TerraNova Science

Question 1

Which planet is known as the Red Planet?

Accepted Answer

Mars

Answer

Mars appears red due to iron oxide (rust) on its surface.

Question 2

What is the process by which plants make their own food using sunlight?

Accepted Answer

Photosynthesis

Answer

Photosynthesis is the process where plants convert sunlight, water, and CO₂ into glucose and oxygen.

Question 3

Which of the following is a conductor of electricity?

Accepted Answer

Copper wire

Answer

Copper is a metal that allows electrons to flow freely, making it an excellent electrical conductor.

Question 4

What type of rock is formed from cooled magma or lava?

Accepted Answer

Igneous

Answer

Igneous rock forms when molten rock (magma or lava) cools and solidifies.

Question 5

Which organ pumps blood throughout the human body?

Accepted Answer

Heart

Answer

The heart is the muscular organ that pumps blood through the circulatory system.

TerraNova Practice Test