IB Biology SL Biological Molecules

Which of the following are uses of carbohydrates?

provides energy

transport nutrients

make cellulose cell wall

• and 2

• and 3

• and 3

• , 2 and 3

Tags

NGSS.MS-LS2-3

Which of the following is NOT correct about Unsaturated Fatty Acids?

• Unsaturated fatty acids contains double bond

• The Tail of unsaturated fatty acids is not straight.

• Unsaturated fatty acids are solid at room temperature.

• Unsaturated fatty acids are good fats such as vegetable oil.

Which of the following is NOT a function of water in the human body?

• It provides the body with energy for metabolic activities.

• It is an important solvent for metabolic wastes such as urea.

• It absorbs heat produced by the metabolic activities of the cells.

• It is used to transport digested food substances within the human body.

Which biomolecule are in starches and fibers?

• Lipid

• Protein

• Nucleic Acid

• Carbohydrate

Which biomolecule is made of nucleotides and contains DNA?

• Carbohydrate

• Lipids

• Protein

• Nucleic Acid

Which biomolecule contains fats and oils?

• Proteins

• Nucleic Acid

• Lipids

• Carbohydrate

Basic units of cabohydrates.

• simple sugars

• amino acids

• fatty acids and glycerol

• nucleotides

Basic units of proteins.

• simple sugars

• fatty acids and glycerol

• nucleotides

• amino acids

Tags

NGSS.HS-LS1-6

Basic units of lipids.

• nucleotides

• amino acids

• simple sugars

• fatty acids and glycerol

An example of simple sugar (monosaccharide).

• glucose

• sucrose

• starch

• glycogen