Olympiad class 4 GK Science and Technology
1 / 25
Which layer of the Earth is liquid?
2 / 25
What is the hardest natural substance on earth?
3 / 25
What is the chemical symbol for gold?
4 / 25
Which simple machine is a ramp?
5 / 25
Which planet is known as the Red planet?
6 / 25
What is the primary component of natural gas?
7 / 25
Which planet is known for its rings?
8 / 25
Which part of the flower becomes the fruit?
9 / 25
What is the unit of electrical resistance?
10 / 25
Which is the fastest land animal?
11 / 25
What kind of energy does the sun provide?
12 / 25
What is the main source of energy for photosynthesis?
13 / 25
What do bees collect from flowers?
14 / 25
Which animal group does a frog belong to?
15 / 25
Which planet has the most moons?
16 / 25
What is the chemical formula for water?
17 / 25
What is the boiling point of water?
18 / 25
How many bones does an adult human have?
19 / 25
What is the center of our solar system?
20 / 25
What is the chemical formula for table salt?
21 / 25
What is the smallest unit of life?
22 / 25
Which planet is closest to the Sun?
23 / 25
What is the name of the largest bone in the human body?
24 / 25
25 / 25
What is H2O more commonly known as?
Your score is
