Speaking

Exercise 1. Describe the picture.

Exercise 2. Describe the picture.

Exercise 3. Describe the picture.

Exercise 4. Describe the picture.

Exercise 5. Describe the picture.

Exercise 6.

1. Describe the picture.

2. What process is shown in the picture?

3. How does carbon cycle work and where does carbon originate from?

4. Where does carbon go in the nature?

5. What do you know about carbon footprint?

Exercise 7.

1. Describe the picture.

2. What does the picture show?

3. What functions does eardrum perform?

4. What do you know about inner ear?

5. What do you know about the organ of balance? Where is it located?

Exercise 8.

1. Describe the picture.

2. What can you say about plant nutrition?

3. What does a leaf consist of and what functions do these parts perform?

4. How does plant nutrition take place?

5. How does plant nutrition differ from animal nutrition?

Exercise 9.

1. Describe the picture.

2. How does phage DNA become prophage?

3. What events happen with phage DNA?

4. What does a bacterium chromosome consist of?

Exercise 10.

1. Describe the picture.

2. Describe the cycle of asexual reproduction (agamogenesis).

3. What development cycle is described in the picture?

4. Describe sexual reproduction cycle.

5. Who is the basic host in sexual reproduction cycle?

Exercise 11. Describe the picture.

1. Describe the picture.

2. What does ubiquinone serve for?

3. What is the chemical compound of mitochondria membrane?

4. Is cytochrome C an interlink? If so, what does it link?

5. What transformations does NADH complex undergo?

6. How does substance transport via inner membrane happen?

Exercise 12.

1. Describe the picture.

2. Which organelle is described in the picture?

3. What are the functions of plasmid?

4. What is cytoplasmic membrane necessary for?

Exercise 13.

1. Describe the picture.

2. How are mitochondria important for an organism?

3. What are crisps necessary for?

4. Are there any double membrane organelles?

Exercise 14.

1. Describe the picture.

2. What is RISC?

3. What is siRNA necessary for?

4. What is the function of protein complex?

Exercise 15.

1. Describe the picture.

2. What can you say about muscles?

3. What are nervous tissues responsible for?

4. What functions do bones and cartilage perform in a living organism?

5. Could you name characteristic features of nervous tissues?

Exercise 16.

1. Describe the picture.

2. How is meiosis I called?

3. In which cells does meiosis take place?

4. What are the common features of mitosis and meiosis?

Exercise 17.

1. Describe the picture.

2. What are the differences between this picture and the one in exercise 11?

3. What are centrioles necessary for?

4. What role do ribosomes play?

Exercise 18.

1. Describe the picture.

2. What kinds of DNA packing in chromosome do you know?

3. What are the functions of Histone proteins?

4. What other proteins participate in DNA packing?

Exercise 19.

1. Describe the picture.

2. What cell is described in the picture?

3. What is Golgi Apparatus necessary for?

4. What functions do nucleus and nucleolus perform?

Exercise 20.

1. Describe the picture.

2. What ate the functions of Lysosome in a cell?

3. What role in cell activity do chloroplasts play?

4. What is Golgi apparatus necessary for?

5. What role does a nucleus play?

6. What similarities and differences in plant and animal cells can you name?