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प्रश्न
List the unique features of bird’s endoskeleton.
उत्तर
- The endoskeleton of birds is bony
- The long bones are hollow with air cavities (pneumatic)
- The body is covered by feathers.
संबंधित प्रश्न
“All vertebrates are chordates but all chordates are not vertebrates.” Justify the statement.
How important is the presence of air bladder in Pisces?
What are the modifications that are observed in birds that help them fly?
Could the number of eggs or young ones produced by an oviparous and viviparous mother be equal? Why?
The limbless amphibian is ______.
Four chambered heart is present in ______.
Which of the following is not correctly paired?
Which of the following is an egg laying mammal?
List the features that all vertebrates show at some point in their development.
List the functions of air bladder in fishes.
Write the characteristics that contributes to the success of reptiles on land.
Which of the following is NOT a character of Chordata?
A and B are respectively represents?
Give three major differences between chordates and non-chordates and draw a schematic sketch of a chordate showing those features.
