Check sibling questions
Class 10
Solutions to CBSE Sample Paper - Science Class 10

Assertion: Decomposition of vegetable matter into compost is an endothermic reaction. 

Reason: Decomposition reaction involves breakdown of a single reactant into simpler products. 


Answer - 

We know that

  • Exothermic reaction releases energy after the reaction
  • Endothermic reaction aborbs energy to undergo the reaction



  • In Decomposition of vegetable matter, energy is released . So, it is an Exothermic reaction.
  • Also, in Decomposition reaction, single reactant breaks down into simpler products.

Decomposition Reaction-01.jpg


  • Assertion is false
  • Reasoning is true


So, the correct answer is (d)  


Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class

Ask a doubt
Maninder Singh's photo - Co-founder, Teachoo

Made by

Maninder Singh

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