Knowledge Challenge for Grade 7

What is 3/4 as a decimal?

• 0.25

• 0.75

• 0.5

• 1.0

Which system in the human body is responsible for breathing?

• Circulatory system

• Respiratory system

• Nervous system

• Digestive system

What is the name of a shape with four equal sides?

• Circle

• Triangle

• Square

• Rectangle

What is the value of 8 multiplied by 7?

• 64

• 72

• 48

• 56

What is the chemical symbol for water?

• H2O2

• H2O3

• H2O

• O2H

What is the term for a word that has the opposite meaning?

• synonym

• homonym

• antithesis

• antonym

Convert 0.75 to a fraction.

• 2/3

• 1/2

• 4/5

• 3/4

What organ pumps blood throughout the body?

• Liver

• Kidneys

• Lungs

• Heart

How many sides does a hexagon have?

• 6

• 8

• 5

• 4

What is 15% of 200?

• 30

• 25

• 40

• 50