Welcome to the Quiz!
This quiz contains 9 questions from a mix of 1 subtopics.
What does an ecosystem consist of?
plants and animals only
non-living parts only
living organisms and non-living parts
living organisms only
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What happens if one organism is removed from an ecosystem?
it affects the whole system
it only affects the organisms that directly interact with it
it only affects the non-living parts of the ecosystem
it has no effect on the ecosystem
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What do plants require for photosynthesis?
light energy, carbon dioxide, and water
carbon dioxide, water, and glucose
water, oxygen, and glucose
light energy, oxygen, and water
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What do plants produce during photosynthesis?
glucose and carbon dioxide
carbon dioxide and water
glucose and oxygen
oxygen and water
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What is the primary source of energy entering ecosystems?
carnivores consuming herbivores
herbivores consuming plants
photosynthesis capturing light energy from sunlight
respiration releasing energy from food
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What do all living organisms, including plants, carry out to release energy from food?
photosynthesis
respiration
fertilisation
pollination
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What do organisms take in from the air during respiration?
glucose
oxygen
water
carbon dioxide
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What would happen to natural plant populations and human food crops without insect pollinators?
they would decline dramatically
they would remain unaffected
they would adapt to other pollination methods
they would increase dramatically
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What is the term for the process by which plants, algae, and some bacteria capture light energy to produce glucose and oxygen?
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