Download Ethiopian old Curriculum grade 12 biology Student Textbook PDF

• Country: Ethiopia
• Publisher: MoE, Ethiopia
• Publisher Year: 2002 E.C
• Subject: Biology
• Grade: 12
• Curriculum: Old
• Type: Student Textbook
• Total Units: 5 units
• Total Pages: 208
• File Size: 18 MB
• File Format: PDF
• Author: Steve Potter

The Ethiopian Grade 12 Old Curriculum Biology Student Textbook has 5 units, which are:

1. Micro-organisms
2. Ecology
3. Genetics
4. Evolution
5. Behaviour

Unit 1: Micro-organisms

• Covers types of bacteria, bacterial cell structure, Gram classification.
• Explains bacterial roles in ecosystems, industrial applications, and disease.
• Introduces recombinant DNA technology, cloning, and gene vector use.

Unit 2: Ecology

• Focuses on cycling of matter and nutrient cycles (water, carbon, nitrogen, sulphur, phosphorus).
• Describes ecological succession, biomes, and biodiversity.
• Covers conservation principles and human responsibility toward ecosystems.

Unit 3: Genetics

• Introduces Mendelian genetics, monohybrid and dihybrid crosses, dominance, and meiosis.
• Explains sex-linked traits, multiple alleles, and genetic variation.
• Covers molecular genetics: DNA structure, replication, gene technology, cloning, and ethical considerations.

Unit 4: Evolution

• Explains origin of life theories and the historical development of evolutionary ideas.
• Compares Lamarckian, Darwinian, and Neo-Darwinian concepts.
• Examines evidence for evolution: fossils, comparative anatomy, embryology, biochemistry, and selective breeding.
• Discusses natural selection, isolation, speciation, and adaptive radiation.

Unit 5: Behaviour

• Introduces behavior types, innate and learned behavior, reflexes, and instincts.
• Describes biological clocks and behavior in humans and animals.
• Covers social behavior patterns, courtship, and territoriality.