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Praxis Plant Science Botany

Subjects : praxis, botany
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. Refers to the movement through the soil of molecules.






2. Is movement of nutrients to the surfaces of roots through water movement in the soil.






3. Plants that live their entire life cycle n one growing season






4. Are the smallest known living organisms that may reporuce and live apart from other living organisms.






5. A technology for growing plants in nutrient solutions with an artificial medium that providing mechanical support.






6. Are brightly colored forms in which leaves may be modified






7. What do roots do for the plant






8. Examples os plants classified by growth patterns - have conducting rubes throughout their stems






9. A tomato disorder marked by a black or leathery brown spot on the fruits bottom.






10. Parent material that the wind transports






11. Have numerous roots that are branched out.






12. The growing of roots into new soil that contacts available nutrients






13. Support stems






14. The part of the system that moves the food is known as the






15. Refers to the first name used in binomial nomenclature. Capitalized word that refers to a plant cluster that has similarities that can be recognized easily.






16. Is a hormone for plants and growth regulator






17. The system that allows the lifeblood or water - nutrients and food through the plant






18. A stem also has a part known as a ___ - which produces tissue that lengthens the stem






19. Are those chemicals that control a target pest






20. Ripe ovaries or groups of ripened ovaries that contain seeds.






21. Flowers with several simple pistils formed






22. Refer in botanical use as the edible parts of plant - other than the flower






23. Are a man made means of treating water through natural processes using plants - animals - microorganisms and the environment itself.






24. Is moving liquid pesticide mixture through a filling hose and into a water source






25. The opposite of photosynthesis - uses food and oxygen to change chemical energy into heat for plants.






26. Are plants grouped because of its ability to grow in girth






27. Are new of hybrid plants in which hybridization has been manipulated by humans






28. Occurs when pollen is carried from one plant to another






29. Provide food for plants. absorb sunlight and transform it into food.






30. When light is used to convert carbon dioxide and water into plant food.






31. Are plants that may live multiple years and may form flowers and seeds every year






32. Have a two - year growth cycle






33. Are created when microbes from decomposed organic matter make compounds that make soil particles hold together.






34. The ___ horizon tops the profile and contains mostly organic matter - with a decomposed vegetation structure that enriches the soil with nutrients and helps it retain moisture.






35. Are groups of plants developing new characteristics that occur naturally though hybridization.






36. When soil detaches from a portion of the soil profile or the surface of the soil






37. Pollinated from the same flower or other flowes on the same






38. Repeated features such as plants. These features have like shape - form - texture - and color.






39. Leaf rust is a form of






40. Materials developing or weathering in place and are not transported






41. By crops is dependent on the soils nutrient supply - the area of the root surface area and the root activity.






42. In a tomato is from a fast uptake of water such as from sownpurs or excessive watering.






43. Refers to plants with only male or female flower on a single plant such as hollies






44. The soils should be avoided because it pushes aggregates together - causing them to eventually break down






45. Is a wind - moved material that is silt - sized or smaller






46. The only vegetable used as a fruit






47. A protective layer outside the surface of a leaf.






48. Parent material moved by gravity






49. Trunks for a plant. support leaves - fruits - and flowers. May also take in nutrients and store food.






50. Pesticide is a capor or gas or it forms a cloud of vapor and gas when applied