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Science & Nature

3,769 questions • Page 9 of 54

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# Question Answer
561 Which chemical element is most abundant in the air that we breathe? Nitrogen
562 How many stomachs does a cow have? None, Two or Four? Four
563 What is the difference between a frog and a toad? A frog hops or leaps, while a toad walks
564 How many canine teeth does a human have? Four
565 What is the medical name for the funny bone? Humerus
566 In the human body, what is the proper term for the thigh bone? Femur
567 True or False? An ostrich`s eye is bigger than it`s brain? True
568 What is cryophobia the fear of? The cold
569 The diameter of the Earth is approximately how many times bigger than the diameter of the Moon? 4, 24 or 104? 4
570 What is the most common blood type in humans? O
571 What nationality was scientist Marie Curie? Polish
572 Which element has the chemical symbol Li? Lithium
573 What word is used to describe animals which can live on land or in water? Amphibian
574 Flagged What is the name of the bone in a human`s thigh? Femur
575 How many chambers does the heart have? 4
576 Which is the eighth planet from the sun? Neptune
577 What colour is cobalt? Blue
578 Which of the following elements has a chemical symbol which does not begin with `S`? Sodium, Sulphur or Antimony? Sodium
579 By what name is a modulator-demodulator better known as? Modem
580 What is the smallest breed of dog? Chihuahua
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581 What type of bird can swim the fastest? The penguin
582 What disease`s name comes from the Latin word for crab? Cancer
583 Which element has the chemical symbol Hg? Mercury
584 Callisto, Europa, Ganymede and Io are 4 of the 16 moons of which planet? Jupiter
585 In which two continents do armadillos live? North America and South America
586 Which animal is the source of cashmere? The goat
587 If you were suffering from hepatitas which part of the body would be affected most? The liver
588 Who discovered gravitation and invented calculus? Isaac Newton
589 What is the most common gas in the air we breathe? Oxygen, Hydrogen or Nitrogen? Nitrogen
590 In 1970, who landed the first wheeled vehicle on the moon? Russia or the America? Russia
591 Which infectious disease has a name derived from the Latin for `bad air`? Malaria
592 How is ascorbic acid more commonly known? Vitamin C
593 What is the chemical symbol for the element Helium? He
594 How is the gas Nitrous Oxide better known? Laughing gas
595 On the beaufort scale, what number represents a fresh breeze? 1, 3 or 5? 5
596 What chemical element has the symbol Na? Sodium
597 Sn is the chemical symbol for which metallic element? Tin
598 What is chromatics the science of? Colours
599 What letter does not appear in the periodic table of the elements? J
600 Brontophobia is the fear of what? Thunder or Lightning? Thunder
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601 What is the name of the smallest planet in our Solar System? Pluto
602 Cornish, Rhode Island Red and Leghorn are all breeds of what? Chicken
603 Which gender of lion has a mane? The male, the female, or both? Male
604 What does the letter `V` stand for in DVD? Versatile
605 What is the chemical symbol for the element Argon? Ar, Ag or An? Ar
606 What is the name given to a female peacock? Peahen
607 Which element has the chemical symbol Pb? Lead
608 What is the chemical symbol for the element Iodine? I
609 What is the largest mammal in the world and can reach a length of 100 foot? The Blue Whale.
610 Which metallic element was known to the Romans as `Plumbum`? Lead
611 Who was the first man on the moon, and who was the second? Neil Armstrong (1st) and Buzz Aldrin (2nd)
612 What quantity is measured in Amperes? Electric current
613 The chihauhau dog derives it`s name from a town in which country? Mexico.
614 Where are the smallest bones in the human body found? Ear
615 What is the name of the longest bone in the human body? The femur (thigh bone)
616 What constellation represents a hunter with club and shield? Orion
617 What is the chemical symbol for the element Calcium? Ca
618 A koala bear eats leaves from which type of tree? Eucalyptus
619 Which of the following elements has the highest atomic number? Oxygen, Hydrogen or Helium? Oxygen
620 Hippomania is the name given to the obsession of which animals? Horses
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621 What is a taipan? A lizard, a snake or a beetle? A snake
622 Which recent computer virus was named after a popular female tennis player? Kournikova
623 What is the name given to a female swan? Pen
624 How many teeth make up a full adult set? 32
625 What is mechanophobia the fear of? Machinery, Children or Paper? Machinery
626 Which annual prizes were established by the legacy of a Swedish chemist? The Nobel Prizes
627 In the famous equation E = MC squared, if `E` stands for Energy and `M` for Mass, what does `c`` stand for? The speed of light
628 What is the name of the closest star to Earth? The sun
629 Which of the following metals is the best conductor of electricity? Copper, Platinum or Gold? Copper
630 What do the initials `PVC` stand for? Polyvinyl chloride
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