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Practice Diversity of Life - Evolution - Ecology and Evolution previous year questions organised from real papers, with year-wise coverage and clear topic navigation.
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Year-wise coverage for Diversity of Life. Each bar uses a separate theme-derived color.
How the classified questions are distributed by difficulty.
MCQ, numerical, multiple-select and other formats found in these papers.
Top subjects by unique question coverage.
Top topics across the included previous year papers.
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Question coverage for the most populated papers. Every active PYP paper remains listed below.
Newest papers appear first. Sort by year, question coverage or name.
| Paper | Year / session | Questions in this view | Open |
|---|---|---|---|
| Ecology and Evolution (EY) 2025 | 2025 | 3 | View paper |
| Ecology and Evolution (EY) 2024 | 2024 | 3 | View paper |
| Ecology and Evolution (EY) 2023 | 2023 | 2 | View paper |
| Ecology and Evolution (EY) 2022 | 2022 | 4 | View paper |
| Ecology and Evolution (EY) 2021 | 2021 | 3 | View paper |
| Ecology and Evolution (EY) 2020 | 2020 | 1 | View paper |
| Ecology and Evolution (EY) 2018 | 2018 | 2 | View paper |
| Ecology and Evolution (EY) 2016 | 2016 | 3 | View paper |
| Ecology and Evolution (EY) 2014 | 2014 | 1 | View paper |
Practice every matching question in batches of 20, with every available option.
Which of the following statements about the evolution of humans is believed to be TRUE?
In which of the following plants is the dominant stage of the life cycle haploid?
A scientist finds a new species of insect and sends a sample to a museum for confirmation. The curator of the museum designates it as a holotype for the newly identified species and asks the scientist to also provide samples of the opposite sex. This sample of the opposite sex is called the
| P | Staphylococcus aureus | 1 | Meningitis |
|---|---|---|---|
| Q | Shigella sp. | 2 | Plague |
| R | Neisseria sp. | 3 | Postoperative infection |
| S | Yersinia pestis | 4 | Diarrhoea |
Based on paleontological evidence, eukaryotic organisms are estimated to have first evolved
Which one of the following theories is supported by the distribution patterns of extinct flora such as Glossopteris across South America, Africa and Australia, and extant marsupial mammals across South America and Australia?
Which one of the following is an example of a cell type found only in a single phylum?
Fossils of most of the modern animal phyla first appeared over a short period of time. In which one of the following geological time periods did this occur?
The origin and proliferation of which one of the following organisms was responsible for the 'Great Oxidation Event'?
The term “living fossil” applies to which one or more of the following organisms?
Showing 20 of 22 questions
