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
Page 1 / 1