XVII. Find in the text the words from Latin or Greek origin.

 

XVIII. Read the text again. Find the sentences with the following words or word combinations and translate them.

derived from, holds its place, broad subdivisions, plant morphology, paleobotany, study of mosses, grasses

 

XIX. Insert the missing word.

1. Botany is a science which… living and extinct plants.

2. Systematic botany is a study of… and … of plants.

3. Mycology is a study of…, and algology is a study of …

4. Plant morphology is a study of the from a … of plants.

5. Paleobotany is a study of …plants.

 

XX. Translate into English, using Present Prefect Tense:

1. Ученые разделили сферу ботаники на 3 подразделения

2. Сегодня мы изучили текст «Ботаника»

3. Студенты узнали, что генетика изучает бактерии

 

XXI. Turn these sentences into negative and interrogative.

XXII. Tick the sentences that are true and change the ones that are false.

1. Botany is derived from Italian language

2. The scope of botany may be summarized by 3 subdivisions

3. Plant physiology studies life processes.

4. Paleobotany studies fossil bacteria

5. Agrostology studies fossil plants   

    

XXIII. Answer the questions.

1. Is botany derived from Greek “botany”?

2. What does the science deals with?

3. Is the scope of botany very large?

4. What are the main subdivisions of botany?

5. What are many specialized fields of botany? 

6. What kind of botany is systematic botany?

7. What does plant morphology deal with?

 

XXIV. Make a short summary of the text. Use the following word combinations:

      to deal with

      broad subdivisions

      morphology of plants

        physiology of plants

      pathology of plants

 

XXV. Make up a scheme of the text

XXVI. Retell the text

Lesson II

About plants

 

Rules of reading: Letter combination -ea.

Grammar: Present Indefinite Passive.

Text: About Plants.

Assignments to do:

Remember:

The letter combination - ea is pronounced as [i:]

           e.g.: leaves, features, beat.

The letter combination - ea is pronounced as [e] in the following words:

      read, spread, threaten, pleasant, measure, treasure.

 

I. Read the following words and translate them:

read, leap, reason, mean, beat, peak, teach steak, cream, please, weak, leap.

 

Remind Grammar (look at grammar reference)

 

II. Answer the questions.

What is the formula of present Passive?

How does a regular verb form its Participle II?

Where do we find Participle II from irregular verb?

How is the verb “to be” conjugated in the Present Indefinite?

When do we use Passive Voice?

 

III. Form Participle II from the following verbs and translate them:

to make, to develop, to relate, to consist of, to live, to call, to complete.

 

IV. Translate the following verbs in the Passive Voice:

     to be made, to be developed, to be related, to be called, to be completed.

 

V. Translate the following sentences paying attention to the Voice (Active or Passive):

1. We call them plants.

2. They are called plants.

3. Hydrogen is prepared by a method of organic chemistry.

4. D. L. Mendeleyev opened the Periodic Table.

5. All the chemical elements are placed in the Periodical Table.

 

VI. Translate into English.

1. Книга была выпущена в 1920 г.

2. Кислород и водород смешиваются в атмосфере.

3. Имя этого ученого известно во всем мире.

4. Она была приглашена на вечер.

5. Эксперименты были вчера проведены.

 

VII. Read and memorize the following words:

a feature                                         1. черта, особенность.

to relate                                          2. относиться, иметь ввиду. 

vegetative                                      3. растительный, вегетативный.

to consist of                                   4. состоять из чего-л.

flat                                                 5. плоский.

to absorb                                        6. впитывать, поглощать.

to display                                       7. украшать.

to list                                              8. вносить в список.

length                                             9. длина, продолжение.

 annual                                          10. однолетний, годовой.

 biennial                                        11. двухлетний.

 perennial                                      12. многолетний.

 corn                                              13. зерно, зернышко.

 growing                                        14. растущий.

 to mature                                      15. созреть, вполне развиться.

 winter-wheat                                16. озимая пшеница.  

 the fall                                          17. осень.

 to anchor                                      18. закреплять, укреплять.

 a root                                            19. корень. 

 a stem                                           20. ствол, стебель.

 a leaf                                             21. лист.

 a flower                                        22. цветок.

 a seed                                           23. семя, зерно.