Ecosystems
Geography ⇒ Environmental Geography
Ecosystems starts at 6 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Ecosystems.
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See sample questions for grade 11
Define an ecosystem and explain its main components.
Describe the impact of human activities on ecosystems with one example.
Describe the role of decomposers in maintaining the stability of an ecosystem.
Describe the role of sunlight in an ecosystem.
Explain how invasive species can affect native ecosystems.
Explain the concept of 'carrying capacity' in an ecosystem.
Explain the difference between food chain and food web.
Explain the difference between primary and secondary consumers with examples.
Explain the term 'biome' and give an example relevant to India.
Explain the term 'trophic level' with an example.
Name any two abiotic factors that influence terrestrial ecosystems.
Name the process by which nitrogen is converted from atmospheric form to a usable form for plants.
What is ecological succession?
What is meant by the term 'biogeochemical cycle'?
What is meant by the term 'ecological niche'?
What is the main source of energy for most ecosystems on Earth?
