Question 1

Which of the following is a common monosaccharide found in carbohydrates?

Accepted Answer

Glucose

Question 2

What is the primary function of carbohydrates in living organisms?

Accepted Answer

Energy storage and supply

Question 3

Which of the following is a disaccharide?

Accepted Answer

Sucrose

Question 4

Which enzyme is responsible for breaking down lactose in the human digestive system?

Accepted Answer

Lactase

Question 5

What is the chemical formula for glucose?

Accepted Answer

$\mathrm{C_6H_{12}O_6}$

Question 6

Which polysaccharide serves as the primary energy storage molecule in plants?

Accepted Answer

Starch

Question 7

Which of the following carbohydrates is NOT digestible by humans due to lack of appropriate enzymes?

Accepted Answer

Cellulose

Question 8

Which process converts glucose into energy in cells?

Accepted Answer

Glycolysis

Question 9

Which carbohydrate is commonly found in milk?

Accepted Answer

Lactose

Question 10

Which of the following is a structural carbohydrate found in plant cell walls?

Accepted Answer

Cellulose

Question 11

If a patient is unable to digest lactose, which enzyme deficiency do they most likely have?

Accepted Answer

Lactase

Question 12

Which carbohydrate is the main energy source for the brain?

Accepted Answer

Glucose

Question 13

Which of the following is a pentose sugar?

Accepted Answer

Ribose

Question 14

Which carbohydrate is used for energy storage in animals?

Accepted Answer

Glycogen

Question 15

Which of the following is a function of carbohydrates in cell membranes?

Accepted Answer

Cell communication and recognition

Question 16

Which carbohydrate is a major component of dietary fiber?

Accepted Answer

Cellulose

Question 17

Which of the following is a hexose sugar?

Accepted Answer

Glucose

Question 18

Which process is responsible for the breakdown of glycogen to release glucose?

Accepted Answer

Glycogenolysis

Question 19

Which carbohydrate is involved in the structure of DNA?

Accepted Answer

Deoxyribose

Question 20

Which of the following is a trisaccharide?

Accepted Answer

Raffinose

Overview of Carbohydrates: Structure, Types, and Functions

Study Guide - Practice Questions