Test your basic knowledge |

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. The system using two names to identify plants.






2. Flowers with several simple pistils formed






3. Support stems






4. Is a hormone for plants and growth regulator






5. Protect the plant






6. Below the A horizon - the ___ horizon is usually light colored layer - with clay particles having been leached or removed. Contains organic matter as well as iron oxides and aluminum.






7. As in the sense of a plant part - is a structure that produces seeds.






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






9. Contain a strong primary root along with roots that branch out on the side






10. Reducing a design to its simplest and most functional form.






11. Refers to the movement through the soil of molecules.






12. A cluster or several flowers






13. Uses a variety of combinations to control pest - generally one that does the least harm to the pest of the environment.






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






15. Come from effective components used to express a main idea through a consistent style






16. Is a cyclic irrigation application that delivers water to land during a series of on and off time spans known as hydraulic surges.






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






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






19. Help decrease the amount of excessive nutrients that can enter the water from storm runoff.






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






21. 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.






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






23. A process in which nitrogen gas in the atmosphere is converted into ammonia.






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






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






26. Cannot be fertilized by their own pollen






27. One of several conservation tillage types used to cover 30 percent or more of pasture with crop residue.






28. The loss of water by plants from both evaporation and transpiration.






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






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






31. Plants retain their leaces all year






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






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






34. 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.






35. Is a reference to the size of portions of the design in relation to one another.






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






37. Below the E horizon - the ___ horizon is where fine material has accumulated to create a dense layer in the soil. May be enriched with calcium carbonate in the form of a layer or nodule.






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






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






40. Have a two - year growth cycle






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






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






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






44. Is where the formation of pollen takes place






45. How water is used in plants to carry nutrients






46. Which holds and captures pollen - and the style.






47. Increase the roots capacity to absorb to water and nutrients






48. The only vegetable used as a fruit






49. Always develop from a flower and has at least one ovary that has ripened






50. Formation of buds taking place.