Atmospheric Equilibrium QuizVersion en ligne Test your knowledge on the balance of gases and life in our atmosphere and water bodies. par Saira Thesis 1 What gas do humans exhale? a Nitrogen b Oxygen c Carbon dioxide d Hydrogen 2 What do plants release during photosynthesis? a Carbon dioxide b Nitrogen c Oxygen d Methane 3 Why is gas exchange important for life on Earth? a It creates a natural balance. b It decreases oxygen levels. c It has no effect. d It increases pollution. 4 What principle governs gas concentration in lake water? a Photosynthesis b Evaporation c Equilibrium principles d Gravity 5 What is essential for the survival of aquatic life? a Dissolved oxygen concentration b Temperature c pH level d Carbon dioxide concentration 6 What role does equilibrium play in environmental systems? a Maintaining delicate balance b Reducing pollution c Increasing biodiversity d Enhancing climate change 7 What do plants absorb from the atmosphere? a Oxygen b Carbon dioxide c Nitrogen d Helium 8 What do humans need to survive? a Carbon dioxide b Nitrogen c Oxygen d Argon 9 What is the result of gas exchange between humans and plants? a Higher temperatures b Natural balance of gases c Decreased oxygen d Increased pollution 10 What happens if equilibrium in the atmosphere is disrupted? a It has no effect. b It improves air quality. c It increases biodiversity. d It can threaten life.