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The Differences Between Mammals and Birds
  • 1. What type of heart structure do both mammals and birds possess?
A) Three-chambered heart.
B) Single chamber heart.
C) Four-chambered heart.
D) Two-chambered heart.
  • 2. Which class of animals mainly consists of warm-blooded creatures?
A) Amphibians.
B) Fish.
C) Reptiles.
D) Mammals and birds.
  • 3. What is the primary purpose of feathers in birds?
A) Flight and insulation.
B) To help with walking.
C) Feathers are mainly decorative.
D) To scare predators.
  • 4. What type of body covering do birds have?
A) Skin.
B) Scales.
C) Fur.
D) Feathers.
  • 5. Which sense is often more developed in birds than in mammals?
A) Vision.
B) Taste.
C) Hearing.
D) Smell.
  • 6. What structure do birds use to lay their eggs?
A) Cloaca.
B) Vagina.
C) Nares.
D) Urethra.
  • 7. Which group of mammals is known for laying eggs?
A) Carnivores.
B) Marsupials.
C) Placental mammals.
D) Monotremes.
  • 8. How do birds generally regulate their body temperature?
A) Through metabolic processes.
B) By burrowing into the ground.
C) Using external sources like sun.
D) By varying their feather count.
  • 9. Which of the following is a common behavior in mammals?
A) Parental care of young.
B) Building nests in trees.
C) Migrating long distances.
D) Laying eggs in water.
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