Zoology — Previous Year Papers
TGBIE IPE previous year Zoology questions — repeated topics and selected questions from recent exams.
Topics That Repeat Every Year
Every yearPeriplaneta americana — digestive system or nervous system LAQ
Every yearEcology — ecosystem, food chains, or nutrient cycles LAQ
Almost every yearPlasmodium or Ascaris life cycle SAQ
Very frequentAnimal diversity — phyla characters SAQ
FrequentEnvironmental issues — air/water pollution or ozone depletion
Selected Questions from Past IPE Papers
IPE 2024 — Selected Questions
- 1.Describe the digestive system of Periplaneta americana with a neat labelled diagram. (7 marks)
- 2.Explain the concept of ecological pyramids. Describe pyramids of number, biomass, and energy. (7 marks)
- 3.Explain the life cycle of Plasmodium vivax with a diagram. What are the symptoms of malaria? (4 marks)
- 4.Describe the general characters of Phylum Annelida. Write a brief account of the earthworm. (4 marks)
- 5.What are environmental issues? Explain water pollution — its causes, effects, and control. (4 marks)
IPE 2023 — Selected Questions
- 1.Describe the nervous system of Periplaneta americana. Explain the structure of an Ommatidium. (7 marks)
- 2.Describe a lake ecosystem — its components, food chains, and energy flow. (7 marks)
- 3.Explain the general characters of Class Chordata. Describe the classification up to Class level. (7 marks)
- 4.Describe biodiversity — types, threats, and methods of conservation. (4 marks)
- 5.Explain the life cycle of Ascaris lumbricoides. What are the pathogenic effects? (4 marks)