Abiotic factors in common ecosystems:
1: Bats are interesting creatures, and use echolocation to make food
2: The cave walls help spread the voices of the bats
3: They have to use echolocation to breathe
Biotic factors:
1: Some good roles for bats are predators
2: They effect the system of computers when they bite computer chips
3: They complex human system life<span />
An invasive species, such as the trees in your question, could:
- Out compete the native flora for resources, such as nutrients.
- An earlier reproductive and faster growing cycle could quickly surpass native tree growth.
- This alien species taking the place of native trees could disrupt the habitat of animal species that need the native flora instead.
The best thing to do is to rinse the dust cap with freshwater and dry it with a clean towel of air from the tank. Be sure to blow or towel dry the dust cap before putting it in place on the first stage.
Answer: C - spiral staircase
Explanation: