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TExES Science 7-12: Plant Reproduction & Growth Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. Plants need sunlight in order to produce sugars and oxygen. What form of tropism best exemplifies the movement of plants towards sunlight?

Question 2 2. In what type of environment is vegetative propagation the most advantageous?

Question 3 3. When a seed germinates, what causes the roots to orient themselves downward?

Question 4 4. At what time of year do plants lose their leaves?

Question 5 5. Which of the following is an example of a negative tropism?

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Question 6 6. What causes a lateral branch to grow upwards?

Question 7 7. What kinds of cycles do plants follow?

Question 8 8. Why might a tree lose its leaves during the summer instead of the winter?

Question 9 9. Dwarf species of plants can be treated with _____ in order to grow to a normal height.

Question 10 10. Which plant hormone is used to promote fruit ripening?

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Question 11 11. Some plants, such as strawberries, develop new flowering stems through the use of aboveground horizontal stems. Which term best describes these structures?

Question 12 12. Some plants, such as daffodils and tulips, may produce both sexually and asexually. When these plants produce through vegetative propagation, from what structure will new plants develop?

Question 13 13. Which hormone is most responsible for stem elongation, root growth and cell differentiations?

Question 14 14. Unlike most other plant hormones, _____ inhibits growth and promotes seed dormancy.

Question 15 15. Why do stomata usually close during the night?

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Question 16 16. What is another term for vegetative propagation?

Question 17 17. Florists often use _____ to keep cut flowers prettier for longer.

Question 18 18. What is photosynthesis?

Question 19 19. Humans often manipulate plants in order to create results that are better fit for their needs. What process is often used to create new hybrids of grapes for making wine?

Question 20 20. Vines grow straight until they find something to grow around. What is responsible for this adaptation?

TExES Science 7-12: Plant Reproduction & Growth Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

TExES Science 7-12 (236): Practice & Study Guide  /  Science Courses
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