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Indian Navy INET Chemical Reactions and Equations — practice questions

Explore 1 free Chemical Reactions and Equations questions in Indian Navy INET Science. Open each question or exercise to read its content, reference answers and available explanation.

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Chemical Reactions and Equations questions and exercises with answers

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Which of these is an endothermic reaction?Read the answer and worked solution →

Worked practice questions

Which of these is an endothermic reaction?

  1. Respiration in cells
  2. Photosynthesis in plants
  3. Burning of methane
  4. Rusting of iron
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Correct answer: B. Photosynthesis in plants

Photosynthesis absorbs energy from sunlight to convert CO₂ and water into glucose and oxygen. The other three release heat (exothermic).

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