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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. Is leading a visual observation toward a certain feature by planting the feature at a vanishing point that is between radial or approaching straight lines.






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






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






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






5. Are those chemicals that control a target pest






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






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






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






9. Formation of buds taking place.






10. A cluster or several flowers






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






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






13. 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.






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






15. Is a hormone for plants and growth regulator






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






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






18. Protect the plant






19. Plants retain their leaces all year






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






21. Scarring on the blossom end of a tomato






22. The female portion of a flower






23. Increases organic matter and disburses aggregates






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






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






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






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






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






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






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






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






32. Cannot be fertilized by their own pollen






33. Leaf rust is a form of






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






35. Is change that is gradual






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. Have numerous roots that are branched out.






38. The waxy substance that makes up cuticles.






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






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






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






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






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






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






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






46. Are the first leaves to appear after seeds germinate






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






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






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






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