Tropisms: Phototropic, Geotropic and Thigmotropic Plant Growth


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question 1 of 3

Which of the following is an example of a negative tropism?

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1. What causes a lateral branch to grow upwards?

2. When a seed germinates, what causes the roots to orient themselves downward?

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About This Quiz & Worksheet

The interactive quiz and printable worksheet will test students on their knowledge of the unique strategies that plants employ for survival. To pass the quiz, students should be familiar with the growth and life cycles of plants, adaptations, and how plants respond to light, gravity, and touch.

Quiz & Worksheet Goals

In this assessment, you'll be tested on the following definitions and concepts:

  • Negative tropism
  • Causes of lateral branch growth
  • Seed germination

Skills Practiced

  • Reading comprehension - ensure that you draw the most important information from the related lesson on plant growth
  • Making connections - use your understanding of the types of tropisms, both positive and negative
  • Defining key concepts - ensure that you can accurately define main phrases, such as tropism

Additional Learning

To learn more about tropism in plants, review the lesson on Tropism: Phototropic, Geotropic, and Thigmotropic Plant Growth. This lesson covers the following topics:

  • Tropism in plants
  • Plant responses to light during their growth cycles
  • Development of plants below and above the ground
  • Positive and negative adaptations in plant survival strategies