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






2. The layer of chlorenchyma cells oriented to capture optimum sunlight at the top of the leaf are the ____?






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






4. Which is a type of epidermal cell?






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






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






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






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






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






10. In nature depletion of mineral nutrients in the soil - interference with plant growth by excluding air - and the acceleration of the breakdown of nitrates in the soil is caused by too much ____?






11. The part of the flower that eventually become seeds are the ___?






12. Grasses - or monocots - are examples of plants with a ____ root system?






13. The wood of cone bearing trees - softwoods - consists of primary traechids - while the wood of flowering trees - hardwoods - consists of traechids and ____?






14. The oxygen liberated by green plants during photosynthesis comes from ___?






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






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






17. 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?






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






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

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20. Not a specialized stem?






21. Why is an Irish/white potato classified as a modified stem?






22. Stoma are regulated by guard cells which swell or shrink due to movement of this specific ion in the stomata?






23. In which of the following are guard cells (that form stomata) not actively involved?






24. The part of the flower in which seeds are produced is the ___?






25. The type of root system found in a dicot is a ___?






26. Explain photorespiration and how the enzyme rubisco plays a major role in that process during photosynthesis?






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






28. What obvious characteristic does a deciduous plant exhibit?






29. Which cell types hav the primary function of photosynthesis?






30. Horizontal stems that grow just below the surface of the soil are called ____?






31. The leaves of cacti are actually ____?






32. The space on a stem between where buds are attache and elongates is referred to as the ____?






33. The space between the nodes of a stem is called the _____?






34. Stems differ from roots in ____?






35. Which of the following is a specialized root?






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






37. An example of a multiple fruit would be the ___?






38. An advantage to tap roots is that they ____?






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






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






41. Roots differ from stems in ___?






42. In which region would an ntercalary meristem be found?






43. The Calvin cycle is sometimes referred to as the ___?






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






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






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






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






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






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






50. Which fruit or seed is dispersed by water?