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






2. Are tiny leaf openings on the leaf surface - allows plants to release and take in gases - such as carbon dioxide - oxygen - and water vapor






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






4. Have numerous roots that are branched out.






5. 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.






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






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






8. Formation of buds taking place.






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






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






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






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






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






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






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






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






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






18. Increases organic matter and disburses aggregates






19. 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.






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






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






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






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






24. Is an equality in something visually attractive






25. The male portion of a flower






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






27. Leaf rust is a form of






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






29. Is change that is gradual






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






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






32. Is a hormone for plants and growth regulator






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






34. The waxy substance that makes up cuticles.






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






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






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






38. Parent material that the wind transports






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






40. A cluster or several flowers






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






42. What do roots do for the plant






43. 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.






44. A tomato disorder marked by a black or leathery brown spot on the fruits bottom.






45. How water is used in plants to carry nutrients






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






47. Protect the plant






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






49. The only vegetable used as a fruit






50. Examples os plants classified by growth patterns - have conducting rubes throughout their stems







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Can you answer 50 questions in 15 minutes?


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