Multiple choice

Which of the following statements is/are false? a. When charcoal burns with the oxygen in the air, a lot of heat, but only a little light is produced. b. Carbon dioxide is necessary for combustion to take place. c. Respiration is a kind of slow combustion of food which takes place to produce heat in the body.

  1. Only a

  2. Only a and b

  3. Only b

  4. Only b and c

  5. Only c
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This is a wrong option. Statement 'b'  is a false statement. Oxygen is necessary for combustion to take place.

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