Basic quizzes

Q.1 The gas that is responsible for global warming is
      A. Carbon dioxide
      B. Oxygen
      C. Methane

      D. Sulphur dioxide

Answer:-A

Q.2 What is the main constituent of coal gas?
       A. Oxygen
       B. Water
       C. Nitrogen

       D. Methane

Answer:-D

Q.3 For Which one of the following is the density maximum ?
      A. Chloroform
      B. Water
      C. Benzene

      D. Ice

Answer:-B