Sci Ch6 L6 Review

Fill in the blank: The first species living in an area are called _________

• Pioneer Species

• Climax Species

• Invasive Species

• Endangered Species

Fill in the blank: The gradual replacement of one community by another is called _________

• Ecological Succession

• Photosynthesis

• Transpiration

• Mutation

Fill in the blank: Ecological succession in a place where a community already exists is called _________

• Secondary Succession

• Primary Succession

• Climax Succession

• Retrogressive Succession

Fill in the blank: The first community living in an area is called a _________.

• Pioneer Community

• Climax Community

• Secondary Community

• Mature Community

Fill in the blank: Ecological succession that happens where there are few, if any, living things is called _________

• Primary Succession

• Secondary Succession

• Climax Community

• Tertiary Succession

Fill in the blank: The final stage of succession in an area, unless a major change happens, is called _________

• Climax Community

• Pioneer Stage

• Intermediate Community

• Primary Succession

Fill in the blank: When a farm is abandoned, one of the earliest changes that can be observed is that tall ________ and ________ grow.

• weeds; grasses

• trees; flowers

• shrubs; vines

• crops; vegetables

Fill in the blank: The gradual replacement of a pond with a deciduous forest is an example of _________

• ecological succession

• photosynthesis

• genetic drift

• biomagnification

All ecosystems on our planet are intertwined.

• True

• False

Fill in the blank: People can help our ecosystems by ________, ________, and ________.

• reducing; recycling; reusing

• cutting; burning; wasting

• polluting; ignoring; destroying

• hunting; fishing; logging