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CBSE Class 10 Sample Paper Science Solution - For 2023 Boards

Class 10
Solutions to CBSE Sample Paper - Science Class 10

Assertion: Amphibians can tolerate mixing of oxygenated and deoxygenated blood.

Reason: Amphibians are animals with two chambered heart



  • Amphibians can tolerate mixed blood as they have lower energy and oxygen requirements
  • This mixed blood is pumped through the body with a 3 chambered heart

Chambers of heart in different species-01.jpg

Hence, the correct answer is (c) A is true but R is false


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CA Maninder Singh is a Chartered Accountant for the past 13 years and a teacher from the past 17 years. He teaches Science, Economics, Accounting and English at Teachoo