Biology Past Papers

Cell structure and organization

1 question with a worked solution.

Chemical and Physical Basis of Life

1 question with a worked solution.

Mendel's experiments

1 question with a worked solution.

Non-Mendelian genetics

1 question with a worked solution.

Evolution and gene frequencies

1 question with a worked solution.

Structure and function of genetic materials

1 question with a worked solution.

Genes and gene expression

1 question with a worked solution.

Molecular basis of mutations

1 question with a worked solution.

Gene technology tools and methods

1 question with a worked solution.

Applications of gene technology

1 question with a worked solution.

Diversity of organisms

1 question with a worked solution.

Diversity of microorganisms

1 question with a worked solution.

Basic microbiology techniques

1 question with a worked solution.

Resource acquisition and transport in plants

1 question with a worked solution.

Plant reproduction

1 question with a worked solution.

Plant responses to signals

1 question with a worked solution.

Nervous coordination overview

1 question with a worked solution.

Human nervous system structure

1 question with a worked solution.

Nerve impulse generation and transmission

1 question with a worked solution.

Nervous system disorders

1 question with a worked solution.

Sensory structures

1 question with a worked solution.

Eye and ear structure and function

1 question with a worked solution.

Immunity

1 question with a worked solution.

Endocrine system

1 question with a worked solution.

Homeostasis

1 question with a worked solution.

Types of reproduction in animals

1 question with a worked solution.

Male reproductive system

1 question with a worked solution.

Female reproductive system

1 question with a worked solution.

Fertilization to birth

1 question with a worked solution.

Reproductive health

1 question with a worked solution.

Skeletal systems and movement

1 question with a worked solution.

Axial skeleton

1 question with a worked solution.

Appendicular skeleton

1 question with a worked solution.

Joints and muscle movement

1 question with a worked solution.

Ecosystem components

1 question with a worked solution.

Ecosystem processes

1 question with a worked solution.

World biomes

1 question with a worked solution.

Ecosystems of Sri Lanka

1 question with a worked solution.

Biodiversity and threats

1 question with a worked solution.

Global environmental problems

1 question with a worked solution.

Biodiversity and environmental conservation

1 question with a worked solution.

Microorganisms as pathogens

1 question with a worked solution.

Microbial control methods

1 question with a worked solution.

Use of microorganisms in industry and agriculture

1 question with a worked solution.

Soil microorganisms and soil health

1 question with a worked solution.

Microbiology in water and waste management

1 question with a worked solution.

Recycling of solid wastes

1 question with a worked solution.

Microbes and food spoilage

1 question with a worked solution.

Ornamental fish culture

1 question with a worked solution.

Horticultural practices

1 question with a worked solution.

Vector-borne diseases

1 question with a worked solution.

Food preservation and postharvest losses

1 question with a worked solution.

Emerging biotechnologies

1 question with a worked solution.