Ecosystems
Biology ⇒ Ecology and Environment
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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When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.
See sample questions for grade 7
A forest ecosystem has been cut down for farming. What impact might this have on the local biodiversity?
A pond ecosystem contains algae, small fish, frogs, and birds. If the small fish population decreases sharply, what might happen to the frog population?
Describe one way in which humans can help protect ecosystems.
Describe what is meant by the term 'trophic level'.
Describe what would happen if all the producers in an ecosystem died.
Explain the difference between a food chain and a food web.
A forest ecosystem has been cut down for farming. What impact might this have on the local biodiversity?
A pond ecosystem contains algae, small fish, frogs, and birds. If the small fish population decreases sharply, what might happen to the frog population?
Which of the following best describes a food chain?
(1) A group of animals living together
(2) A sequence showing who eats whom in an ecosystem
(3) A list of all plants in an area
(4) A type of ecosystem
Which of the following best describes a food web?
(1) A single line of energy flow
(2) A network of interconnected food chains
(3) A group of plants
(4) A type of animal
Which of the following is a correct example of an abiotic factor?
(1) Tree
(2) Soil
(3) Bird
(4) Insect
Which of the following is a correct order in a simple food chain?
(1) Grass → Rabbit → Fox
(2) Fox → Grass → Rabbit
(3) Rabbit → Grass → Fox
(4) Grass → Fox → Rabbit
Fill in the blank: Animals that eat only plants are called __________.
Fill in the blank: The first trophic level in a food chain is usually occupied by __________.
Fill in the blank: The living parts of an ecosystem are called __________.
Fill in the blank: The movement of water through evaporation, condensation, and precipitation is called the __________ cycle.
True or False: A pond is an example of a terrestrial ecosystem.
True or False: All animals in an ecosystem are consumers.
True or False: All ecosystems are of the same size and complexity.
True or False: All ecosystems must have both living and non-living components.
