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Essential English for Biology Students.doc
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VI. Give Russian equivalents to the following English terms:

English term

Russian equivalent

1

descended with modifications from a common ancestor

2

arboreal mode of life

3

ancestral primates

4

well adapted for eating insects

5

a prehensile limb

6

to allow a wide range of movements

7

to transfer food to the mouth

8

to locate scents

9

upright posture

10

spinal cord

11

a prolonged period of dependency after birth

12

precise movements

13

social grouping

14

complex social behaviour

VII. Find synonyms among the pool of words:

Pool of words

Synonyms

1)1.descend /2.grip /3.grasp /4.originate

2)1.digit/2.bond/3.scent/4.finger/5.link/6.smell /7.toe

3)1.feature /2. limb /3.characteristic /4. arm /5. leg

4)1.primitive /2.independence /3. freedom /4. ancient

VIII. Answer the following questions. Use all information given before:

  1. What has freed us from many of the effects of natural selection?

2. What does “arboreal mode of life” mean?

3. What features did ancestral primates have?

4. What features have been retained by modern primates?

5. What are the two main groups of modern primates?

6. How are monkeys distinguished from apes?

IX. Match the sentence halves. Make complete sentences:

1.

Although our social and technological developments have freed us from many of the effects of natural selection,

A.

can be protected until they are old enough to fend for themselves.

2.

About 75 million years ago some of these insectivores adopted an arboreal

B.

and for manipulating objects in the hand.

3.

Primates have flattened nails that support pads

C.

(tree-dwelling) mode of life and evolved into lemur-like primates.

4.

Mobile forearms are essential for moving from tree to tree,

D.

and they can exploit a wide range of food sources.

5.

The development of stereoscopic vision has been associated

E.

our present-day physical and behavioural characteristics are rooted in the adaptations of our ancestors.

6.

Primates have relatively unspecialized teeth and guts

F.

of sensitive skin on the fingers or toes.

7.

Some arboreal animals, such as birds and squirrels, build nests in which the young

G.

the prosimians (meaning “before apes”) and anthropoids (meaning “ape fom”).

8.

The primitive primates diverged quickly to give rise to two main suborders;

H.

with a flattening of the face.

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