🌿 Part 1: Ecosystem Components

1. Which of the following are abiotic factors in an ecosystem?

Sunlight

Trees

Temperature

Soil

Birds

2. What type of interaction occurs when two species compete for the same food source?

Predation

Competition

Symbiosis

Mutualism

3. A relationship where both organisms benefit is called:

Parasitism

Competition

Mutualism

Predation

4. Fill in the blanks:

In a desert ecosystem, the lack of _____________ affects how plants store water, while high _____________ causes animals to be active during cooler parts of the day.

🔬 Part 2: Analyzing Ecosystem Interactions

5. Explain how one abiotic factor influences organism survival in a forest ecosystem. Use specific examples in your answer.

6. Describe the relationship between bees and flowers. What type of interaction is this and why is it important for both organisms?

7. A drought occurs in a grassland ecosystem. Predict what might happen to the grass, rabbits, and hawks in this food chain. Explain your reasoning using evidence.

🎨 Part 3: Ecosystem Design Challenge

8. Design your own ecosystem! In the box below, draw and label at least 3 biotic factors and 3 abiotic factors. Then draw arrows to show 2 different types of interactions between organisms.

9. Explain the interactions you showed in your ecosystem drawing: