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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. Leaf rust is a form of






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






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






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






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






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






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






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






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






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






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






12. An embryo then develops inside a tissue that is protective and both layers are known as a






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






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






15. Is an equality in something visually attractive






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






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






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






19. A cluster or several flowers






20. Support stems






21. Have a two - year growth cycle






22. Protect the plant






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






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






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






26. Flowers with several simple pistils formed






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






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






29. Are those chemicals that control a target pest






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






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






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






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






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






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






36. 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.






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






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






39. Have numerous roots that are branched out.






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






41. Is change that is gradual






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






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






44. Parent material moved by gravity






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






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






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






48. Scarring on the blossom end of a tomato






49. Is where the formation of pollen takes place






50. Refers to a plant froup with male and female plants occuring on the same plant such as corn and squash