Which of the following is an example of a pioneer species?
a. fungus
b. trees
c. shrubs
d. grass

secondary succession can happen after primary succession or independently of primary succession.
a. true
b. false

which of the following about secondary succession is not true?
a. it occurs in ecosystems without soil.
b. it occurs in ecosystems that are already established.
c. it reduces the number of species in an ecosystem.
d. it is

Toorale man murder mystery < - your lab link 1. how was the toorale man found? 2. what did archaeologists learn about the burial? why is the burial important? 3. what information were the scientists able to learn from the skeleton itself? 4. why is the question of whether the injuries came from a stone or steel weapon important? how could scientists distinguish between the different types of weapons? 5. what did the carbon dating and soil testing tell scientists about toorale man? why are the dates interesting for scientists?