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 major regions of a root tip are ____ - ___ - _____ and _____?






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






4. Horizontal stems that produce roots and shoots are ___?






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






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






8. 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 ____?






9. The part of the root containing the vascular tissue?






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






11. What does the term 'C'HOPK'NS CaFe Mighty good' represent?






12. ___ roots of dicots penetrate very deeply to underground water while ____ roots of monocots remain close to the surfae and facilitate rapid absorption of surface water?






13. A cactus is classified as a modified ____?






14. What is attached at the node?






15. Mitochondria are organelles responsible for ___?






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






17. The fleshy edible part of the strawberry is actually the ____?






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






19. When a plant cell loses water and the cell membrane pulls away from the cell wall - the cell is said to be under going ____?






20. 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?






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






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






23. Roots differ from stems in ___?






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






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






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






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






28. In a mature - woody dicot stem - the tissue/cell type between the xylem and the phloem is the _____?






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






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






31. If the concentration of solutes inside the plant cell is grater than the concentration on the outside - water will move ___?






32. When humidity is low - ____ ?






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






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






35. White the basic chemical equation for photosynthesis indicating which parts are for the light dependent stage and which are part of the light independent stage?






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






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






38. Fruit forms from the ovary wall of a flower referred to a the ___?






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






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






41. When the calyx - corolla and stamen of a flower are attached at the top of the ovary - the ovary is said to be ___?






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






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






44. Which fruit or seed is dispersed by water?






45. When a plant is fully saturated with water it is said to be high in ___ pressure wheras if it is low in water the plant is said to be flacid.






46. The ovay wall of a ferilized flower usually develops into What is referred to as ____?






47. Explain the process by which plants get water from the soil into the leaves?






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






49. During the light dependent reactions of photosynthesis - ____?






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