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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. The discrete patches of xylem and phloem found in herbaceous dicot stems are called ___?






2. Which is a type of epidermal cell?






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






4. The initial step in the germination of a seed is called ____?






5. At present the most widely accepted theory for movement of substances in the phloem is called the ____?






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






7. Roots differ from stems in ___?






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






9. Explain why a cucumber or tomato really should be referred to as a fruit?






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






11. This structure in the ovary of a flower is responsible for producing a seed?






12. A conspicuous organelle at the light microscope level in cells of the palisade mesophyll would be ___?






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






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






15. This cell type is important in monocot and dicot roots by helping to regulate what gets into the ___?






16. Most cacti are __________ where the stem is responsible for the photosynthetic processes in the plant?






17. The part of the flower where seeds are produced is called the ___?






18. Pollen adheres to a sticky portion of the flower called the ____?






19. A primary function of traechids is ___?






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






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






22. An example of an aggregate fruit would be the ___?






23. Stems differ from roots in ___?






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






25. A plant with flowers containing stamens but no carpels would be a ___ plant with ____ flowers?






26. You have a crop that is not doing well and you add a lot of fertilizer to help it out but this causes the crop to do worse. ExplaIn what has happened?






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






28. Which of the following is a specialized root for storage?






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






30. Most of the flesh of pomes comes from the ____?






31. Plants maintain a constant flow of water from the roots to the leaves through a process very critical to life on land called ____?






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






33. Most of the water that enters a plant via the roots exits the same plant by the process of ____?






34. Specialized cells in the vascular tssue of a root responsible for initiating lateral root growth are _____ cells?






35. Flowering plants that complete their lie cycles in a single season are called ___?






36. When humidity is low - ____ ?






37. Which soil horizon is the most important agriculturally?






38. Strawberries are an example of what kind of modified stem?






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






40. If the concentration of solutes inside the plant cell is greater than the concentration on the outside - water will _____ the cell?






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






42. The skin of most fruits is technically the ___?






43. Not a specialized stem?






44. Wood cells are composed primarily of cellulose and ___?






45. Which of the following is a root with a specialized function for food storage?






46. Briefly describe the development of vascular tissu by the lateral/vascular cambium of a stem and how that results in the production of wood?






47. Pollen adheres to a sticky portion of the flower called the ___?






48. Which of the following woud NOT be a part of the vasulcar stele?






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






50. These 'showy' modified leaves are found at the base of flowers and usually draw attention to the smaller real flowers?







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