IB Biology Topic B4.2: Ecological Niches Notes

B4.2.1 Ecological niche as the role of a species in an ecosystem

5 minute read

B4.2.2 Organisms that are obligate anaerobes, facultative anaerobes and obligate aerobes

4 minute read

B4.2.3 Photosynthesis as the mode of nutrition

5 minute read

B4.2.4 Holozoic nutrition in animals

8 minute read

B4.2.5 Mixotrophic nutrition in some protists

4 minute read

B4.2.6 Saprotrophic nutrition in some fungi and bacteria

4 minute read

B4.2.7 Diversity of nutrition in archaea

4 minute read

B4.2.8 Dentition and the diet of omnivorous and herbivorous members of the family Hominidae

6 minute read

B4.2.9 Adaptations of herbivores for feeding on plants and of plants for resisting herbivory

9 minute read

B4.2.10 Adaptations of predators

6 minute read

B4.2.11 Adaptations of plant form for harvesting light

9 minute read

B4.2.12 Fundamental and realized niches

6 minute read

B4.2.13 Competitive exclusion and the uniqueness of ecological niches

5 minute read