Quiz 020 : Biology Quiz


01.) The human body is a remarkable production of evolution. There is only one bone in our human body that is not connected to another bone. It is a U-shaped bone at the base of the tongue, and is supported by muscles in the neck. What is this bone called?

02.) What are the types of cats best known as being entirely tailless?

03.) While whales and dolphins are not fish but mammals.The largest living fish species is a slow-moving creature that engages in filter feeding just like whales do: they feed by straining suspended matter and food particles from water.The largest recorded individual was 12.6 metres (41.5 ft) in length and the heaviest has weighed more than 36 tons.What is the common name given to this fish species?

04.) What is the extinct flightless bird that was endemic to the island of Mauritius?

05.) This pigment is the primary determinant of skin colour in humans, and also plays a key role in deciding the colour of our hair and eyes. It helps protect the eyes from the sun’s harmful ultra-violet rays. What is the name of this pigment?

06.) This birds native to the Americas and constituting the biological family Trochilidae. They are the smallest of birds and have the highest mass-specific metabolic rate of any homeothermic animal. What is this breed of birds?

07.) The largest land mammal, the elephant, is some 357,000 times larger than the smallest land mammal. What is the world’s smallest known mammal by body mass, weighing only about 1.8 grams on average?

08.) Who is small passerine bird best known for its powerful and beautiful song?

09.) What is the hardest substance in the human body and contains the highest percentage of minerals (at 96%), with water and organic material composing the rest?

10.)It is a large cat native to Africa and central Iran. It is the fastest land animal, capable of running at 80 to 128 km/h (50 to 80 mph), and as such has several adaptations for speed, including a light build, long thin legs and a long tail. Name it?


  1. The Hyoid bone 
  2. Manx cat
  3. The Whale Shark
  4. Dodo
  5. Melanin
  6. Hummingbird
  7. The Etruscan shrew
  8. Nightingale
  9. Enamel
  10. Cheetah

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