Topic Details (Notes format)

What is the main component of the human skeleton?

Which organelle is known as the "powerhouse of the cell"?

What is the chemical symbol for the element iron?

Which gas is most abundant in Earth’s atmosphere?

Which gas is commonly used in balloons to make them float?

What is the primary function of white blood cells?

Which is the smallest bone in the human body?

What is the SI unit of power?

Which organ stores and releases glucose in the human body?

Which gas is used in fire extinguishers?