Volant animals have certain adaptive features that enable them to fly in the air for a long time. Volant organisms exhibit a number of adaptive features like they have streamlined bodies for Swift passage through the air, and flying insects have one or two pairs of wings supported by a network of veins. Volant animals have well-developed with keel or Carina. Aerial creators have keen eyesight to locate food during flight. They have a tail with long tail feathers, that assist in steering, lifting, and counterbalancing the birds during flight. So take this quiz and know more about aerial adaptations of the organism.
1. Wings are the extension of the cuticle of the thorax in insects and are modified............. In birds.
A. Fore limbs
B. Hind limbs
C. Both of these
D. None of these
2. In bats, flying dragon, Gecko, and lemur, the organ of flight is.........
A. Feather
B. Patagia
C. Pectoral fins
D. All of these
3. Which one of the following has webbed hands and rudimentary patagia for long leaps?
A. Exocoetus
B. Birds
C. Rhacophorus
D. None of these
4. Birds have........ Bones containing many air cavities that make their body light and buoyant during flight.
A. Pneumatic
B. Paraneumatic
C. Soft
D. Hard
5. Which organs are absent in birds?
A. Ovary
B. Teeth
C. Urinary bladder
D. All of these
6. Birds have specific flight muscles as...........
A. Pectoralis major
B. Pectoralis minor
C. Both of these
D. None of these
7. Birds have special air sacs to increase the efficiency of........... And....... Of the body.
A. Gills and cooling
B. Lungs and warming
C. Lungs and cooling
D. Gills and warming
8. The brain of aerial animals has highly developed........... And distinct optic lobes.
A. Cerebrum
B. Cerebellum
C. Medula
D. All of these
9. Which one of the following aquatic organisms who can fly with the help of enlarged pectoral fins?
A. Flying frog
B. Exocoetus
C. Whale
D. Dolphin
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