CBSE Class 5 EVS Rhythms of Nature Worksheet Set 03

Fill in the Blanks

Question. When it is daytime in India, countries located in the western _________ experience night.
Answer: hemisphere
Explanation: Because our round Earth spins in space, when India faces the bright Sun, the western half of the globe is turned away in the dark.

Question. One complete spin of the Earth on its axis takes approximately _________ hours.
Answer: 24
Explanation: A full day has 24 hours because that is exactly how long our Earth takes to make one complete turn like a top.

Question. Assam receives heavy rainfall during the _________ season because it is surrounded by high mountains.
Answer: monsoon
Explanation: Rain-bearing clouds get trapped by the tall green mountains of Assam, pouring down lots of fresh rainwater.

Question. In a torch and globe activity, the flashlight represents the _________.
Answer: Sun
Explanation: The flashlight shines steady light in one direction, just like the real Sun shines on our Earth.

Question. In northern India, a common regional name for the winter season is _________.
Answer: Jaada (or Sardi)
Explanation: People in Hindi-speaking regions lovingly call the cold, chilly months 'Sardi' or 'Jaada'.

True or False

Question. Only one half of the Earth faces the Sun at any given time.
Answer: True
Explanation: Because the Earth is shaped like a giant round ball, sunlight can only illuminate the side looking directly at the Sun.

Question. Winters in Kerala are much colder than winters in the Kashmir valley.
Answer: False
Explanation: Kashmir is high up in the cold snowy mountains, while coastal Kerala stays warm and pleasant near the sea.

Question. Rising pollution and deforestation can cause noticeable differences in our seasons over the years.
Answer: True
Explanation: Cutting down green trees and polluting the air heats up our planet and disturbs the natural seasonal cycles.

Question. Summer crops like rice and watermelon grow best during cold winter months.
Answer: False
Explanation: Juicy watermelons and rice need warm sunshine and plenty of water, which makes them grow best in hot summer and monsoon.

Question. The side of the Earth facing away from the Sun experiences daytime.
Answer: False
Explanation: The side turned away from the Sun stays in shadow, which means it experiences night.

Question. Cutting down trees and increasing pollution can alter the natural pattern of seasons.
Answer: True
Explanation: When forests are cut down, the Earth warms up, causing irregular rains and hotter summers.

Question. Mountains and rivers take a very long period, often many years, to change.
Answer: True
Explanation: Giant natural formations like mountains and rivers wear down very slowly over hundreds of years.

Question. Winter in Kashmir brings snow because it is located in a high elevated region.
Answer: True
Explanation: Up high in tall mountain valleys, the air is freezing cold, turning rain into soft white snow.

Question. Turning a light on and off is an event that takes several years to happen.
Answer: False
Explanation: Flipping a light switch happens in less than a second!

Match the Following

Answer: 1 → Winter harvest, 2 → Spring, 3 → Autumn, 4 → Spring harvesting & New Year
Explanation: In India, most major festivals are joyful celebrations that welcome new seasons and celebrate bountiful farm harvests.

Answer: The six Indian seasons correspond systematically to specific months and traditional Hindi names.
Explanation: Our ancient calendar divides the twelve months of the year into six pairs, giving two months to each distinct season.

Match the Following

Answer: 1 → (c), 2 → (a), 3 → (b), 4 → (d)
Explanation: Indian festivals celebrate the changing rhythm of nature, welcoming harvests, fresh flowers, and new seasons.

Answer: India recognizes six distinct seasons across the twelve months of the year.
Explanation: The traditional Indian calendar pairs every two months with a specific natural season.

Questions / Short Question Answers

Question. Can you think of something that takes a really long period to change, maybe over years?
Answer: Mountains, rivers, and forests take many years to change. A person growing old happens slowly over a lifetime, and the size of a whole city expands slowly over decades.
Explanation: Giant rocks, forests, and big cities grow and change very gradually over many years.

Question. Study the globe and write in the space given below, when it is day time in India, which nations will have night?
Answer: When it is daytime in India, countries on the opposite side of the globe—such as the United States, Canada, Brazil, Mexico, and Chile—will have night.
Explanation: Because India is facing the Sun in the light, the countries behind the curve of the ball are hidden in darkness.

Question. What about something that alters within just a few years?
Answer: A child growing taller, a new school building being constructed, or a tiny sapling growing into a young leafy tree can happen in 2 to 3 years.
Explanation: In just a couple of years, you grow out of your old clothes and shoes because your body grows fast!

Question. Winter in Kerala is distinct from winter in Kashmir valley. Why do you think it is so?
Answer: Kashmir is high in the northern mountains where freezing winds cause cold temperatures and snowfall. Kerala is located along the southern coast where the sea breeze keeps the weather warm and pleasant.
Explanation: High mountains are always cold and snowy, while ocean coasts stay warm and breezy.

Question. Are there shifts that happen every year, again and again?
Answer: Yes, seasons repeat every year. Flowers bloom in spring, trees shed leaves in autumn, migratory birds fly to warmer places in winter, and rivers fill with water during the monsoon.
Explanation: Nature follows a circular path where heat, rain, and cold come back every single year.

