Multiple choice

Which of the following statements is/are false? a. All physical changes are reversible. b. In an irreversible change, new substances are formed. c. Photosynthesis is an exothermic change.

  1. only a

  2. only b

  3. only c

  4. a and c

  5. a, b and c
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Photosynthesis is considered as an endothermic reaction because in this process energy in the form of sunlight is absorbed. This statement is false.

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