Key Concepts (Leaving Cert Biology): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What does ecology study?
What does ecology study?
How living things interact with each other and their environment
How far does the biosphere extend above and below Earth's surface?
How far does the biosphere extend above and below Earth's surface?
8 kilometres in each direction
What is an ecosystem?
What is an ecosystem?
A group of organisms interacting with their environment as a unit
Which range best describes ecosystem sizes?
Which range best describes ecosystem sizes?
From a tree or pond to a desert or forest
What characterises tropical rainforest ecosystems?
What characterises tropical rainforest ecosystems?
High temps & rainfall all year
What is the key feature of desert ecosystems?
What is the key feature of desert ecosystems?
Very low rainfall
Which ecosystem type contains salt water?
Which ecosystem type contains salt water?
Marine
What is a habitat?
What is a habitat?
The place where an organism lives
What is a population in ecology?
What is a population in ecology?
All members of same species in an area
What is a community in ecology?
What is a community in ecology?
All different populations in an area
What distinguishes a population from a community?
What distinguishes a population from a community?
Population is one species; community is all
What are ecotones?
What are ecotones?
Transition zones between ecosystems