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 8
Describe one way in which human activities can disturb an ecosystem.
Explain the difference between a food chain and a food web.
Explain the term 'ecological balance'.
Explain why decomposers are important for the health of an ecosystem.
Explain why energy flow in an ecosystem is said to be unidirectional.
Give one example each of a producer and a consumer in a pond ecosystem.
List any two ways in which humans can help conserve ecosystems.
Name the three main types of consumers in an ecosystem.
Which of the following best describes a food web? (1) A single chain of organisms (2) A network of interconnected food chains (3) Only producers and consumers (4) Only decomposers
Which of the following is a biotic component of a grassland ecosystem? (1) Soil (2) Grass (3) Water (4) Sunlight
Which of the following is a characteristic of a healthy ecosystem? (1) Low biodiversity (2) High biodiversity (3) No decomposers (4) Only one species
Which of the following is a function of decomposers in an ecosystem? (1) Producing food (2) Breaking down dead matter (3) Consuming plants (4) Providing shelter
Fill in the blank: Animals that eat both plants and animals are called _______.
Fill in the blank: The interconnected network of food chains in an ecosystem is called a _______.
Fill in the blank: The place where an organism lives is called its _______.
Fill in the blank: The process by which green plants make their own food is called _______.
True or False: All ecosystems have the same amount of biodiversity.
True or False: All plants in an ecosystem are producers.
True or False: Carnivores are always at the top of the food chain.
True or False: Decomposers play a vital role in recycling nutrients in an ecosystem.
