biological molecules 2

Multiple Choice

Not an organic molecule....

• Carbon Dioxide
• Sucrose
• Cellulose
• Protein

Multiple Choice

Turns Blue-Black when testing for Non-Reducing Sugars...

• Benedicts soln
• Biuret soln
• Iodine soln
• Ethanol soln

Multiple Choice

Contains Hydrogen, Carbon, Oxygen and made in cells....

• Molecules
• Carbohydrate
• Hydrocarbon
• Organic

Multiple Choice

Supplies most of your immediate energy....

• Fats
• Cellulose
• Glucose
• Glycogen

Multiple Choice

Which of the following categories do most molecules in living organisms fall into?

• Carbohydrates, Proteins, Nucleic Acids

• Carbohydrates, Proteins, Lipids

• Proteins, Lipids, Nucleic Acids

• Carbohydrates, Nucleic Acids, Lipids

Multiple Choice

An example of simple sugar (monosaccharide).

• glucose

• sucrose

• starch

• glycogen

Multiple Choice

Basic units of cabohydrates.

• simple sugars

• amino acids

• fatty acids and glycerol

• nucleotides

Multiple Choice

Glycogen is an example of

• a fat

• a protein

• a complex carbohydrate

• none of these

Multiple Choice

Which sugar is broken down during respiration ?

• Maltose

• Fructose

• Sucrose

• Glucose

Multiple Choice

DNA stands for......

• Deoxy ribose Nucleus Acid
• Digested ribose Nutter Acid
• Deoxy ribulose Nucleic Acid
• Deoxy ribose Nucleic Acid

Multiple Choice

A characteristic carried on a chromosome that codes for a protien is....

• DNA
• Polypeptide
• Gene
• Chromatid

Multiple Choice

A positive test for the Biuret test goes....

• Blue-black
• Purple
• White
• Brick red

Multiple Choice

An organic chemical that contains Nitrogen is....

• Protein
• Lipid
• Saccharide
• Carbohydrate

Multiple Choice

Which chemical element is only found in proteins ?

• Carbon

• Nitrogen

• Oxygen

• Hydogen

Multiple Choice

If the yellow and blue circles in this diagram represent amino acids, then this whole structure represents

• a protein

• a fat

• a reducing sugar

• a simple carbohydrate

• None of these

Multiple Choice

An organic chemical that contains nitrogen is....

• Protein
• Lipid
• Saccharide
• Carbohydrate

Multiple Choice

The building blocks of proteins are ....

• glycerol and water

• glucose

• amino acids

• triglycerides

Multiple Choice

What is the molecule that contains the instructions for the growth and development of all organisms?

• DNA

• Lipid

• Protein

• RNA

Multiple Choice

How many different amino acids are there?

• 25

• 20

• 15

• 10

Multiple Choice

Contains Hydrogen and Carbon only...

• Carbohydrate
• Fatty Acid
• Protein
• Starch

Multiple Choice

DNA stands for......

• Deoxy ribose Nucleus Acid
• Digested ribose Nutter Acid
• Deoxy ribulose Nucleic Acid
• Deoxy ribose Nucleic Acid

Multiple Choice

The paper test is for.....

• Protein
• Lipids
• Carbohydrates
• Saccharides

Multiple Choice

What are the basic units of most fats (lipids) in the body?

• Glycerol molecule chemically bonded to 3 fatty acid chains

• Glycerol molecule chemically bonded to 1 fatty acid chain

• Glycerol molecule chemically bonded to 2 fatty acid chains

• Glycerol molecule chemically bonded to 4 fatty acid chains

Multiple Choice

The diagram shows the structure of something called a triglyceride. A triglyceride is a

• fat

• protein

• carbohydrate

• sugar

Multiple Choice

Which of the following is correct ?

• Animo acids are used to build cellulose

• Fatty acids are used to build glycogen

• Glycerol is used to build lipids

• Glucose is used to build proteins

Multiple Choice

You need this in your diet to make Haemoglobin....

• Iron
• Magnesium
• Calcium
• Zinc

Multiple Choice

Makes up about 75% of a human....

• Carbon
• Hydrogen
• Water
• Oxygen

Multiple Choice

Vital for bone and teeth repair....

• Iron
• Copper
• Calcium
• Magnesium

Multiple Choice

A good source of vitamins and minerals.....

• Fresh fruit
• Meat
• Fish
• Eggs

Multiple Choice

Needed to avoid the disease known as Scurvy....

• Magnesium
• Vitamin C
• Iron
• Vitamin D