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Science & Nature 118848 is a selection of 10 questions. Science & Nature 118848 is the filename to differentiate it from other Science & Nature quizzes. Feel free to use any of these questions and answers for your own quizzes. Just keep in mind that you cannot republish them in any format.
1 Which species of Arctic whale is easily identified by its single very long tusk?
A The Narwhal, it’s actually a modified tooth and is most prominent in males. Often called the “unicorn of the sea,” this Arctic whale’s distinctive tusk can grow to be several meters long and is a unique feature among whale species.
2 Which instrument measures atmospheric pressure?
A Barometer. Barometers can be mercury barometers, which use a column of mercury to show pressure, or aneroid barometers, which use a sensitive metal capsule.
3 What is the name of the study of living things in their environment?
A Ecology. A branch of biology.
4 What is the young of a Grouse called?
A A chick. People often call these young birds “cheepers” or “squealers.” Notably, these nicknames reference the high-pitched sounds the birds make immediately after hatching. Furthermore, some observers refer to them as “poults,” a more formal term in the poultry world.
5 Where on the human body is the patella?
A Kneecap, located at the front of the knee joint.
6 How many bones does an adult human body have?
A 206 bones. Babies are born with more bones, around 270, but these fuse as a child grows, resulting in the standard adult count.
7 The Heaf test determines whether or not children have been exposed to which disease?
A Tuberculosis, by introducing tuberculin into the skin with a six-needle injector. A positive reaction, indicated by a raised, red area, shows the individual is immune, while no reaction suggests they are at risk and may need a BCG vaccination.
8 Haemoglobin in human blood contains iron; what metal does Chlorophyll in plants contain?
A Magnesium. Both molecules share a similar porphyrin ring structure, but the central metal atom differs, leading to their vastly different biological functions: iron in haemoglobin is for oxygen transport and magnesium in chlorophyll is for light absorption during photosynthesis.
9 What gas is the most abundant in the atmosphere of Mars?
A Carbon Dioxide. It makes up about 95% of the Martian atmosphere, with nitrogen, argon, and oxygen as the next most common gases, present in much smaller quantities.
10 What is the name of the fin running along the back of a fish?
A Dorsal fin. The fin helps a fish prevent rolling and assists in sudden turns and stops, with some fish having one or even multiple dorsal fins.