QQuestionEnvironmental Science
QuestionEnvironmental Science
Which of the following is an example of a pioneer species in secondary succession?
Lichens
Grass
Insects
Shrubs
12 months agoReport content
Answer
Full Solution Locked
Sign in to view the complete step-by-step solution and unlock all study resources.
Step 1:I'll solve this problem step by step, focusing on the concept of secondary succession and pioneer species.
Step 2:: Understanding Secondary Succession
Secondary succession occurs in an area that has been previously inhabited by living organisms but has been disturbed or cleared. Unlike primary succession, which starts on bare rock or completely lifeless ground, secondary succession begins in an area that already has soil.
Step 3:: Characteristics of Pioneer Species
Pioneer species are the first organisms to colonize a disturbed area during secondary succession. They typically have the following characteristics: - Able to survive in harsh, nutrient-poor conditions - Typically small and simple organisms - Can establish themselves quickly - Help prepare the environment for more complex organisms to follow
Step 4:: Analyzing the Options
Let's examine each option: - Lichens: Lichens are actually pioneer species in both primary and secondary succession - Grass: Grass can be an early colonizer in secondary succession - Insects: While important in ecosystems, insects are not typically considered pioneer species - Shrubs: Shrubs appear later in the succession process, not as initial colonizers
Step 5:: Identifying the Pioneer Species
Based on the characteristics of pioneer species, $$\boxed{\text{Lichens}}$$ are the correct answer.
Lichens are typically the first organisms to colonize disturbed areas, breaking down rock surfaces and beginning the process of soil formation.
Final Answer
Lichens are an example of a pioneer species in secondary succession.
Need Help with Homework?
Stuck on a difficult problem? We've got you covered:
- Post your question or upload an image
- Get instant step-by-step solutions
- Learn from our AI and community of students