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Essential English for Biology Students.doc
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I. Quick check

1. What is meant by fitness in evolutionary terms?

2. Some individuals of the European swallowtail butterfly (Papilio machaon) pupate on brown stems or leaves; others pupate on green stems or leaves. Two distinct colour forms of the pupae are found, namely brown and green, with very few intermediates.

    1. What type of natural selection does this example show?

    2. Explain why the intermediate colour forms would be at a selective disadvantage?

II. Fill in the missing words:

Term (verb)

Noun

Adjective

argue

.......

.......

occur

.......

.......

increase

.......

.......

compete

.......

.......

expose

.......

.......

survive

.......

.......

distribute

.......

.......

describe

…..

……

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

species, existence, selection, environment, to occur, gene.

IV. Match these words with their definitions:

1

outstrip

A.

a group of closely related organisms

2

origin

B.

a living creature such as a dog or cat

3

disease

C.

becoming firm, steady or unchanging

4

selection

D.

the situation, place, or physical matter from which something begins

5

species

E.

birth rate

6

plant

F.

prevents something from continuing in its usual way and causes trouble

7.

animal

G.

an illness or unhealthy condition in your body

8.

favourable

H.

to be greater in quantity than something else

9.

natality

I.

an animal’s baby or babies

10

directional

J.

a small part of the material inside the nucleus of a cell

11

stabilising

K.

a living thing that has leaves and roots and grows in earth

12.

disruptive

L.

to do something that produces an effect or change in someone or something

13.

gene

M.

the careful choice of a particular person or thing from among a group of similar people or things

14.

offspring

N.

suitable and likely to make something happen or succeed

15.

affect

O.

pointing in a particular direction

V. Find English equivalents to the following word combinations:

Russian term

English equivalent

1

запасы еды

2

применить к …..

3

происхождение видов

4

несмотря на

5

ограниченные ресурсы

6

факторы окружающей среды

7

недостаток света, воды, кислорода

8

высокая рождаемость

9

высокая смертность

10

приводит к естественному отбору

11

способность организма

12

генетические характеристики

13

в ответ на изменения в окружающей среде

14

давать начало новому виду

15

короткие сильные клювы

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