Community Change Over Time (Grade 11 NSC Matric Life Sciences): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is succession in ecology?
What is succession in ecology?
Gradual change from simple to stable
What is the key starting condition for primary succession?
What is the key starting condition for primary succession?
No soil exists at all
Which organisms are typically the pioneer species in primary succession?
Which organisms are typically the pioneer species in primary succession?
Lichens
What is the main difference between primary and secondary succession?
What is the main difference between primary and secondary succession?
Soil already exists in secondary
How long does primary succession typically take compared to secondary succession?
How long does primary succession typically take compared to secondary succession?
Centuries vs decades
Where would primary succession most likely occur?
Where would primary succession most likely occur?
Newly formed volcanic island
What is a climax community?
What is a climax community?
Final stable ecosystem after succession
Which scenario would trigger secondary succession?
Which scenario would trigger secondary succession?
Fire destroying existing vegetation
What follows pioneer species in primary succession?
What follows pioneer species in primary succession?
Grass species establishing
How do pioneer species help create soil?
How do pioneer species help create soil?
Breaking down rock through weathering