1. Which organ pumps blood to all parts of our body?
The heart pumps blood throughout our body.
2. Which organs help us breathe?
Our lungs help us take in oxygen and breathe.
3. Which organ helps control our body and thoughts?
The brain controls many activities of our body and helps us think.
4. Which part of the body helps us chew food?
Teeth break and chew food into smaller pieces.
5. How many senses do humans commonly have?
The five commonly taught senses are sight, hearing, smell, taste, and touch.
6. Which is the largest organ of the human body?
Skin covers and protects the entire outside of our body.
7. Which sense organ helps us smell?
The nose helps us detect different smells.
8. Which organ helps us taste food?
The tongue helps us taste different kinds of food.
9. What gives our body support and shape?
Bones form our skeleton and give our body support and shape.
10. What carries oxygen around our body?
Blood carries oxygen and other useful substances around the body.
11. What is the main source of light and heat for Earth?
The Sun gives Earth most of its light and heat.
12. Which planet is closest to the Sun?
Mercury is the planet closest to the Sun.
13. On which planet do we live?
Earth is the planet where humans, animals, and plants live.
14. Which is the largest planet in our Solar System?
Jupiter is the largest planet in our Solar System.
15. Which planet is famous for its beautiful rings?
Saturn is well known for its large and beautiful ring system.
16. What is Earth’s natural satellite?
The Moon is Earth’s natural satellite.
17. How many days are there in one week?
There are seven days in a week.
18. How many months are there in one year?
A year has 12 months.
19. How many hours are there in one day?
One full day has 24 hours.
20. How many minutes are there in one hour?
One hour has 60 minutes.
21. Which part of a plant usually makes food?
Green leaves use sunlight to help the plant make food.
22. Which part of a plant absorbs water from the soil?
Roots absorb water and minerals from the soil.
23. Which gas do humans need to breathe?
Humans need oxygen for normal breathing and life.
24. Which gas do green plants take in from the air to make food?
Plants use carbon dioxide, water, and sunlight to make food.
25. Which fruit is known as the national fruit of India?
Mango is the national fruit of India.
26. Which tree is the national tree of India?
The Banyan tree is the national tree of India.
27. Which flower is the national flower of India?
The Lotus is the national flower of India.
28. Which flower grows in water and is India’s national flower?
The lotus commonly grows in ponds and other freshwater bodies and is India’s national flower.
29. Which animal is commonly kept on farms and gives us milk?
Cows are commonly raised on farms and provide milk.
30. What is the largest animal known to live on Earth?
The blue whale is the largest animal known to have lived on Earth.
31. Which land animal is famous for being the fastest?
The cheetah is famous for its very high running speed.
32. Which animal has a very long neck?
The giraffe is known for its extremely long neck.
33. Which animal is often called the king of the jungle?
The lion is popularly called the king of the jungle.
34. Which is the national animal of India?
The Bengal tiger is the national animal of India.
35. Which is the national bird of India?
The Indian peacock is the national bird of India.
36. Which animal has a trunk?
An elephant uses its long trunk to breathe, smell, drink, and pick up things.
37. Which animal is well adapted to living in deserts?
The camel is well adapted to hot and dry desert environments.
38. Which bird cannot fly but is an excellent swimmer?
Penguins cannot fly, but they use their wings to swim very well.
39. Which animal has eight legs?
Spiders are arachnids and have eight legs.
40. Which insect makes honey?
Honeybees make honey from nectar collected from flowers.
41. Which is the largest ocean on Earth?
The Pacific Ocean is the largest ocean on Earth.
42. What is the highest mountain above sea level?
Mount Everest has the highest elevation above sea level.
43. What do we call a natural flow of water moving across land?
A river is a natural stream of flowing water.
44. Which place usually receives very little rainfall?
Deserts are very dry regions that usually receive little rainfall.
45. In which country is the Taj Mahal located?
The Taj Mahal is a famous monument in Agra, India.
46. What is the capital of India?
New Delhi is the capital of India.
47. What is the currency of India?
The Indian rupee is the currency of India.
48. Which language is written in the Devanagari script?
Hindi is commonly written using the Devanagari script.
49. Who wrote the national anthem of India?
Rabindranath Tagore wrote “Jana Gana Mana,” India’s national anthem.
50. What is another common name for India’s national flag?
India’s national flag is commonly called the Tricolour because it has three main colours.
51. Which colour is at the top of the Indian national flag?
The top band of India’s national flag is saffron.
52. What is the blue wheel in the centre of India’s flag called?
The blue wheel in the centre of the Indian flag is called the Ashoka Chakra.
53. How many players are there in a cricket team on the field?
A cricket team has 11 players on the field while playing.
