Life-process-class-10

In plants, the carbohydrates that are not used immediately are stored in the form of _______________.

• Starch

• Cellulose

• Glucose

Saliva contains an enzyme called _______________ that breaks down starch to give simple sugars.

• pepsin

• trypsin

• amylase

What is the role of amylase in the digestive system?

• Breaking down proteins

• Breaking down fats

• Breaking down carbohydrates

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

• Pepsin

• Amylase

• Lipase

What is the main function of lipase in the digestive system?

• Breaking down proteins

• Breaking down fats

• Breaking down carbohydrates

What is the function of pepsin in the digestive system?

• Breaking down proteins

• Breaking down fats

• Breaking down carbohydrates

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

• Pepsin

• Amylase

• Lipase

The loss of water in the form of vapour from the aerial parts of the plant is known as _____________________.

• evaporation

• transpiration

• guttation

• translocation

Woody plants carry gaseous exchange through

a) root hair
b) Lenticels
c) stem hair
d) epidermal cells

• A

• B

• C

• D

6. Which of the following is chiefly digested in the stomach?

• A-Carbohydrates

• B-Protein

• C-Lipids

• D-Fat

• A

• B

• C

• D