IGCSE Edexcel Biology (9-1) Topic 15: Ecology

IGCSE Edexcel Biology (9-1)

**Topic 15: Ecology **
Includes: Topic sheet (with specification points covered and key words), brief lesson plans, PowerPoint presentations, relevant worksheets, PPHs (Past Paper Homeworks) with corresponding markscheme and MCQs (Multiple Choice Questions) with answers for end-of-topic quiz.

I have split the entire course into the following 18 topics: (similar resources can be found for all topics)
Topic 1: The variety of living organisms
Topic 2: Cells and movement
Topic 3: Human nutrition
Topic 4: Plant nutrition
Topic 5: Breathing and respiration
Topic 6: Gas exchange in plants
Topic 7: Human transport (Circulatory system)
Topic 8: Plant transport
Topic 9: Homeostasis and excretion
Topic 10: Human coordination and response (Endocrine and Nervous system)
Topic 11: Plant coordination and response
Topic 12: Human reproduction
Topic 13: Plant reproduction
Topic 14: Inheritance
A) Genetics
B) Cell division
C) Variation, mutation and natural selection
Topic 15: Ecology
Topic 16: Human influences on the environment
Topic 17: Food production
Topic 18: Changing organisms