What are saprophytes and parasites?

Important Questions on Obtaining and Utilising Food

EASY

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 9 - Obtaining and Utilising Food>Exercises>Q B

Write about two special features related to the teeth of a herbivore.

HARD

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 9 - Obtaining and Utilising Food>Exercises>Q B

Write briefly about the process of nutrition in the Amoeba.

MEDIUM

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 9 - Obtaining and Utilising Food>Exercises>Q B

Why do carnivorous plants trap insects? Explain how one such plant traps insects.

MEDIUM

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 9 - Obtaining and Utilising Food>Exercises>Q B

What are symbionts? Explain with an example.

MEDIUM

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 9 - Obtaining and Utilising Food>Exercises>Q B

What is the digestive juice in the mouth called? What enzyme does it contain and what does it do?

HARD

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 9 - Obtaining and Utilising Food>Exercises>Q B

What is peristalsis? Does it occur only in the oesophagus?

MEDIUM

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 9 - Obtaining and Utilising Food>Exercises>Q B

The juice produced in the stomach contains an acid as well as an enzyme. Name the enzyme. What do the acid and enzyme do?

EASY

7th CBSE

IMPORTANT

Basic Science For Class 7>Chapter 9 - Obtaining and Utilising Food>Exercises>Q B

What happens to the undigested food that remains in the large intestine?