Test your basic knowledge |

Botany Basics

Subject : science
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. This structure in the ovary of a flower is responsible for producing a seed?






2. Why do most roots tend to die in soils that contain very high concentrations of salts (or fertilizer)?






3. Cells produced by the vascular cambium include ___?






4. Plants whose leaves fall off at the end of the growing season are ___?






5. ____ is the stage of cellular respiration that takes place outside of the mitochondria?






6. Cells produced by the vascular cambium do NOT include ___?






7. A primary function of traechids is ___?






8. The 'eyes' of the Irish potato are actually ___?






9. A farmer finds that his landin the wetbottoms during an exceptionally wet year produced a very poor crop as most of the plants died. What could've been the problem?

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10. Which molecule is synthesized during the light reactions of photosynthesis by receiving electrons - becoming an eectron carrier molecule?






11. In addition to anchoring a plant - roots usually function directly in which of the following processes?






12. Flowers are usually attached to a special structure at the end of a stem or peduncle called a ___?






13. As best as you can - briefly describe the development of vascular tissue by the lateral/vascular cambium of a stem and how that results in the production of wood?






14. Which of the following drugs is NOT obtained from leaves?






15. Specialized roots that permit plants growing in water to facilitate






16. The discrete patches of xylem and phloem found in monocot stems are called ____?






17. Name the 4 parts of aflower and briefly explain the process of double fertilization?






18. Which of the following is a micronutrient in terms of a plant's mineral requirements for growth?






19. Because of greater light intensity and heat absorption on the upper surface of the leaf - the lower surface has ____?






20. Why is visible light good energy to use for photsynthesis?

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21. Which of the following drugs are NOT obtained from leaves?






22. Which of the following is a specialized root?






23. When humidity is low - ___?






24. Specialized epidermal cells that increase the surface area for absorption of water are ____?






25. The discrete paches of xylem and phloem found in herbaceous dicot stems are called ____?






26. The endodermis works to direct water through its cells by having the presence of a waxy layer of suberin called the ____ around its cells n only one plane?






27. The areas between the location of leaf attachments on the stem are called ___?






28. Leaves and buds are attached to the stem at the ___?






29. This tissue (region) is present in monocot roots but absent in dicot roots?






30. In a mature - woody dicot stem - the tissue between the xylem and the phloem is the ___?






31. Which biome has the worst 'A' horizon?






32. The 'eyes' of the Irish potato are actually ____?






33. Which biome has the best 'A' horizon?






34. Which of the following is a critical part of a seed providing nutrition for the embryo?






35. Root hairs are found in the region of the root called the ____?






36. One year's growth of xylem in secondary wood is referred to as an ____?






37. Explain how a guard cell opens and closes the stoma?






38. Leaves and buds are attached to the stem at the ___?






39. Which of the following cell types hs food conduction as a primary function?






40. Pressure that develops within a living cell as a result of water entering the cell is called ____?






41. The spines of cacti are specially adapted to perform 2 imp't functions for the plant - transpiration and photosynthesis. True or false?






42. The leaves of cacti are actually ____?






43. Fungi which associate with roots to increase water absorption and mineral uptake are called ____?






44. The osmotic response of guard cells is governed by ____ levels in the guard cells?






45. Ultmately - how is energy moved around and created in living things?






46. The fungi symbiotically associated with roots are called ___?






47. The longest wavelength of energy reaching the earth from the sun is ___?






48. This tissue/region is present in monocot roots but absent in dicot roots?






49. Photosystem pigments that function in gathering and passing light energy to reaction-center molecules are called ___?






50. The osmotic response of guard cells is governed by the ___ levels in the guard cells?