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 10
A pond ecosystem contains algae, small fish, large fish, and birds. If the population of small fish decreases drastically, what is likely to happen to the population of large fish?
Describe one way in which energy is lost between trophic levels in an ecosystem.
Describe the term 'biome' and give one example.
Explain the difference between primary and secondary succession.
Explain the importance of decomposers in an ecosystem.
Explain the role of producers in an ecosystem.
Explain why energy transfer in an ecosystem is not 100% efficient.
Name two abiotic factors that affect an ecosystem.
State one difference between a food chain and a food web.
State one way in which human activities can disturb the balance of an ecosystem.
What is an ecosystem?
What is ecological succession?
What is meant by the term 'trophic level'?
What is the main source of energy for most ecosystems on Earth?
What is the role of herbivores in an ecosystem?