54. Which sport is played with a round ball and goals at both ends?
Football is played with a round ball, and teams try to score goals.
55. Which sport uses a racket and a shuttlecock?
Badminton is played using rackets and a shuttlecock.
56. Which game is played on a board with black and white pieces?
Chess is a board game played with black and white pieces.
57. Which activity is done in a swimming pool?
Swimming is an activity performed in water, often in a swimming pool.
58. Which vehicle usually has two wheels and is moved by pedalling?
A bicycle normally has two wheels and is powered by pedalling.
59. Which vehicle runs on railway tracks?
Trains travel along railway tracks.
60. Which vehicle travels through the air?
An aeroplane is designed to travel through the air.
61. Which vehicle is commonly used to travel on seas and oceans?
Ships are designed to travel on water, including seas and oceans.
62. Who treats people when they are sick?
Doctors diagnose and treat illnesses and help people stay healthy.
63. Who helps students learn at school?
A teacher helps students learn new subjects and skills.
64. Who grows crops such as wheat and rice?
Farmers grow crops and help provide food for people.
65. Who flies an aeroplane?
A pilot is trained to fly an aeroplane.
66. Who helps maintain law and order and protect people?
Police officers help maintain law and order and protect the public.
67. Who helps put out fires?
Firefighters are trained to fight fires and help people during emergencies.
68. Where can we send letters and parcels?
A post office provides postal services for letters and parcels.
69. Where can we borrow books to read?
A library has books that people can read or borrow according to its rules.
70. Which signal tells vehicles to stop when it is red?
A red traffic light tells vehicles to stop.
71. Where should pedestrians usually cross a busy road when one is provided?
A zebra crossing is a marked place designed to help pedestrians cross roads safely.
72. What should we wear while travelling in a car to improve safety?
Seat belts help protect passengers during sudden stops or crashes.
73. What should a bicycle rider wear to protect the head?
A properly fitted helmet helps protect the head during a fall or crash.
74. What are the three main colours of a traffic light?
Traffic lights use red, yellow, and green signals to control traffic.
75. What should we do with suitable waste materials instead of throwing them away?
Recycling allows some waste materials to be processed and used again.
76. Which living things help keep the air cleaner and provide oxygen?
Trees take in carbon dioxide and release oxygen during photosynthesis.
77. Which natural resource do humans need every day for drinking?
Clean water is essential for drinking and many other daily activities.
78. What is water falling from clouds called?
Rain is water that falls from clouds to Earth’s surface.
79. What is a visible collection of tiny water droplets or ice particles in the sky?
Clouds are made of tiny water droplets or ice crystals floating in the atmosphere.
80. How many main directions are there: north, south, east and west?
The four main directions are north, south, east, and west.
81. Which computer device is mainly used for typing letters and numbers?
A keyboard is used to type letters, numbers, and other characters.
82. Which computer device is commonly used to point, click and select items?
A computer mouse is commonly used to point, click, and select things on a screen.
83. Which computer part shows pictures and information on a screen?
A monitor displays text, pictures, videos, and other information.
84. Which device can print information on paper?
A printer produces a paper copy of digital information.
85. What helps computers and other devices connect and share information around the world?
The Internet connects computers and devices so they can exchange information.
86. Which shape has three sides?
A triangle has three sides and three corners.
87. Which shape has four equal sides?
A square has four equal sides and four corners.
88. Which shape has no straight sides or corners?
A circle is round and has no corners or straight sides.
89. How many centimetres are there in one metre?
One metre is equal to 100 centimetres.
90. Which unit is commonly used to measure the weight of a bag of rice?
Kilograms are commonly used to measure the mass of items such as bags of rice.
91. In which direction does the Sun appear to rise?
The Sun appears to rise in the east.
92. In which direction does the Sun appear to set?
The Sun appears to set in the west.
93. Which season is usually the coldest?
Winter is generally the coldest season of the year.
94. Which season is usually the hottest?
Summer is generally the hottest season of the year.
95. Which planet is the smallest in our Solar System?
Mercury is the smallest planet in our Solar System.
96. Which planet is often called the Red Planet?
Mars is called the Red Planet because of the reddish colour of its surface.
97. How many colours are traditionally seen in a rainbow?
A rainbow is traditionally described as having seven colours.
98. Which gas makes up about one-fifth of Earth’s atmosphere and is important for breathing?
Oxygen makes up about 21% of Earth’s atmosphere and is essential for human breathing.
99. Which animal has black-and-white stripes?
Zebras are famous for their distinctive black-and-white stripes.
100. Which substance is essential for all known forms of life and covers much of Earth’s surface?
Water is essential for life and covers about 71% of Earth’s surface.