2025 S3/4 CCKS Nutrients

Front

What is the main function of carbohydrates in living organisms?

Back

Immediate source of energy

Front

What is the main function of fats in living organisms?

Back

Insulation and long-term storage of energy

Front

What is the main function of proteins in living organisms?

Back

Growth and repair of cells

Front

How do you test for starch?

Back

Using iodine solution

Front

How do you test for reducing sugars?

Back

Using Benedict’s solution

Front

How do you test for protein?

Back

Using biuret solution

Front

How do you test for fats?

Back

Using ethanol

Front

What are cellulose, glycogen, and starch synthesised from?

Back

Glucose

Front

What are polypeptides and proteins synthesized from?

Back

Amino acids

Front

What are lipids such as fats synthesised from?

Back

Glycerol and fatty acids