Birds and Beaks
Science Four
Long answer type questions
Answer the following questions
Question: 1.Write the names of some common birds.
Answer – Pigeon, sparrow, parrot, eagle, and vulture, etc.
Question: 2.Write the name of two swimming birds.
Answer – Ducks and penguin are the name of two swimming birds.
Question: 3. Write any three features of birds.
Answer – All birds have boat shaped body. All birds have beaks and all of them have two legs.
Question: 4. How many types of feathers does a bird have?
Answer – There are two types of feathers a bird has, named - Down feathers and flight feathers.
Question: 5. How do feathers help the birds?
Answer - Down feathers cover the bird’s body and keeps it warm. Flight feathers help birds to fly and change direction.
Question: 6. What features do help birds to fly?
Answer – Wings, down feathers, hollow bones, strong muscles, and boat shaped help birds in flying. Down feathers present on the tail of birds help them to change direction.
Question: 7. What are the use of beaks?
Answer - Birds use their beaks for catching and taking of food, tearing of flesh and as defence tool while fighting with their enemies.
Question: 8. Write the name of birds which have crushing beak?
Answer - Pigeon, sparrow, etc. have crushing beak.
Question: 9. Write the name of the bird which have sticky beak.
Answer – Swallow has sticky beak, it catches its prey while flying.
Question: 10. Duck has which type of beak?
Answer - Duck has sifting beak
Question: 11 What is the feature of the sifting beak?
Answer - Shifting beaks are flat and broad with small holes on both sides. They take in muddy water which has small insect and worms. Mud and water flow through the holes, trapping the insects and worms in the beak.
Question: 12. What are the uses of claws?
Answer - Birds use their claws in walking, climbing, holding the food, swimming and perching.
Question: 13. How does a swallow catch its food?
Answer - Swallow catches flies while flying. There beak is sticky from inside.
Question: 14. Write the name of the birds which cannot fly.
Answer - Ostrich, penguin, and kiwi are the some birds which cannot fly.
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