O Level Biology (5090) Paper-1 (MCQ’s) Topical Unsolved Past Papers with Worked Solutions – 205- Read and Write

Article Number 205, For Subject code 5090 for O Level. This book provides a thorough exercise of paper 1 for students taking Cambridge International Examinations O-Level Biology 5090

Salient Features: 

• Classified to subtopics
• All variants
• worked solutions
• Mark schemes included
• References of repeated questions added
• Questions order new to old

MCQs from Biology O Level past Paper examinations are sorted into relevant chapters and topics which will enable students to practice their understanding systematically. A key to questions is added at the end of each chapter. Further help is provided in detailed answers.

Each topic of the syllabus has been covered in a separate chapter containing MCQs from the past papers. All the MCQs in this Book have been compiled according to the May June or October November year in which they were set in the O Level Cambridge examinations.

For the better understanding of the questions detailed answers are also given at the end of each chapter. CAIE Students will find “Student Evaluation Card” quite useful. This will enable them to compare their performances and focus on the weaker areas.

The correct answers to the Questions are given in the answer key at the end of each chapter.

Topics covered in this book are as follows

TABLE OF CONTENTS
UNIT 1
1.1 Plant and animal cells
1.2 Specialised cells, tissues and organs
1.3 Multiple Topics
Answers Section
UNIT 2
2.1 Diffusion
2.2 Osmosis
2.3 Active transport
2.4 Multiple Topics
Answers Section
UNIT 3
3.1 Enzyme action
3.2 Effects of temperature and pH
3.3 Multiple Topics
Answers Section
UNIT 4
4.1 Photosynthesis
4.2 Leaf structure
4.3 Mineral nutrition
4.4 Multiple Topics
Answers Section(O Level Biology Paper)
UNIT 5
5.1 Nutrients
5.2 Diet
5.3 World food supplies
5.4 Human alimentary canal
5.5 Chemical digestion
5.6 Absorption and assimilation
5.7 Multiple Topics
Answers Section
UNIT 6
6.1 Water and ion uptake
6.2 Transpiration and translocation
6.3 Multiple topics
Answers Section
UNIT 7
7.1 Circulatory system
7.2 Multiple Topics
Answers Section
UNIT 8
8.1 Aerobic respiration
8.2 Anaerobic respiration
8.3 Human gas exchange
8.4 Multiple Topics
Answers Section
UNIT 9
9.1 Structure and function of kidneys
9.2 Kidney dialysis
9.3 Multiple Topics
Answers Section
UNIT 10
10.1 Structure and function of the skin
10.2 Multiple Topics
Answers Section
UNIT 11
11.1 Nervous system
11.2 Receptors
11.3 Reflex action
11.4 Hormones
11.5 Multiple Topics
Answers Section
UNIT 12
12.1 Bones
12.2 Joints
12.3 Antagonistic muscles
12.4 Multiple Topics
Answers Section
UNIT 13
13.1 Antibiotics
13.2 Effects of heroin
13.3 Effects of alcohol
13.4 Effects of tobacco smoke
13.5 Multiple Topics
Answers Section
UNIT 14
14.1 Microorganisms
14.2 Food biotechnology
14.3 Industrial biotechnology
14.4 Multiple Topics
Answers Section
UNIT 15
15.1 Energy flow
15.2 Food chains and food webs
15.3 Carbon cycle
15.4 Nitrogen cycle
15.5 Parasitism
15.6 Effects of humans on the ecosystem
15.7 Pollution
15.8 Conservation
15.9 Multiple Topics
Answers Section
UNIT 16
16.1 Asexual reproduction
16.2 Sexual reproduction in plants
16.3 Sexual reproduction in humans
16.4 Sexually transmitted diseases
16.5 Multiple Topics
Answers Section (O Level Biology Paper)
UNIT 17
17.1 Variation
17.2 Chromosomes and DNA
17.3 Monohybrid inheritance
17.4 Selection
17.5 Genetic engineering
17.6 Multiple Topics
Answers Section
Past Papers
May/June 2018 Paper
Answers Section