An Ecosystem

IV. Answer the following questions about the reading.

1. What does ecology study?

2. What do the ecologists do?

3. What is ecosystem?

4. What components of the ecosystem do we call abiotic?

5. What examples of biotic components do you know?

6. What environmental problems is the world facing nowadays?

7. What do you know about these problems?

8. What are they caused by?

9. What ecological problems are there in your region?

10. How can they be solved?

V. Make up a short summary of this text using the questions given below:

1. How can you headline this text? Why? Explain your point of view.

2. What is the main idea of this text?

3. How many logically complete parts can this text be divided into?

4. How can you finish this text? What sentence can be final in it?

VI. Describe the ecosystem you can see on the picture “An Ecosystem”.

Defining the structure of an ecosystem you should remember that the structure of an ecosystem is determined by the abiotic (nonliving) and biotic (living) components that can be found in that ecosystem. The abiotic component of an ecosystem consists of: energy, matter (nutrients and chemicals) and physical factors.

1. Where does the energy come from?

2. What other abiotic components can you define here?

3. What living organisms are called the producers and why?

4. What animals can be determined as primary and secondary consumers?

5. What organisms do we call decomposers and why?

6. How can you define the type of this ecosystem?

7. What other types of ecosystems do you know?

VII. Read and translate the given text:

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