Podcast
Questions and Answers
What is the source of energy and materials for living things?
What is the source of energy and materials for living things?
The food we eat.
What are autotrophs?
What are autotrophs?
Organisms that use simple food material obtained from inorganic sources in the form of carbon dioxide and water.
What are heterotrophs?
What are heterotrophs?
Organisms that utilise complex substances and depend directly or indirectly on autotrophs for survival.
How do organisms break down complex substances into simpler ones?
How do organisms break down complex substances into simpler ones?
Signup and view all the answers
Give an example of autotrophic organisms.
Give an example of autotrophic organisms.
Signup and view all the answers