Question. Did you observe how the light made day on one side of the globe and night on the other?
Answer: Yes, the side of the globe facing the torchlight is bright and has day, while the side in the shadow away from the torch is dark and has night.
Explanation: Just like a ball in front of a flashlight, only the front gets bright while the back stays dark.

Question. Can you name something that transforms in just a few minutes or even seconds?
Answer: The color of the sky during sunset, the movement of clouds, lightning during a thunderstorm, a balloon popping, or switching a light on and off take only seconds.
Explanation: Some things happen in the blink of an eye, like a flash of lightning across a stormy sky.

Question. How do you feel when the season shifts? Would you prefer one season to continue throughout the year?
Answer: Changing seasons bring excitement because each season brings special fruits, games, and clothes. Having only one season all year would be boring, as crops would not grow properly and animals could not migrate.
Explanation: Having different seasons brings joy—we get to eat sweet mangoes in summer, splash in rain puddles, and drink hot soup in winter!

Question. Ask your family members and describe about seasons. Do you find any major differences in the patterns?
Answer: Elders notice that summers are becoming hotter, winters are shorter than in the past, and monsoon rains are often irregular due to cutting down of trees, pollution, and global warming.
Explanation: When we pollute the air and cut down trees, our Earth gets warmer and seasonal weather gets disturbed.

Question. Share your experience of seasons’ recording.
Answer: Journaling helps us closely observe how trees bloom in spring, how rains bring green grass and frogs in monsoon, and how birds and people adapt to chilly winter mornings.
Explanation: Drawing and writing about nature helps us learn how animals, plants, and weather change together.

Questions / Short Question Answers

Question. What about something that shifts within just a few years?
Answer: Our height, appearance, shoe size, and learning skills change within just a few years as we grow from one school grade to another.
Explanation: As you grow older, your body gets taller and you become smarter and more capable within a few short years.

Question. Can you think of something that takes a really long time to transform, maybe over years?
Answer: The growth of a tree takes a very long time. It takes many years for a tiny sapling to grow into a massive, shady tree.
Explanation: Big banyan and neem trees need many years of sunshine and water to grow thick trunks and leafy branches.

Question. Winter in Kerala is distinct from winter in Kashmir valley. Why do you think it is so?
Answer: Kashmir is located near high northern mountains, making its winters freezing cold and snowy. Kerala is located near the sea in the south, where sea breezes keep the climate mild and warm all year round.
Explanation: Places near snowy mountains get very cold, while places next to ocean beaches stay warm and pleasant.

Question. Are there changes that occur every year, again and again?
Answer: Yes, the cycle of seasons repeats every year without fail, bringing summer, monsoon, autumn, pre-winter, winter, and spring in a continuous rhythm.
Explanation: Nature repeats its warm, rainy, and chilly periods in the exact same order every single year.

Question. Study the globe and explain: when it is daytime in India, which nations will have night?
Answer: Countries on the opposite side of the globe in the Western Hemisphere—such as the United States of America (USA), Canada, Mexico, Brazil, Chile, and Argentina—will experience night.
Explanation: When India turns towards the Sun for morning light, the countries on the other side of the round ball are turned away into shadow.

Vocabulary Activity - "Guess the Word"

Question. Identify the Hindi word: What is the traditional name for the spring season when flowers blossom and new leaves grow?
Answer: Basant (Vasanta)
Explanation: Basant is the cheerful season when yellow mustard flowers bloom and the weather is pleasant.

Question. Identify the spinning motion: The spinning of the Earth on its axis that causes sunrise and sunset.
Answer: Rotation
Explanation: When the Earth turns completely around itself in 24 hours, we call this movement rotation.

Question. Name the crop category: Crops like wheat, barley, mustard, and peas that grow best in the colder months.
Answer: Winter Crops (Rabi crops)
Explanation: These crops like cool, mild weather and are sown at the beginning of winter.

Question. Identify the model: A small spherical globe that shows how our planet is tilted and spins.
Answer: Globe
Explanation: A globe is a mini model of planet Earth that shows all seven continents and blue oceans.

Question. Guess the season: The hot season when people wear cotton clothes, drink cold water, and eat mangoes.
Answer: Summer (Grishma / Garmi)
Explanation: Summer brings long sunny days, warm sunshine, and sweet, juicy mangoes.

Vocabulary Activity - "Guess the Word"

Question. Identify the season: In this pleasant season, colorful flowers blossom, birds build nests, and the weather is neither too hot nor too cold.
Answer: Spring (Vasanta / Basant)
Explanation: Spring is the cheerful season when trees wake up from winter sleep and put on a show of colorful flowers.

Question. Identify the spinning motion: The spinning of the Earth around its own tilted axis that creates day and night.
Answer: Rotation
Explanation: Rotation is when an object spins on its own center line, just like a spinning top or a twirling dancer.

Question. Guess the Hindi word: The traditional term used for the rainy season when rivers fill up and frogs croak.
Answer: Varsha (or Barsaat)
Explanation: 'Barsaat' or 'Varsha' means the rainy season that cools down the scorching summer heat.

Question. Identify the imaginary line: The invisible rod running straight through the center of the Earth from the North Pole to the South Pole.
Answer: Axis
Explanation: Earth spins around this tilted imaginary center line every 24 hours, bringing us sunrise and sunset.