Science Facts Set-21

  • There are about 600 species of oak trees on Earth.
  • Wild male yaks weigh up to 1,000 kilograms.
  • The Golden Poison Frog is the most poisonous vertebrate in the world.
  • The atmosphere of planet Mercury contains about 42% of molecular oxygen.
  • Prawns have claws on their legs. They have three pairs of legs.
Freshwater Prawns: Biology and Farming
  • Yeast is a fungus that makes carbohydrates undergo fermentation.
  • Human brain is considered to have about 50-100 billion neurons (nerve cells).
  • Actinium was discovered by Andre-Louis Debierne, a French chemist.
  • Lung Cancer is a disease caused mainly by smoking.
  • Bee-eaters are birds that predominantly consume insects especially bees and wasps. There are about 26 species of bee-eaters on Earth.
Kingfishers, Bee-eaters and Rollers: A Handbook (Helm Identification Guides)

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