Praxis Biology: Plant Biology 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. Which best describes the arrangement of the xylem and phloem in a monocot plant?

Question 2 2. Leaves attach to stems at _____ and the spaces between leaves are called _____.

Question 3 3. The pressure flow hypothesis can be used to explain:

Question 4 4. The relationship between nitrogen-fixing bacteria and legumes can best be described as:

Question 5 5. What is the purpose of the pollen tube?

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Question 6 6. The attraction of water molecules to other water molecules is best described as:

Question 7 7. Organisms that fix atmospheric nitrogen into a usable form for plants and humans are:

Question 8 8. Where does the development of lateral roots begin?

Question 9 9. What structure is labeled in this diagram?

Question 10 10. What whorl in a flower contains the petals and attracts pollinators?

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Question 11 11. Which of the following is the best example of a sugar source?

Question 12 12. What type of ground tissue is the most common and helps store both food and water?

Question 13 13. In roots, where will new growth occur?

Question 14 14. Insects often eat leaves and other plant structures in order to obtain nutrients such as sugar. Which location in a plant will most likely provide sugars for the insect because it is a part of the phloem?

Question 15 15. Terminal buds are often accompanied by additional pairs of buds known as:

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Question 16 16. Some plants, such as elm trees, lack one or more whorl of a flower. What term best describes these flowers?

Question 17 17. Which of the following correctly matches the root region with the process that occurs there?

Question 18 18. Which of the following terms best describes when a grain of pollen from an anther is placed on a stigma?

Question 19 19. The individual units of xylem that have tapered ends are called:

Question 20 20. Nitrogen is part of what vital substance in plant cells?

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Question 21 21. Some flowers, such as daffodils and pansies, are often yellow in color. Which of the following is the most likely method of pollination?

Question 22 22. Plants that have two cotyledons and flowers in groups of four or five are best known as:

Question 23 23. Earth's atmosphere is made up of several components including carbon, oxygen, and nitrogen. About how much of the atmosphere is nitrogen?

Question 24 24. Apple trees are vascular plants with flowers. Based on this information, apple trees can be classified as:

Question 25 25. Palm trees have parallel veins, long leaves, vascular tissue, and flowers with groups of three petals. Based on this information, palm trees can best be classified as:

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Question 26 26. What type of cell can produce more tissue to transport water in a tree?

Question 27 27. The type of growth seen at the apical meristem is best known as _____ growth and will result in an increase in the _____ of the stem.

Question 28 28. What two factors are mainly responsible for the movement of water from the roots up through the leaves?

Question 29 29. What type of tissue prevents the loss of water from the plant stem following secondary growth?

Question 30 30. What process happens at the apical meristem to allow for plant stem growth that does not occur at other locations in the shoot system?

Praxis Biology: Plant Biology 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!

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