Chapter 6: Organisms Depend On A Healthy Ecosystem

Question 1

succession

Answer 1

the plant and animal species living in an ecosystem gradually being replaced by new species.

Question 2

primary succession

Answer 2

succession that develops in the community of plants and animals in an area where no living things existed before.

Question 3

secondary succession

Answer 3

a community in an area is Disturbed and plants and animals start growing there again.

Question 4

biodiversity

Answer 4

variety of plant and animal life in an ecosystem

Question 5

invasive species

Answer 5

a species that has been introduced into an area where it did not exist before

Question 6

how can an invasive species effect a native species?

Answer 6

It often reproduces so aggressively that it replaces some of the native species.

Question 7

steward

Answer 7

a person who carefully manages a resource by taking responsibility for their actions and educating others

Question 8

traditional knowledge

Answer 8

the experience, wisdom and practices gained by the Aboriginal peoples over many generations

Question 9

native species

Answer 9

species that naturally occurs in an area

Question 10

How is traditional knowledge passed down from generation to generation

Answer 10

poems, music, art, rituals, and laws.