10 Questions
What is the source of energy and materials for living things?
Food
Which organisms are considered autotrophs?
Green plants and some bacteria
How are the carbon and energy requirements of autotrophic organisms fulfilled?
By obtaining energy from sunlight
What is the process by which autotrophs convert substances into stored forms of energy?
Photosynthesis
Which organisms are considered heterotrophs?
Animals and fungi
What do heterotrophic organisms depend on for their survival?
Autotrophs
How do heterotrophic organisms obtain their food and energy?
From autotrophs
What is the role of enzymes in organisms?
Breaking down complex substances
'Autotrophic' means:
'Producing own food'
'Heterotrophic' means:
'Obtaining food from others'
Explore the ways in which living organisms obtain food and energy for their survival and growth. This quiz discusses the general requirement for energy and materials in all organisms and how it is fulfilled in different ways.
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