Q: Q: The field of organic chemistry studies the structure and reactivity of compounds containing what element? Read this paragraph and choose the correct option from the provided answers: Since then, the distinction between organic and inorganic compounds and reactions has blurred. Currently, the field of organic chemistry studies the structure and reactivity of nearly all carbon-containing compounds. Over twenty million organic compounds are known, ranging from very simple molecules to complex proteins. Choices: - nitrogen - hydrogen - oxygen - carbon A:
A: carbon

Q: Q: What is the sum total of all body reactions? Read this paragraph and choose the correct option from the provided answers: Water is an essential part of most metabolic processes within organisms. Metabolism is the sum total of all body reactions, including those that build up molecules ( anabolic reactions ) and those that break down molecules ( catabolic reactions ). In anabolic reactions, water is generally removed from small molecules in order to make larger molecules. In catabolic reactions, water is used to break bonds in larger molecules in order to make smaller molecules. Choices: - respiration - growth - immunity - metabolism A:
A: metabolism

Q: Q: Name the most famous satellite of the earth? Read this paragraph and choose the correct option from the provided answers: Choices: - demos - skylab - sputnik - the moon A:
A: the moon

Q: Q: What is the nickname of the best-known geyser in the world, which erupts reliably every 90 minutes? Read this paragraph and choose the correct option from the provided answers: Old Faithful ( Figure below ) is the best-known geyser in the world. The geyser erupts faithfully every 90 minutes, day after day. During each eruption, it may release as much as 30,000 liters of water!. Choices: - old energetic - old consistent - victoria falls - old faithful A:
A: old faithful