Helpful Protists: Types & Activities

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

What best describes protists?

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1. What does the food additive, carrageenan, come from?

2. Which of the following statements is NOT true about diatoms?

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About This Quiz & Worksheet

The world is home to helpful and harmful protists. You will be quizzed on general facts about protists as well as how protists can be beneficial to humans, animals, and the environment.

Quiz & Worksheet Goals

On the quiz you will:

  • Explain how protists are classified
  • Determine the origin of the food additive carrageenan
  • Identify a false statement regarding diatoms
  • Describe the connection between protists, cows, and cellulose
  • Name the percentage of the world's oxygen output attributed to algae and diatoms

Skills Practiced

  • Information recall - consult your knowledge of this topic to name where carrageenan comes from
  • Knowledge application - use your understanding to choose the correct classification for protists
  • Reading comprehension - verify your ability to pull the most essential information from the related lesson on helpful protists

Additional Learning

The lesson entitled Helpful Protists: Types & Activities takes an in-depth look at this subject. The lesson is centered on the following objectives:

  • Describe the appearance and basic anatomy of protists
  • Name ways that protists help humans
  • Explain how protists help animals such as horses, cows, deer, and termites
  • Note the environmental impact of beneficial protists
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