supply is not fully treated.
Ln. 8. HOW WATER GETS POLLUTED
NAME THE FOLLOWING: 1. Two diseases caused by water pollution.
Answer: Cholera, Typhoid (or Jaundice / Diarrhea)
In simple words: Drinking polluted water causes waterborne diseases like cholera and typhoid.
Exam Tip: Harmful bacteria and viruses in contaminated water spread these infectious diseases.
NAME THE FOLLOWING: 2. A large mass of water.
Answer: Ocean (or Sea)
In simple words: Oceans are massive continuous bodies of salt water covering the globe.
Exam Tip: There are five major oceans on Earth: Pacific, Atlantic, Indian, Arctic, and Southern.
NAME THE FOLLOWING: 3. The largest river of India
Answer: Ganga (Ganges)
In simple words: The Ganga is the longest and largest river flowing through India.
NAME THE FOLLOWING: 4. Two sea animals
Answer: Whale, Shark (or Dolphin / Octopus)
In simple words: Whales and sharks are common animals that live in the sea.
Exam Tip: Sea animals have specialized adaptations like gills or blowholes to survive in saline water.
NAME THE FOLLOWING: 5. Ganga of the south.
Answer: Kaveri (or Godavari)
In simple words: The river Kaveri is often referred to as the Ganga of South India due to its sacred status.
Exam Tip: Godavari is also known as Dakshina Ganga (Ganga of the South).
Fill in the blanks: 1. ORS stands for ________.
Answer: Oral Rehydration Solution
In simple words: ORS is a special drink given to restore salt and water balance in the body during dehydration.
Exam Tip: ORS can be easily prepared by mixing clean water, sugar, and salt in correct proportions.
Fill in the blanks: 2. Ganga is the holiest river of the ________.
Answer: Hindus (or India)
In simple words: The river Ganga holds great religious and cultural significance in India.
Exam Tip: Protecting the Ganga from pollution is a major national environmental mission.
Fill in the blanks: 3. Sea water is ________.
Answer: salty (or saline)
In simple words: Sea water contains high amounts of dissolved mineral salts, making it taste very salty.
Exam Tip: High salinity prevents humans and land animals from drinking sea water directly.
Fill in the blanks: 4. Dysentery is caused by ________ pollution.
Answer: water
In simple words: Consuming water contaminated with harmful germs causes intestinal infections like dysentery.
Exam Tip: Proper sanitation and boiling drinking water prevent water-related infections.
Write true or false: 1. Water should be boiled or filtered before drinking. ________
Answer: True
In simple words: Boiling or filtering kills disease-causing germs present in drinking water.
Exam Tip: Boiling water for at least 1-3 minutes effectively destroys harmful bacteria and parasites.
Write true or false: 2. We should wash clothes in a river. ________
Answer: False
In simple words: Washing clothes and bathing animals in rivers adds soap and dirt, polluting the water.
Exam Tip: Human activities near natural water sources should be strictly regulated to prevent water pollution.
Write true or false: 3. ORS solution is given to a person who is having loose motions and vomiting. ________
Answer: True
In simple words: ORS helps quickly replace lost body fluids and salts during severe illness like diarrhea.
Write true or false: 4. Environment friendly soaps should not be used. ________
Answer: False
In simple words: Environment-friendly soaps should be used because they do not harm aquatic life or pollute water.
Exam Tip: Biodegradable products help keep our water bodies clean and safe.
Write true or false: 5. Brahmaputra together with Kaveri forms the world's biggest delta at Sunderbans in west Bengal. ________
Answer: False
In simple words: The Ganga and Brahmaputra rivers form the Sunderbans delta, not Kaveri.
Exam Tip: The Sunderbans delta is famous for being the world's largest mangrove forest and delta.
Write true or false: 6. Sea water can be used for drinking. ________
Answer: False
In simple words: Sea water is too salty and unfit for drinking without extensive purification or desalination.
Exam Tip: Drinking high-salinity water dehydrates the human body rapidly.
Ln. 12. Travel to another
Fill in the blanks: 1. ________ is the capital of Oman.
Answer: Muscat
In simple words: Muscat is the capital and largest city of the Sultanate of Oman.
Exam Tip: Muscat is known for its historic forts, mountains, and coastal views.
Fill in the blanks: 2. The study of ________ is known as numismatics.
Answer: coins (and medals / currency)
In simple words: Numismatics is the scientific study or collection of currency, coins, and paper money.
Exam Tip: Numismatists study the history and economic background of coins.
Fill in the blanks: 3. ________ is known as the "father of our nation".
Answer: Mahatma Gandhi
In simple words: Mahatma Gandhi is honored as the Father of the Nation in India for his leadership in freedom struggles.
Exam Tip: His picture appears on all Indian currency notes.
Fill in the blanks: 4. Only ________ trees can be seen in Muscat.
Answer: date palm (or specific desert trees like acacia)
In simple words: Date palm trees are commonly found growing across the arid landscape of Muscat.
