Answer:
An example of a slow change is erosion and an example of rapid change is an earthquake.
<span>A. abiotic component</span>
An ecosystem involves both the biological (plants, animals, human beings) and non-biological (land, water, soil, and atmosphere) community which interacts as a system. More importantly, the living things are very dependent on the abiotic community since it cannot survive by itself. Every animal, plant and human needs the primary physiological needs of water, food and shelter provided by the abiotic system.
The sporophyte represents Asexual form of the plant, the gametophyte represents the sexual form of the plant
Threats to our native temperate grasslands include clearing, nutrient enrichment, inappropriate grazing, altered burning practices, neglect, fragmentation, tree planting and the invasion of exotic weed species like Serrated Tussock, African Lovegrass, St John's Wort and Phalaris.