Nutrient Cycle

Multiple Choice

What cycle is shown in the diagram?

• The Life Cycle

• The Nitrogen Cycle

• The Carbon Cycle

• The Water Cycle

Multiple Choice

The picture shows the effects of human activities in which natural cycle?

• Water Cycle

• Carbon Cycle

• Nitrogen Cycle

Multiple Choice

What is one of the most important processes that removes carbon from the atmosphere? 

• photosynthesis
• cellular respiration
• erosin
• soil respiration

Multiple Choice

Identify the cycle pictured.

• The Water cycle
• The Carbon cycle
• The Nitrogen cycle
• The Phosphorus cycle

Multiple Choice

What role do animals play in the carbon cycle?

• absorb carbon dioxide from the atmosphere
• give off carbon dioxide through respiration
• combustion
• decomposing matter

Open Ended

Give two processes that change the state of matter in the water cycle.

Open Ended

Azwan started growing vegetables around his house to save on groceries. He uses tap water to water the plants more than twice daily which causes an overconsumption of water. In your opinion, is Azwan's method correct ? Justify your answer.