Reading for Understanding Question Answer | DAV Class 4 English Practice Book Chapter 13 Solutions

Get complete solutions for DAV Class 4 English Practice Book Chapter 13: Reading for Understanding Question Answer. This chapter contains reading comprehension passages with questions, factual checks, and vocabulary exercises.

Passage 1: The Helpful Dolphin

Dolphins are among the smartest animals on Earth. They live in oceans and rivers. Although dolphins look like fish, they are actually mammals. They breathe air through a blowhole on the top of their heads. Dolphins are extremely friendly and known to help drowning sailors and swimmers. They communicate with each other using clicks and whistles.

Questions and Solved Answers:

1. Are dolphins fish or mammals?
   Answer: Dolphins are mammals, not fish.
2. How do dolphins breathe?
   Answer: Dolphins breathe air through a blowhole situated on the top of their heads.
3. How do dolphins communicate with one another?
   Answer: Dolphins communicate with each other using clicking sounds and whistles.
4. Find a word in the passage that means ‘very intelligent’:
   Answer: Smartest.
5. Give an antonym of ‘enemy’ from the passage:
   Answer: Friendly.

Passage 2: The Importance of Trees

Trees are our best natural friends. They absorb harmful carbon dioxide and release life-giving oxygen for us to breathe. Trees prevent soil erosion by holding the soil firmly with their roots. They provide us with sweet fruits, timber, medicines, and cool shade in the hot summer. We must protect trees and plant more saplings.

Questions and Solved Answers:

1. Which gas do trees release that is vital for our life?
   Answer: Trees release life-giving oxygen.
2. How do trees stop soil erosion?
   Answer: Trees hold the soil firmly with their roots, preventing wind and rain from washing it away.
3. Name two things we get from trees:
   Answer: Sweet fruits and herbal medicines (or timber and shade).

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