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Арсланова Г.А. и др. Essential English for Biology Students.doc
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I. Quick check:

1. Which type of natural selection does artificial selection resemble?

2. What effect does: a) inbreeding; b) outbreeding have on the genetic diversity of a population?

3. Give two possible explanations of hybrid vigour in plants produced by a cross between two different strains of pure-breeding plants.

II. Fill in the missing words:

Term (verb)

Noun

Adjective

suit

.......

.......

resist

.......

.......

interact

.......

.......

value

.......

.......

cultivate

.......

.......

desire

.......

.......

III. Use monolingual English dictionary and write down what could the words given below mean:

breeding, desirable, seed, cultivation, stem, crop.

IV. Match these words with their definitions:

1

decrease

A.

the seeds of crops

2

modern

B.

living in natural state, not changed or controlled by humans

3

famine

C.

the preparation and use of land for growing crops

4

yield

D.

to go down to a lower level

5

grain

E.

happening because someone has made it happen and not as a part of a natural process

6

hybrid

F.

physical and mental energy

7.

domestic animal

G.

breeding between closely related individuals

8.

wild

H.

time belonging to the present time

9.

cultivation

I.

to plant seeds on a piece of ground

10

artificial

J.

to produce crops, profits

11

vigour

K.

a thing, place activity, etc. that you get something from

12.

pollinate

L.

an animal or plant produced from parents of different breeds or types

13.

inbreeding

M.

an animal lives on a farm or in someone’s home

14.

sow

N.

no food for a long time and many people or animals die

15.

source

O.

to make a flower or plant produce seeds by giving it pollen

V. Find English equivalents to the following word combinations:

Russian term

English equivalent

1.

разводить животных и растения

2.

постепенное изменение в генотипе

3.

возделывание пшеницы

4.

процесс отборного размножения

5.

тесно связанные между собой особи

6.

сохранить желаемые характеристики

7.

опыляться естественным путем

8.

происходящий в гомозиготных условиях

9.

гибридная сила

10.

зависит от

11.

особые комбинации

12.

присутствуют в гомозиготных условиях

13.

дикие разновидности растений

VI. Give Russian equivalents to the following English terms:

English term

Russian equivalent

1

to produce specific desirable qualities

2

selective breeding

3

artificial selection

4

to sow seeds

5

pest resistance

6

genetically different plants

7

to be exposed to new diseases

8

have no resistance

9

to develop domestic and farm animals

10

genetically distinct strains

11

the mixing of alleles

12

the descendants of hybrids

13

to maintain sources of genetic diversity

14

future breeding programmes

VII. Find synonyms among the pool of words:

Pool of words

Synonyms

1)1.harvest /2.stock /3.crop /4.yield /5.strain /6.breed

2) 1.seed /2.vigour /3.strength /4.grain

3)1.retain /2.sow /3.decrease /4.keep /5.plant /6. reduce

4) 1.distinct /2.diversity /3.different /4.variety

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