5. Translate the following words and word combinations into Russian.

to supply, purpose, principal parts of the plant, root system, stem, leaves, reproductive part, photosynthesis, vein, typical leaf, species, to produce seeds

6. Translate the sentences, paying attention to different meanings of «as»(as- как, таккак, as…as также, каки).

1. The stem as well as the leaves of this plant is used as feed for livestock.

2. As the young plant grows it needs more water.

3. To know the structure of the plants is as important as to know the functions of its parts.

4. Flowers are very important, as seeds are produced in them.

5. Plants are used as a source of food for man.

6. My father works as an agronomist on the farm.

7. Vascular tubes serve as channels for the distribution of water.

8. The climatic conditions are as important as soil conditions in growing crops.

7. Match the English equivalents with Russian words.

1. косвенно	a) seed
2. существовать	b) source
3. ожидать	c) because of
4. согласно, в соответствии с	d) root
5. сходство	e) stem
6. источник	f) leaf
7. из-за	g) according to
8. корень	h) indirectly
9. стебель	i) to exist
10. лист	j) to expect
11. семя	k) similarity
12. жилка	l) vein

8. Fill in the blanks with appropriate words from the text.

1. Plants are important ……. of food for man.

2. The principle parts of the plant are ….., …… and ……

3. A typical leaf consists of …..

4. A flower is the …… of the plant where ….. are produced.

5. The food used in growth by green plants is …… in the …. from the raw materials taken from the soil and air.

6. To …… the leaves and to …. them with the roots are the main functions of the …..

7. Leaves may be compound as with ….. or simple as in the case of …… tree.

8. A seed consists of an ……. and one or more seed …..

9. Agree or disagree with the following statements (True or False).

1. Stems and leaves are usually under the ground.

2. Seed is the part of the plant where flowers are produced.

3. Plants are very important sources of food for man.

4. Plants supply us with food, clothing and many other things as well.

5. To absorb plant nutrients and water from the soil and to anchor the plant are the main functions of the root.

6. Each flowering plant has leaves.

7. The plant will be too weak to develop its parts well, if conditions for plant growth are bad.

10. Translate the following sentences into English using the vocabulary list.

1. Кислород необходим для прорастания семян.

2. Используемый метод дает хорошие результаты.

3. Растения могут различаться по форме и величине.

4. Некоторые растения не имеют ни листьев, ни цветов.

5. Корни этого растения могут быть очень длинными.

6. Растения снабжают нас пищей и одеждой.

7. Цветок-это часть растения, где образуются семена.

8. Семя состоит из зародыша и одной или двух семенных оболочек.

9. Корни имеют две основные функции - поглощать питательные вещества и воду из почвы и удерживать растение.

10. Растения выращивают и используют для многих целей.