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






2. Leaf rust is a form of






3. Are inactive parts of pesticide used for diluting a pesticide or to make it safer - easier to mix - measure - apply or more effective.






4. Flowers with several simple pistils formed






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






6. This name is not always capitalized - in botany refers to a group of plants that can interbreed only among themselves






7. Soil is undisturbed from harvest to planting - in strips up to 1/3 of the row width.






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






9. Materials that are moved by streams and deposited into fresh water.






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






11. Cannot be fertilized by their own pollen






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






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






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






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






16. Protect the plant






17. Is change that is gradual






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






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






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






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






22. Determine how long is an internodes length






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






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






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






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






27. Have numerous roots that are branched out.






28. In design comes from elements creating a feeling of motion that can lead the eyes of a viewer through or beyond the area designed.






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






30. Scarring on the blossom end of a tomato






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






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






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






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






35. Is breaking soil out of clods and breaking in finer clumps. Do this after you plow.






36. 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.






37. 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.






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






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






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






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






42. The waxy substance that makes up cuticles.






43. Full width tilage involving one or more trips during the soil surface is tilled. Done before or during planting.






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






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






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






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






48. Are those chemicals that control a target pest






49. Are the first leaves to appear after seeds germinate






50. 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.







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