CBSE Class 5 EVS Rhythms of Nature Worksheet Set 02

Fill in the Blanks

Question. Shifts that repeat every year in a pattern are called _________.
Answer: Seasons
Explanation: When the weather changes regularly from summer to rain and then to winter every year, we call these periods seasons.

Question. _________ singing is a natural signal used by farmers in Odisha to start planting.
Answer: Koel's
Explanation: The sweet song of the koel bird tells farmers that the monsoon rain is coming, so it is time to sow seeds.

Question. The Earth spins from _________ to _________, causing day and night.
Answer: West, East
Explanation: Because our Earth turns towards the east, the Sun always seems to rise in the east and set in the west.

Question. _________ is the Hindi word used for the summer season.
Answer: Grishma
Explanation: Grishma is the traditional Indian name for the hot summer months when the sun shines very brightly.

Question. During the _________, snakes come out of their holes.
Answer: Monsoon
Explanation: When heavy rainwater fills up the underground burrows of snakes, they come out to stay dry and safe.

Question. The Earth appears round like a _________, which is why we use a _________ to model it.
Answer: Ball, globe
Explanation: Our planet is shaped like a giant ball, so scientists made the globe as a small model to study it.

Question. _________ crops like mustard and wheat grow best in chilly months.
Answer: Winter
Explanation: Crops like wheat and mustard do not like too much heat; they grow nicely in cool winter weather.

Question. The rotation of Earth on its axis creates _________ on one side and on the other.
Answer: Day, Night
Explanation: As the Earth spins, the half facing the Sun enjoys daylight while the half facing away stays in dark night.

True or False

Question. Seasons follow a natural rhythm and recur every year.
Answer: True
Explanation: Seasons arrive in the exact same order every single year, just like the ticking of a clock.

Question. The Sun travels around the Earth, causing day and night.
Answer: False
Explanation: The Sun stays in its place; day and night happen because our Earth spins around itself like a top.

Question. Diwali is a festival observed during the rainy season.
Answer: False
Explanation: Diwali is celebrated around October or November during autumn, when the rainy monsoon has already ended.

Question. The Earth is shaped like a cube and is completely level.
Answer: False
Explanation: The Earth is not flat or box-shaped; it is spherical and curved all around like an orange.

Question. All places on Earth witness the same seasons at the same time.
Answer: False
Explanation: Different parts of the world have different seasons at the same time because the Earth is tilted toward the Sun in different ways.

Questions / Short Question Answers

Question. Which location is the wettest in India?
Answer: Mawsynram in Meghalaya.
Explanation: Mawsynram gets the highest amount of rainfall in India and in the whole world because high hills trap rain-filled clouds there.

Question. What do you understand by globe?
Answer: A globe is a three-dimensional, round model of the Earth that shows where land, oceans, and countries are located, and how the Earth spins.
Explanation: A globe is like a mini-Earth that you can spin on your desk to see what our planet looks like from space.

Question. Mention the step ants take just before rainfall.
Answer: Ants carry their eggs to higher ground or safer, raised spots before it rains.
Explanation: Ants can sense moist air and quickly move their tiny eggs uphill so that rainwater does not wash them away.

Question. How does the Earth's rotation produce day and night?
Answer: The Earth constantly spins on an imaginary center line called an axis once every 24 hours. The side that faces the Sun gets bright light (day), and the side turned away is in the dark (night).
Explanation: Imagine holding a ball in front of a flashlight; only one side gets light while the other side stays dark. That is how day and night work!

Question. Describe the shape of our world.
Answer: Our Earth is shaped like a sphere (a round ball), slightly flattened at the North and South Poles.
Explanation: It looks just like a round cricket ball floating in dark space.

Question. 'Farming relies on changing seasons in India'. Explain.
Answer: Indian farming depends on seasonal weather and rainfall. Farmers sow rice and maize during the monsoon because these crops need plenty of water, while they grow wheat and mustard in winter when the air is cooler.
Explanation: Farmers need rain and sunshine at the right times so their crops can grow big, healthy, and full of food.

Question. Name the bird whose singing indicates the arrival of rain in Odisha.
Answer: The Koel (cuckoo).
Explanation: The koel sings loudly and happily from leafy tree branches right before the monsoon rains start pouring.

Question. Mention the natural changes we observe as seasons pass.
Answer: As seasons change, the temperature goes up or down, trees grow green leaves or drop them, flowers blossom, and animals like birds travel to warmer places.
Explanation: You can notice seasons changing just by looking outside at leaves falling, flowers blooming, or feeling hot and cold air.

Question. Which of the following is a recurring natural rhythm? (a) Day and night (b) Seasons (c) Blooming of flowers (d) All of these
Answer: (d) All of these
Explanation: Day and night, the four seasons, and flowers blooming all happen again and again in nature's regular cycles.

Question. Suppose it is daytime in India. Can you explain why it would be night in some other nations at the same time?
Answer: Because the Earth is round like a ball, the Sun can only light up one half of it at a time. When India faces the Sun, it is daytime here, but countries on the opposite side of the globe are turned away from the Sun and stay dark, having night.
Explanation: When you shine a torch on a ball, the back of the ball stays dark. India is in the light, while countries on the other side are in the dark!

Question. How do seasons influence our daily lives and environment throughout the year?
Answer: Seasons tell us what clothes to put on (light cotton in summer, warm sweaters in winter), what food to eat, and what festivals to celebrate. In nature, seasons change the warmth of the air, the flow of rivers, and when plants grow fruits.
Explanation: Seasons change everything around us—from the ice creams we enjoy in summer to the warm blankets we snuggle under in winter!

Match the Following

Answer:
(i) Grishma — (d) Hot sunny days and warm breeze
(ii) Varsha — (c) Heavy rains and flooded streams
(iii) Vasanta — (b) Fresh blooming flowers
(iv) Shishir — (a) Cool winds and warm sunshine
Explanation: Grishma is hot summer, Varsha is rainy monsoon, Vasanta is colorful spring, and Shishir is chilly winter.

Vocabulary Activity - "Guess the Word"

Question. Solve the analogy: Grishma (Summer) : Hot winds :: Shishir (Winter) : _________
Answer: Cold winds
Explanation: In summer, the blowing winds feel very hot, but during winter, the breeze feels icy and cold.

Question. Unscramble the letters to form a correct word: RHEAT
Answer: Earth
Explanation: Earth is the beautiful planet we all live on, full of trees, water, and animals.

Question. Finish the analogy: Pongal : Harvest :: Holi : _________
Answer: Spring
Explanation: Pongal celebrates gathering the winter crops, while Holi celebrates the arrival of pleasant spring.

Question. Unscramble the letters to form a valid word: GHTIN
Answer: Night
Explanation: Night is the dark time of day when the Sun has set and the stars shine in the sky.

Question. Fill the analogy: Lighted side of globe : Day :: Dark side of globe : _________
Answer: Night
Explanation: The side of the globe that catches the light has daytime, while the side in shadow has nighttime.

Question. Unscramble the letters to discover the correct word: GHTIL
Answer: Light
Explanation: Light from the Sun brightens our day and helps plants make their food.

Question. Unscramble the letters to form a meaningful word: BOELG
Answer: Globe
Explanation: A globe is a round model of our Earth that shows all the continents and blue oceans.

Question. Unscramble the letters to reveal the correct word: ANMUH
Answer: Human
Explanation: A human is a person like you, your teacher, or your parents.

Question. Unscramble the letters to find the correct word: ASSSEON
Answer: Seasons
Explanation: Seasons are the repeating cycles of summer, rainy weather, and winter that visit us every year.