AI-generated practice question — model-generated for extra practice, not a previous-year CBSE board question.
Q1.[1]straightforwardinitial-understanding
The text states that heterotrophic organisms must break down complex substances before using them. What biological agents are used to achieve this breakdown?
Previous-year CBSE Grade 10 board exam questions, organised by
subject and chapter, each with a model answer — free to read and print.