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






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






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






4. Protect the plant






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






6. Is an equality in something visually attractive






7. Refers to how well a plant can survive cold temperatures






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






9. Cannot be fertilized by their own pollen






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






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






12. Plants retain their leaces all year






13. Is where the formation of pollen takes place






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






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






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






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






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






19. Have numerous roots that are branched out.






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






21. 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.






22. Scarring on the blossom end of a tomato






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






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






25. Refers to woody plants that lse leaves or needle each winter






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






27. Have a two - year growth cycle






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






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






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






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






32. Determine how long is an internodes length






33. For each field should then be analyzed based on the soil productivity and management that is intended.






34. The male portion of a flower






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






36. The only vegetable used as a fruit






37. The female portion of a flower






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






39. The waxy substance that makes up cuticles.






40. The system that moves water and minerals is called a






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






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






43. Are organisms that can kill or reduce the ability to reporduce in other organisms






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






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






46. The system using two names to identify plants.






47. Below the O horizon - the __ horizon is where the mineral soil begins. It combines organic matter with weathered products.






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






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






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