14.1 Habitat And Niche KEY CONCEPT Every organism has a habitat and a niche. HW: 14.1 P. 428-430 5 Facts/Page
14.1 Habitat And Niche A habitat differs from a niche. • A habitat is the natural environment of an organism. – biotic factors – abiotic factors • An ecological niche an organism’s position or function in a community. How it affects the habitat. – Behavior
14.1 Habitat And Niche Resource availability gives structure to a community. • Species can share habitats and resources. • Competition occurs when two species use resources in the same way. • Competitive exclusion keeps two species from occupying the same niche.
14.1 Habitat And Niche • Competitive exclusion has different outcomes. 1. One species is better suited to the niche and the other will either be pushed out or become extinct. 2. The niche will be divided. 3. The two species will further diverge.
14.1 Habitat And Niche • Ecological equivalents are species that occupy similar niches but live in different geographical regions. Madagascar South America
14.1 Habitat And Niche HW: 14.2 Pages # 431-434 5 Facts/PageStudy Guide Review 14.11. What is the difference between an ecological niche and its habitat?2. Place the following words under niche or habitat food, hunting behavior, other lions, trees, water hole, zebra, sand, temperature, grass, savanna, wildebeest, mating selection, water requirement.3. What is competitive exclusion?4. What are three outcomes of competitive exclusion?5. What are ecological equivalents?
14.1 Habitat And Niche HW: 14.2 Pages # 431-434 5 Facts/Page • Reader 14.1 • Study Guide 14.1 P.145-146 • Quiz next meeting on 14.1
14.1 Habitat And Niche Quiz is next!!!
14.1 Habitat And Niche Quiz is next – this time I mean it!