G3 & G4 Olympiad Final Round

1. Which of these is a living thing?
   

• Rock

• Fish

• Chair

• Balloon

Answer explanation

Fish is a living thing because it grows and breathes.

2. Which device is used to print documents?

• Mouse

• Keyboard

• Monitor
  

• Printer

Answer explanation

A printer is used to print documents.

3. Which material is best for building a strong bridge?

• Paper

• Wood

• Plastic

• Metal

Answer explanation

Metal is strong and used for bridges.

4. What color do you get when you mix blue and yellow?

• Orange

• Green

• Purple

• Brown

Answer explanation

Blue + Yellow = Green

5. What is the next number in this pattern?
   12, 14, 16, 18,  ____

• 19

• 20

• 21

• 22

Answer explanation

The pattern increases by 2, so the next number is 20.

6. Which of the following does NOT produce its own light?

• Sun

• Candle

• Moon

• Torch

Answer explanation

The moon reflects light from the sun but does not produce its own light.

7. A robot follows these commands:

   1. Move forward 3 steps.

   2. Turn right.

   3. Move forward 2 steps.

   4. Turn left.

   5. Move forward 1 step.

   Where will the robot be if it starts at (0,0) facing north?
   

• (3,2)

•  (3,3)

• (2,3)
  

• (3,1)

Answer explanation

The robot moves according to the steps and reaches (3,3).

8. Which body system helps you breathe?

• Digestive system

• Circulatory system

• Nervous system

• Respiratory system

9. Which of these shapes has only one line of symmetry?
   

• 
• 
• 
• 

Answer explanation

A triangle can have one line of symmetry, depending on its type.

10. Lina eats 1/4 of a pizza, and her friend eats 1/2 of the same pizza. How much of the pizza is left?

• 1/4

• 3/4

• 2/4

• None

Answer explanation

1/4 + 1/2 = 3/4 eaten, so 1/4 is left.