Carbohydrates (AQA A level)

What atoms make up all carbohydrates?

• Carbon, Sulfur, Hydrogen
• Carbon, Oxygen, Phosphorus
• Carbon, Oxygen, Nitrogen
• Carbon, Oxygen, Hydrogen

Tags

NGSS.HS-LS1-6

How many sugar units make up monosaccharides?

• one
• two
• three
• zero

How many sugar units make up disaccharides?

• one
• two
• three
• zero

How many sugar units make up polysaccharides?

• one
• two
• more than two
• zero

All carbohydrate names end with which ending:

• ise
• ase
• ese
• ose

What sugar is made of galactose and α glucose?

• Fructose

• Lactose

• Sucrose

• Amylose

What type of reaction is catalysed by lactase?

• hydrolysis

• condensation

• polymerisation

• redox

What reagents are needed to test for a non-reducing sugar?

• HCl; ;

• NaHCO₃

• Benedict's

• Biuret

Which is carbohydrate found in plant cells?

• Cellulose

• Amylopectin

• Glycogen

• Triglyceride

Which of the following contains glycosidic bonds?

• Starch

• Cellulose

• Glycogen

• Haemoglobin