Standard Science Primary 6 Interactions

Which of the following human activities is the primary cause of the enhanced greenhouse effect?

A Using CFCs in aerosol cans
B Overfishing in the oceans
C Excessive use of fertilisers in farming
D Burning fossil fuels in factories and vehicles
Show Worked Solution

Worked Solution

Step 1: The greenhouse effect is caused by gases like CO2 trapping heat. Step 2: Burning fossil fuels releases massive amounts of CO2. Step 3: This leads to global warming.

Correct answer: Burning fossil fuels in factories and vehicles

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

Start Free Trial — 7 Days Free