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






2. Cannot be fertilized by their own pollen






3. Increases organic matter and disburses aggregates






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






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






6. Is an equality in something visually attractive






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






8. Parent material moved by gravity






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






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






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






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






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






14. Parent material that the wind transports






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






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






17. 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.






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






19. Plants retain their leaces all year






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






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






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






23. Is where the formation of pollen takes place






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






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






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






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






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






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






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






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






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






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






34. Are flowers and shoots not yet developed






35. 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.






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






37. Have numerous roots that are branched out.






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






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






40. The female portion of a flower






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






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






43. Flowers with several simple pistils formed






44. Scarring on the blossom end of a tomato






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






46. Leaf rust is a form of






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






48. A condition in which wind or heat take too much water from a plant






49. 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.






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