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Guiding questions
Guiding questions
What are the advantages of specialized modes of nutrition to living organisms?
How are the adaptations of a species related to its niche in an ecosystem?
Linking questions
Linking questions
What are the relative advantages of specificity and versatility?
For each form of nutrition, what are the unique inputs, processes and outputs?
Syllabus statements
Syllabus statements
B4.2.1 Ecological niche as the role of a species in an ecosystem
B4.2.2 Differences between organisms that are obligate anaerobes, facultative anaerobes and obligate aerobes
B4.2.3 Photosynthesis as the mode of nutrition in plants, algae and several groups of photosynthetic prokaryotes
B4.2.4 Holozoic nutrition in animals
B4.2.5 Mixotrophic nutrition in some protists
B4.2.6 Saprotrophic nutrition in some fungi and bacteria
B4.2.7 Diversity of nutrition in archaea
B4.2.8 Relationship between dentition and the diet of omnivorous and herbivorous representative members of the family Hominidae
B4.2.9 Adaptations of herbivores for feeding on plants and of plants for resisting herbivory
B4.2.10 Adaptations of predators for finding, catching and killing prey and of prey animals for resisting predation
B4.2.11 Adaptations of plant form for harvesting light
B4.2.12 Fundamental and realized niches
B4.2.13 Competitive exclusion and the uniqueness of ecological niches
Resources used in class
Resources used in class
The power point presentation and the accompanying student notes are used as resources in class - together with activites, discussion, simulations and experiments.
1. B 4.2 SL HL Ecological niches- student notes.pdfPage updated
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