Sug Ans Ch01e

  • November 2019
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Certificate Biology - New Mastering Basic Concepts

Suggested answers Ch 1

Suggested answers The University of Cambridge Local Examinations Syndicate/Midland Examining Group bears no responsibility for the example answers to questions taken from its past question papers which are contained in the textbooks.

Chapter 1

Studying biology

Reinforce and test your learning (p.15) 1

b, c, d, f, g and h

2m

2

B

1m

3

C

1m

4

D

1m

5

A

1m

6

B

1m

7

Humans are organisms because they show the seven characteristics of organisms:

8

9



Humans require food for energy and for maintaining a healthy life.

1m



Humans break down food to obtain energy.

1m



Humans produce waste products and remove them from the body.

1m



Humans move about.

1m



Humans grow up and become more complex.

1m



Humans produce offspring to enable them to continue through generations.

1m



Humans react to changes in the environment.

1m

a

The knowledge of biology is discovered with the scientific method.

1m

b

Making observations, proposing a hypothesis, doing experiments and drawing a conclusion or forming a theory. 0.5m x 4



Enzymes are added to washing powders to remove stains.

1m



Insecticides are used to control pest.

1m

10

Food poisoning, genetically modified food, blood/organ donation, environmental protection, pollution, etc. (any 3) 1m x 3

11

Biological research assistant, biology teacher, crime laboratory technician, dentist, doctor, nurse, pharmacist, physiotherapist, etc. (any 3) 3m

 Oxford University Press 2003

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