Exam Tip: Date palms are well adapted to thrive in hot desert climates.
Fill in the blanks: 5. You will find the National ________ and the picture of ________ on every currency note.
Answer: Emblem, Mahatma Gandhi
In simple words: Indian currency notes feature the national emblem and a portrait of Mahatma Gandhi.
Exam Tip: The national emblem of India consists of the Lion Capital of Ashoka at Sarnath.
Fill in the blanks: 6. Coins and notes contain our ________.
Answer: currency (or national symbols / value)
In simple words: Coins and paper notes represent the official currency of our country.
Exam Tip: The official currency of India is the Indian Rupee (Rs.).
Fill in the blanks: 7. There is ________ on the left side of the wheel and ________ on the right side.
Answer: horse, bull (or bullock / lion / horse and bull on the Ashoka pillar emblem)
In simple words: On the Ashoka pillar emblem, a horse and a bull flank the central wheel (Chakra).
Exam Tip: The wheel on the national flag and emblem represents the Dharma Chakra.
Fill in the blanks: 8. ________ is very cheap in Muscat.
Answer: Petroleum (or Petrol / Oil)
In simple words: Due to rich oil reserves in the region, petroleum products are inexpensive in Muscat.
Exam Tip: Middle Eastern countries are major global exporters of petroleum and crude oil.
TICK THE CORRECT ANSWER. 1. River Mandori is in (a. Mumbai, b. Goa, c. Pune)
Answer: (b. Goa)
River Mandovi (Mandori) is a prominent river flowing through Goa.
In simple words: River Mandovi is located in the state of Goa.
Exam Tip: Mandovi is known as the lifeline of Goa along with the Zuari river.
TICK THE CORRECT ANSWER. 2. When was Mahatma Gandhi born? (a. 2 October 1869, b. 2 December 1869)
Answer: (a. 2 October 1869)
Mahatma Gandhi was born on October 2, 1869, in Porbandar, Gujarat.
In simple words: Mahatma Gandhi's birthday is October 2, 1869.
Exam Tip: October 2 is celebrated annually as Gandhi Jayanti, a national holiday in India.
TICK THE CORRECT ANSWER. 3. What is written below our National Emblem? (a. Bande Mataram, b. Satyameva Jayate)
Answer: (b. Satyameva Jayate)
Satyameva Jayate (Truth alone triumphs) is inscribed in Devanagari script below the emblem.
In simple words: The phrase "Satyameva Jayate" is written below the national emblem.
Exam Tip: This motto is taken from the ancient Indian scripture Mundaka Upanishad.
TICK THE CORRECT ANSWER. 4. The packet Garima's aunt had brought for her had (a. biscuits, b. dates, c. chocolates)
Answer: (b. dates)
In textbook stories regarding travel to Muscat, dates are brought back as a local specialty.
In simple words: Garima's aunt brought sweet dates from Muscat.
Exam Tip: Dates are a traditional dry fruit and major agricultural product of Oman.
Write true or false: 1. Muscat is a desert area. ________
Answer: True
In simple words: Muscat has a hot desert climate surrounded by rocky mountains and sandy terrain.
Exam Tip: Desert areas experience very high temperatures and low annual rainfall.
Write true or false: 2. Petroleum is very costly in Muscat. ________
Answer: False
In simple words: Petroleum is abundant in Oman, making it very cheap compared to water.
Exam Tip: Oil production forms the backbone of the economy in the Gulf region.
Write true or false: 3. There is little or no rainfall in Muscat. ________
Answer: True
In simple words: Muscat receives very scarce rainfall throughout the year due to its desert location.
Write true or false: 4. Muscat has tall buildings. ________
Answer: False
In simple words: Building regulations in Muscat traditionally restrict very tall skyscrapers to preserve historical architecture.
Exam Tip: The city is known for its low-rise white buildings and traditional Omani design features.
Write true or false: 5. Money is made by the government in a mint. ________
Answer: True
In simple words: Government mints are secure manufacturing facilities where coins are produced.
Exam Tip: Printing of paper currency notes is handled by specialized security presses.
Write true or false: 6. In order to pay someone we use notes and coins. ________
Answer: True
In simple words: Cash transactions involve using physical paper notes and metal coins.
Exam Tip: Coins and notes are legal tender authorized by the central bank of a country.
Write true or false: 7. The money can be in the form of coins only. ________
Answer: False
In simple words: Money exists in both physical forms like coins and paper notes, as well as digital forms.
Exam Tip: Paper notes are used for larger denominations while coins are used for smaller values.
Write true or false: 8. Mahatma Gandhi fought British through non-violence. ________
Answer: True
In simple words: Mahatma Gandhi led India's freedom movement using the principles of truth (Satyagraha) and non-violence (Ahimsa).
Exam Tip: His peaceful methods inspired civil rights movements across the entire world.
Water Sources Printable Worksheets and Exercises for Class 4 Environmental Studies
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