Importance of Carbon Multiple Choice Questions (MCQ) PDF Download

MCQ 1: The potential source of chemical energy at cellular level comes from the bond between

1. carbon-oxygen
2. carbon-hydrogen
3. oxygen-hydrogen
4. carbon-carbon

MCQ 2: The structure of carbon is a

1. monovalent
2. bivalent
3. tetravalent
4. trivalent

MCQ 3: Due to its unique properties carbon can react with many known elements forming

1. covalent bond
2. ionic bond
3. coordinate covalent bond
4. hydrogen bond

MCQ 4: The basic element of the organic compound is

1. hydrogen
2. carbon
3. oxygen
4. all of above

MCQ 5: Proteins are formed when carbon combines with nitrogen in amino acid linkages with the help of

1. covalent bond
2. ionic bond
3. peptide bond
4. glycoside linkage