Standard Science Primary 6 Energy

Which of the following is the original source of energy for almost all living things on Earth?

A Air
B Water
C Plants
D The Sun
Show Worked Solution

Worked Solution

Step 1: Plants use photosynthesis to make food. Step 2: Photosynthesis requires light energy from the Sun. Step 3: Animals then eat plants or other animals. Step 4: Therefore, the Sun is the ultimate source.

Correct answer: The Sun

Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.

Start Free Trial — 7 Days Free