AI-generated practice question — model-generated for extra practice, not a previous-year CBSE board question.
Q1.[2]mediuminitial-understanding
A frog is an amphibian with a three-chambered heart, while a human has a four-chambered heart. Based on the chapter, what does this difference suggest about their respective rates of metabolism and energy needs?
Previous-year CBSE Grade 10 board exam questions, organised by
subject and chapter, each with a model answer — free to read and print.