Caffeine Is A Natural Pesticide


Interesting Facts in Easy English

Pre-Listening Vocabulary

  • caffeine: a drug found in some plants, including coffee seeds and tea leaves
  • pesticide: a substance that keeps insects or harmful materials away from a plant
  • alert: awake and paying attention
  • ward off: to keep away something harmful

Caffeine Is A Natural Pesticide

Caffeine wakes us up and helps us stay alert. Many people a caffeine kick a few times a day. In fact, coffee and tea are the most popular beverages in the world, making caffeine the most popular drug. Caffeine is found in the seeds, leaves, and fruit of certain plants. Have you ever why caffeine exists in coffee seeds and tea leaves? Studies that caffeine is a natural pesticide. It gives off a bitter to ward off or kill insects that come to feed on it. While caffeine is generally safe for humans, it can be toxic to pets and should be from cats, dogs, and birds.

Comprehension Questions

  1. According to this report, what is one of the main reasons humans consume caffeine?
  2. What is the natural purpose of caffeine?
  3. Why shouldn’t you share your coffee or chocolate with a dog?

Discussion Questions: Are you addicted to the caffeine in coffee, tea, or soft drinks? What happens to your body if you don’t get your “caffeine fix”?

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