bio past paper
CONTENTS
HKCEE
Biology
Long Questions
SECTION 1 THE CELL
1
The cell and its activities
P1-11
SECTION 2 ORGANISMS AND THEIR ENVIRONMENT
2.1 Diversity of organisms
P12-16
2.2 Ecosystem
P17-23
2.3 Human impacts on the environment
P24-33
SECTION 3 ENERGETICS
3.1 Photosynthesis
P34-40
3.2 Respiration
P41-46
SECTION 4 OBTAINING ESSENTIALS FOR LIFE
4.1 Nutrition and gas exchange in plants
P47-51
4.2 Water relation and transport in plants
P52-64
4.3 Food and humans
P65-71
4.4 Nutrition in humans
P72-79
4.5 Gas exchange in humans
P80-86
4.6 Transport in humans
P87-99
SECTION 5 COORDINATION AND RESPONSE
5.1 Detecting environmental conditions
P100-104
5.2 Nervous coordination in humans
P105-110
5.3 Locomotion in humans
P111-113
5.4 Growth responses of plants
P114-116
SECTION 6 REGULATION AND DEFENCE
6.1 Osmoregulation and excretion
P117-122
6.2 Regulation of body temperature
P123-125
6.3 Regulation of glucose level in blood
P126-130
6.4 Defence against diseases
P131-133
SECTION 7 REPRODUCTION AND GROWTH
7.1 Types of cell division
P134
7.2 Sexual reproduction in flowering plants
P135-140
7.3 Sexual reproduction in humans
P141-150
7.4 Growth and development
P151-154
SECTION 8 GENETICS AND EVOLUTION
8.1 Genes and inheritance
P155-156
8.2 The pattern of inheritance
P157-166
8.3 Variations
P167-169
8.4 Genetic engineering
P170
HKCEE BIOLOGY | 1 The cell and its activities
|
P.1
1. 1990/I/1a
The diagram below shows four types of cells :
(i)
(ii)
Which of the above are plant cells ? State TWO plant cell features that are common to the cells you have listed.
(3 marks)
For each of the cells A and B
(iii)
(1) suggest ONE function, and
(2) state ONE structural feature, as shown in the diagram, which is essential for this function.
(4 marks)
Describe the changes in cells C and
HKCEE
Biology
Long Questions
SECTION 1 THE CELL
1
The cell and its activities
P1-11
SECTION 2 ORGANISMS AND THEIR ENVIRONMENT
2.1 Diversity of organisms
P12-16
2.2 Ecosystem
P17-23
2.3 Human impacts on the environment
P24-33
SECTION 3 ENERGETICS
3.1 Photosynthesis
P34-40
3.2 Respiration
P41-46
SECTION 4 OBTAINING ESSENTIALS FOR LIFE
4.1 Nutrition and gas exchange in plants
P47-51
4.2 Water relation and transport in plants
P52-64
4.3 Food and humans
P65-71
4.4 Nutrition in humans
P72-79
4.5 Gas exchange in humans
P80-86
4.6 Transport in humans
P87-99
SECTION 5 COORDINATION AND RESPONSE
5.1 Detecting environmental conditions
P100-104
5.2 Nervous coordination in humans
P105-110
5.3 Locomotion in humans
P111-113
5.4 Growth responses of plants
P114-116
SECTION 6 REGULATION AND DEFENCE
6.1 Osmoregulation and excretion
P117-122
6.2 Regulation of body temperature
P123-125
6.3 Regulation of glucose level in blood
P126-130
6.4 Defence against diseases
P131-133
SECTION 7 REPRODUCTION AND GROWTH
7.1 Types of cell division
P134
7.2 Sexual reproduction in flowering plants
P135-140
7.3 Sexual reproduction in humans
P141-150
7.4 Growth and development
P151-154
SECTION 8 GENETICS AND EVOLUTION
8.1 Genes and inheritance
P155-156
8.2 The pattern of inheritance
P157-166
8.3 Variations
P167-169
8.4 Genetic engineering
P170
HKCEE BIOLOGY | 1 The cell and its activities
|
P.1
1. 1990/I/1a
The diagram below shows four types of cells :
(i)
(ii)
Which of the above are plant cells ? State TWO plant cell features that are common to the cells you have listed.
(3 marks)
For each of the cells A and B
(iii)
(1) suggest ONE function, and
(2) state ONE structural feature, as shown in the diagram, which is essential for this function.
(4 marks)
Describe the changes in cells C and