Carbohydrates

Which elements a make up 99% of a human body's composition?

• C, H, O, N, P, K
• C, H, O, N, P, Ca
• C, H, O, N, S, Ca
• C, H, O, N, K, Ca

Which are 6 essential elements of organic molecules?

• C, H, O, N, P, K
• C, H, O, N, P, Ca
• C, H, O, N, S, Ca
• C, H, O, N, P, S

Which elements make up Carbohydrates?

• C, H, O
• C, H, O, N
• C, H, O, N, S
• C, N, O

What is the primary focus of organic chemistry?

• The study off all chemical compunds
• The study of carbon-based compunds
• The study of inorganic compounds
• The study of minerals

How many valence electrons does carbon typically have, and what type of bonds does it form?

• 5, Ionic

• 2, Covalent

• 3, Ionic

• 4, Covalent

What property of carbon allows it to form long chains and diverse structures?

• It has 6 valence electrons
• It can form ionic bonds easily
• It bonds with nitrogen
• It can bond with other carbon atoms

What is the name of the chemical reaction of MAKING polymers by joining monomers?

• Osmosis
• Polymerization
• Dehydration synthesis
• Hydrolysis

Anabolic proces is:

• Combining smaller molecules to make larger ones
• Breaking down large molecules into smaller ones

Catabolic proces is:

• Combining smaller molecules to make larger ones
• Breaking down large molecules into smaller ones

Which molecules are essential for all metabolic processes in body?

• Hormones
• Antibodies
• Carbon dioxide
• Enzymes